China Hot selling Soft Open Plastic Gear for Air Rotary Vibration Damper worm and wheel gear

Product Description

Dobond plastic rotary 2 way damper D57123xx
   

PN Teeth Module Pitch circle diameter Pressure angle Torque
D57123xx 11 0.8 8.8 20° 0.25-2.2N.cm

Rotary Dampers – With Gear control the speed and acceleration of a movement in a travelling body. Simple to install, they can be fitted as part of an assembly. Available in a range of torques and gear profiles.

Function
Bidirectional, by utilize the principle of fluid resistance to reduce the speed of moving parts and create a smooth and soft movement; and applied in different gear and torque device. Torque will be different at different temperature and rotation speed. Customers can mount the damper either bilaterally or with various clips according to specific need.

Application
Widely applied in all kinds of chairs, mirrors, vehicle ashtray, garbage can, toilet cover, furniture drawer, cabinet, sound, cup holder, handle, card box, overhead sunglasses clothes holder, handle, fuel tank cap, storage compartment, roller blind, small-to-midsize boxes, flexible and slidable products. 
Create smooth movement and damping in application, effectively reduce noise and highly upgrade product level.

Who are we

Dobond Holding is located in Building 3,No.50,Cheyang Rd.,Chedun Town, Xihu (West Lake) Dis. District, ZheJiang   and it is a high-tech enterprise, dedicated to the Research, Development and Manufacturer of Dampers, Hinge, Latches and high-end automotive functional parts. The Company has imported advanced production equipment, processing and testing process from Japan. Besides, we have a group of technical and management talents.

Company Name Dobond(ZheJiang ) Precision and Machinery Co.,Ltd
Location Chedun Town, Xihu (West Lake) Dis. ,ZheJiang
   
Capital Stock RMB 10000000
President Richie Xihu (West Lake) Dis.
Year of Establishment 2008
Number of Employees 140
Price Terms EXW,FOB,CFR,CIF and DDU
Payment T/T,L/C and PayPal
Delivery Ship by TNT, UPS, DHL, FedEx, EMS, Air Cargo, and Vessel

What can we do for you

There are 8 departments in Dobond(ZheJiang ) Precision and Machinery Co.,Ltd:Marketing dept.,R&D dept.,Mold dept.,Injection dept.,Assembly dept.,QC dept.,Purchasing dept. and Personnel administration dept.;All raw materials used in the products are RoHs and REACK compliance.and we have passed ISO9001:2008 and IATF16949:2016/ISO9001:2015 international quality system certification. Products are widely used in car ashtrays, cup holders, storage boxes, central armrests, grab handles, sunglass boxes, fuel tank caps and the other auto parts.
 

Main products:
Auto interiors, door latch/lock, rotary damper, push-push latch
CHINAMFG is 1 of the leading enterprise in Chinese Auto parts  industry.

Why trust us

About size and color 
 
 Due to different measuring tools and measuring method,there may be a error of plus or minus 2mm about producs size,the size chart just for you reference.we provide free samples .
 Products are all in real shooting,without any color deviation.
 
Trade Terms  
 
 MOQ: 5000PCS
 Payment: T/T,L/C,Paypal,Western Union
 Production lead time: 7-15 working days
 Sample can be delivered within 3-5 working days
 Shipping port: ZheJiang
 Shipping freight are quoted under customer’s request
 Discounts are provided based on order quantity
 
Why Choose us
 In-house tool manufacture, mold making
 Provide OEM&ODM service
 RoHs Approve
 Plastic processing machines
 Over 15 sets of injection molding machines
 Many set of molds equipments
 Over 200 various types of products
 More than 10 years experiences in manufacturing audio accessories
 Optimization of production processes and material input

Who trust us

We are professional plastic latch and dampers maufacturer and exporter for cars like CHANGAN, GEELY, NIO, Mazda etc. Based on best quality and best price, we have very popular market on US, Japan H.K. etc. Welcome to contact us and looking CHINAMFG to establishing long term business relationship with you. We ensure our quality, absolutely the price according to the quality.

Products

How to find us

 
 
Company Address:Building 3,No.50,Cheyang Rd.,Chedun Town, Xihu (West Lake) Dis. District, ZheJiang /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Part: Dampers
Module: 0.8
Pitch Circle Diameter: 8.8
Pressure Angle: 20°
Torque: 0.25-2.2n.Cm
Molding Type: Plastic Injection
Samples:
US$ 0.5/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

plastic gear

How do plastic gears contribute to reducing noise and vibration?

Plastic gears contribute to reducing noise and vibration in various applications. Here’s a detailed explanation of how they achieve this:

Plastic gears possess inherent properties that help dampen noise and vibration during operation. These properties, combined with specific design considerations, contribute to the reduction of noise and vibration in the following ways:

  • Damping Characteristics: Plastic materials have inherent damping characteristics, meaning they have the ability to absorb and dissipate vibrations. When compared to metal gears, which are stiffer and transmit vibrations more efficiently, plastic gears can effectively reduce the transmission of vibrations through their damping properties.
  • Reduced Resonance: Plastic gears have the ability to attenuate resonant frequencies, which are frequencies at which vibrations can be amplified. By properly designing the tooth profile, gear geometry, and material selection, plastic gears can shift or dampen these resonant frequencies, preventing excessive vibration and noise generation.
  • Tighter Gear Mesh Tolerances: Plastic gears can be manufactured with tighter gear mesh tolerances, which refers to the amount of clearance or backlash between mating gear teeth. Tighter tolerances lead to better gear engagement and reduced impact or vibration during gear meshing, resulting in quieter operation.
  • Surface Finishes: The surface finish of plastic gears can be optimized to reduce friction and noise. Smoother gear surfaces reduce the potential for gear tooth noise and improve the overall meshing characteristics between gears. Proper lubrication or the use of self-lubricating plastic materials can further enhance the noise-reducing properties.
  • Flexibility in Tooth Design: Plastic gears offer greater flexibility in tooth design compared to metal gears. Engineers can optimize the tooth profile and modify the gear geometry to minimize noise and vibration. For example, incorporating modifications such as profile shifting, tip relief, or helical teeth can help reduce gear noise by promoting smoother and more gradual tooth engagements.

By leveraging these characteristics and design considerations, plastic gears can effectively reduce noise and vibration levels in various applications. This makes them particularly suitable for use in noise-sensitive environments, such as consumer electronics, automotive components, or office equipment.

It’s important to note that while plastic gears can contribute to noise and vibration reduction, the specific noise performance also depends on other factors within the overall system, such as gear arrangement, supporting structures, and the presence of other noise sources. Therefore, a holistic approach to noise reduction should be considered when incorporating plastic gears into a design.

plastic gear

What are the factors affecting the durability of plastic gears?

The durability of plastic gears can be influenced by various factors. Here’s a detailed explanation of these factors:

1. Material Selection: The choice of plastic material is a critical factor affecting the durability of plastic gears. Different plastic materials have varying mechanical properties, including strength, stiffness, impact resistance, and wear resistance. Selecting a material with suitable properties for the specific application is essential to ensure long-term durability.

2. Load and Stress: The magnitude and distribution of the applied load significantly impact the durability of plastic gears. Excessive loads or high stress concentrations can lead to deformation, fatigue, or even failure of the gear teeth. Proper consideration of the anticipated loads and stress distribution is crucial during the design phase to ensure that the gears can withstand the expected operating conditions.

3. Operating Speed: The rotational speed at which the plastic gears operate can affect their durability. Higher speeds can generate more heat due to friction, potentially leading to thermal degradation or wear. The material selection and design should account for the anticipated operating speeds to ensure that the gears can withstand the associated stresses and temperature rise without compromising their durability.

4. Lubrication: Proper lubrication is vital for reducing friction, minimizing wear, and enhancing the durability of plastic gears. Insufficient or improper lubrication can result in increased friction, leading to accelerated wear and potential gear failure. The selection of suitable lubricants and appropriate lubrication methods is essential to ensure optimal performance and durability.

5. Environmental Conditions: The environmental conditions in which plastic gears operate can impact their durability. Factors such as temperature extremes, humidity, exposure to chemicals or UV radiation, and presence of abrasive particles can degrade the plastic material over time. It’s important to consider the anticipated environmental conditions and select a plastic material that offers sufficient resistance to these factors.

6. Gear Design: The design of plastic gears can greatly influence their durability. Factors such as tooth profile, gear geometry, clearances, and load distribution should be optimized to minimize stress concentrations, prevent excessive wear, and ensure even load distribution across the gear teeth. Proper design considerations, including appropriate fillets, reinforcements, and tooth profiles, can improve the durability of plastic gears.

7. Manufacturing Quality: The quality of the manufacturing process and the precision of the gear manufacturing can impact its durability. Inadequate manufacturing processes or poor quality control can result in dimensional inaccuracies, surface defects, or material inconsistencies that can compromise the gear’s durability. Ensuring high-quality manufacturing practices and inspections is essential to maintain the durability of plastic gears.

8. Maintenance and Service Life: The maintenance practices and service life of plastic gears can affect their durability. Regular inspection, proper lubrication, and timely replacement of worn or damaged gears can help extend their lifespan. Neglecting maintenance or operating gears beyond their intended service life can lead to accelerated wear and reduced durability.

By considering these factors, such as material selection, load and stress, operating speed, lubrication, environmental conditions, gear design, manufacturing quality, and maintenance practices, it’s possible to optimize the durability of plastic gears and ensure their long-term performance.

plastic gear

Are there different types of plastic materials used for making gears?

Yes, there are different types of plastic materials used for making gears. Here’s a detailed explanation of some commonly used plastic materials in gear manufacturing:

  • Acetal (Polyoxymethylene – POM): Acetal is a popular choice for gear applications due to its excellent strength, dimensional stability, low friction, and wear resistance. It has good machinability and can be easily molded into gears with precise tooth profiles. Acetal gears offer low noise operation and have good resistance to moisture and chemicals. They are commonly used in automotive, consumer electronics, and industrial applications.
  • Polyamide (Nylon): Polyamide or nylon is another widely used plastic material for gears. It offers good mechanical properties, including high strength, toughness, and impact resistance. Nylon gears have low friction characteristics, good wear resistance, and self-lubricating properties. They are commonly used in applications such as automotive components, power tools, and industrial machinery.
  • Polyethylene (PE): Polyethylene is a versatile plastic material that can be used for gear applications. It offers good chemical resistance, low friction, and excellent electrical insulation properties. While polyethylene gears may have lower strength compared to other plastic materials, they are suitable for low-load and low-speed applications, such as in light-duty machinery, toys, and household appliances.
  • Polypropylene (PP): Polypropylene is a lightweight and cost-effective plastic material that finds applications in gear manufacturing. It offers good chemical resistance, low friction, and low moisture absorption. Polypropylene gears are commonly used in various industries, including automotive, consumer electronics, and household appliances.
  • Polycarbonate (PC): Polycarbonate is a durable and impact-resistant plastic material used for gears that require high strength and toughness. It offers excellent dimensional stability, transparency, and good resistance to heat and chemicals. Polycarbonate gears are commonly used in applications such as automotive components, electrical equipment, and machinery.
  • Polyphenylene Sulfide (PPS): Polyphenylene sulfide is a high-performance plastic material known for its excellent mechanical properties, including high strength, stiffness, and heat resistance. PPS gears offer low friction, good wear resistance, and dimensional stability. They are commonly used in demanding applications such as automotive transmissions, industrial machinery, and aerospace equipment.

These are just a few examples of the plastic materials used for making gears. The choice of plastic material depends on the specific requirements of the gear application, including load capacity, operating conditions, temperature range, chemical exposure, and cost considerations. It’s important to select a plastic material that offers the necessary combination of mechanical properties and performance characteristics for optimal gear performance.

China Hot selling Soft Open Plastic Gear for Air Rotary Vibration Damper worm and wheel gearChina Hot selling Soft Open Plastic Gear for Air Rotary Vibration Damper worm and wheel gear
editor by CX 2024-04-09

China Custom Custom Design Precision Machining Stainless Steel Pinion Plastic Spur Gears bevel gearbox

Product Description

Custom Design Precision Machining Stainless Steel Pinion Plastic Spur Gears

At CHINAMFG Industry, we use the latest machining technology with a wide range of capabilities to meet your demands. Our manufacturing facilities include 3-5 axis milling, lathes, grinding, etc, and state of the art metrology. With these machines, we produce complex parts in the most efficient and accurate way. Our manufacturing capabilities allow us to develop your part from prototype to mass production for the most precise of jobs. 

 

Processing Method CNC Milling, CNC Turning, Turning-Milling Machining, Micro Machining, Grinding, Boring, Tapping.
Material Stainless Steel, Alloy Steel, Carbon Steel, Free-cutting Steel, Brass, Copper, Aluminum, POM, PTFE.
Finish Treatment Polishing, Sand Blasting, Anodizing, Zinc Plating, Nickel Plating, Blackening, QPQ, Painting, etc..
Tech. Standard ANSI, ASTM, DIN, JIS, BS, GB, ISO, etc..
Application Medical, Aerospace, Millitary, Instrument, Optics, Food Equipment, AUTO Parts, Furniture, etc..

Precision Machining is the most important sector in CHINAMFG Industry, we have been a trusted manufacturing supplier in this field for over 15 years. We have built an impeccable reputation on quality, customer service and utilizing state-of-the-art equipment. Our expertise has made us the Best in Quality and Innovation.

Machining Facilities

  Equipment Description     Workpiece Dimensions Processing Accuracy  Quantities   Brand
3-axis machining center Max. 1000 x 1200mm +/-0.01mm 6 DMG
4-axis machining center Max. 1000 x 1500mm +/-0.01mm 4 DMG
5-axis machining center Max. 1000 x 1500mm +/-0.01mm 2 DMG
CNC lathe Max. diameter 100mm +/-0.01mm 20 SMTCL
General lathe Max. diameter 500mm +/-0.05mm 2 SMTCL
Turning-Milling machine Max. diameter 100mm +/-0.01mm 6 DMG
Longitudinal lathe Max. diameter 30mm +/-0.01mm 6 TSUGAMI
Automatic lathe Max. diameter 20mm +/-0.02mm 30 TY
CNC Swiss Lathe Max. diameter 20mm +/-0.01mm 6 TSUGAMI

Other assist equipments include:
Milling machine, Drilling machine, Centerless Grinding machine, External Cylindrical Grinding machine, etc.

Inspection equipment:
Vernier Caliper, Micrometer, Height Gage, Hardness Tester, Two-dimensional image measuring instrument, TESA Micro-Hite 300, Mitutoyo surface Roughness Tester, Mitutoyo CMM and Ultrasonic Cleaner.

FAQ

Q1: Are you a trading company or a manufacturer?

Manufacturer.

Q2: How long is your delivery time?

Normally, the samples delivery is 10-15 days and the lead time for the official order is 30-45 days.

Q3: How long will it take to quote the RFQs?

Normally, it will take 2-3 days.

Q4: Do you provide samples?

Yes, the samples will be free if  the cost is not too high.

Q5: Which countries are your target markets?

America, Canada, Europe, Australia and New Zealand.

Q6: Do you have experience of doing business with overseas customers?

Yes, we have over 10 years exporting experience and 95% of our products were exported to overseas market. We specialized in the high quality OEM parts,
we are familiar with the standard of ANSI, DIN, ISO, BS, JIS, etc..

Q7: Do you have reference customers?

Yes, we have been appointed as the supplier of Parker(USA) since 2012. “Supply the top quality precision machined parts” is our management philosophy,
ON TIME and EVERYTIME.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Condition: New
Certification: CE, RoHS, ISO9001
Standard: DIN, ASTM, GB, JIS, ANSI, BS
Customized: Customized
Material: Stainless Steel , Plastic
Application: Metal Processing Machinery Parts
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

plastic gear

How do you choose the right type of plastic material for specific applications?

Choosing the right type of plastic material for specific applications requires careful consideration of various factors. Here’s a detailed explanation of the process:

1. Identify Application Requirements: Begin by understanding the specific requirements of the application. Consider factors such as temperature range, chemical exposure, mechanical stress, electrical properties, dimensional stability, and regulatory compliance. This initial assessment will help narrow down the suitable plastic material options.

2. Research Plastic Material Properties: Conduct thorough research on different types of plastic materials and their properties. Consider factors such as mechanical strength, thermal stability, chemical resistance, electrical conductivity, impact resistance, UV stability, and food safety approvals. Plastic material datasheets and technical resources from manufacturers can provide valuable information.

3. Evaluate Material Compatibility: Assess the compatibility of the plastic material with the surrounding environment and other components in the system. Consider the potential for chemical reactions, galvanic corrosion, thermal expansion, and any specific requirements for mating surfaces or interfaces. Ensure the selected material is compatible with the intended operating conditions.

4. Consider Manufacturing Process: Evaluate the manufacturing process involved in producing the desired component or product. Different plastic materials may have specific requirements or limitations for processes such as injection molding, extrusion, blow molding, or machining. Ensure the chosen material is compatible with the selected manufacturing method and can meet the desired quality and production efficiency.

5. Assess Cost and Availability: Consider the cost and availability of the plastic material. Some specialty or high-performance plastics may be more expensive or have limited availability compared to more common materials. Evaluate the cost-effectiveness and feasibility of using the selected material within the project’s budget and timeline.

6. Consult with Material Experts: If necessary, consult with material experts, engineers, or suppliers who have expertise in plastic materials. They can provide valuable insights and recommendations based on their experience and knowledge of specific applications. Their input can help ensure the optimal material selection for the intended use.

7. Perform Prototype and Testing: Before finalizing the material selection, it’s advisable to produce prototypes or conduct testing using the chosen plastic material. This allows for verification of the material’s performance, dimensional accuracy, strength, durability, and other critical factors. Iterative testing and evaluation can help refine the material selection process if needed.

By following these steps and considering the application requirements, material properties, compatibility, manufacturing process, cost, and expert advice, it’s possible to choose the most appropriate plastic material for specific applications. Proper material selection is crucial for ensuring optimal performance, longevity, and safety in various industries and products.

plastic gear

What are the factors affecting the durability of plastic gears?

The durability of plastic gears can be influenced by various factors. Here’s a detailed explanation of these factors:

1. Material Selection: The choice of plastic material is a critical factor affecting the durability of plastic gears. Different plastic materials have varying mechanical properties, including strength, stiffness, impact resistance, and wear resistance. Selecting a material with suitable properties for the specific application is essential to ensure long-term durability.

2. Load and Stress: The magnitude and distribution of the applied load significantly impact the durability of plastic gears. Excessive loads or high stress concentrations can lead to deformation, fatigue, or even failure of the gear teeth. Proper consideration of the anticipated loads and stress distribution is crucial during the design phase to ensure that the gears can withstand the expected operating conditions.

3. Operating Speed: The rotational speed at which the plastic gears operate can affect their durability. Higher speeds can generate more heat due to friction, potentially leading to thermal degradation or wear. The material selection and design should account for the anticipated operating speeds to ensure that the gears can withstand the associated stresses and temperature rise without compromising their durability.

4. Lubrication: Proper lubrication is vital for reducing friction, minimizing wear, and enhancing the durability of plastic gears. Insufficient or improper lubrication can result in increased friction, leading to accelerated wear and potential gear failure. The selection of suitable lubricants and appropriate lubrication methods is essential to ensure optimal performance and durability.

5. Environmental Conditions: The environmental conditions in which plastic gears operate can impact their durability. Factors such as temperature extremes, humidity, exposure to chemicals or UV radiation, and presence of abrasive particles can degrade the plastic material over time. It’s important to consider the anticipated environmental conditions and select a plastic material that offers sufficient resistance to these factors.

6. Gear Design: The design of plastic gears can greatly influence their durability. Factors such as tooth profile, gear geometry, clearances, and load distribution should be optimized to minimize stress concentrations, prevent excessive wear, and ensure even load distribution across the gear teeth. Proper design considerations, including appropriate fillets, reinforcements, and tooth profiles, can improve the durability of plastic gears.

7. Manufacturing Quality: The quality of the manufacturing process and the precision of the gear manufacturing can impact its durability. Inadequate manufacturing processes or poor quality control can result in dimensional inaccuracies, surface defects, or material inconsistencies that can compromise the gear’s durability. Ensuring high-quality manufacturing practices and inspections is essential to maintain the durability of plastic gears.

8. Maintenance and Service Life: The maintenance practices and service life of plastic gears can affect their durability. Regular inspection, proper lubrication, and timely replacement of worn or damaged gears can help extend their lifespan. Neglecting maintenance or operating gears beyond their intended service life can lead to accelerated wear and reduced durability.

By considering these factors, such as material selection, load and stress, operating speed, lubrication, environmental conditions, gear design, manufacturing quality, and maintenance practices, it’s possible to optimize the durability of plastic gears and ensure their long-term performance.

plastic gear

What are plastic gears and how are they used?

Plastic gears are gear components made from various types of polymers or plastic materials. They offer unique properties and advantages compared to traditional metal gears. Here’s a detailed explanation of plastic gears and their applications:

  • Types of Plastic Materials: Plastic gears can be manufactured from different types of polymers, including thermoplastics such as acetal (polyoxymethylene – POM), nylon (polyamide – PA), polycarbonate (PC), and polyethylene (PE), as well as thermosetting plastics like phenolic resins. Each material has its own specific characteristics, such as strength, wear resistance, and temperature resistance, which make them suitable for different applications.
  • Advantages of Plastic Gears: Plastic gears offer several advantages over metal gears, including:
    • Lightweight: Plastic gears are lighter in weight compared to metal gears, which can be beneficial in applications where weight reduction is important.
    • Low Noise and Vibration: Plastic gears can provide quieter operation due to their inherent damping properties that reduce noise and vibration levels.
    • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals, making them suitable for applications in corrosive environments.
    • Self-Lubrication: Some plastic materials have self-lubricating properties, reducing the need for external lubrication and simplifying maintenance.
    • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production, due to the lower material and manufacturing costs.
  • Applications of Plastic Gears: Plastic gears find applications in various industries and systems, including:
    • Automotive: Plastic gears are used in automotive systems such as windshield wipers, HVAC systems, seat adjusters, and electric power steering systems.
    • Consumer Electronics: Plastic gears are commonly found in consumer electronics like printers, scanners, cameras, and home appliances.
    • Medical Devices: Plastic gears are used in medical equipment and devices where weight reduction, low noise, and corrosion resistance are desired.
    • Toy Manufacturing: Plastic gears are extensively used in the production of toys, including mechanical toys, hobby models, and educational kits.
    • Office Equipment: Plastic gears are employed in office equipment like printers, copiers, and scanners, where quiet operation and cost-effectiveness are important.
    • Industrial Machinery: Plastic gears can be utilized in various industrial machinery applications, such as conveyor systems, packaging equipment, and textile machinery.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the application and the mechanical properties of the chosen plastic material.

China Custom Custom Design Precision Machining Stainless Steel Pinion Plastic Spur Gears bevel gearboxChina Custom Custom Design Precision Machining Stainless Steel Pinion Plastic Spur Gears bevel gearbox
editor by CX 2024-04-08

China Professional Injection Molded Small Plastic Products Molded CZPT Plastic Gear worm gear motor

Product Description


HangZhou CHINAMFG Industrial And Trade Co.,Ltd , located in the beautiful seaside city HangZhou China , We do professional manufacture Injection Mould , Plastic injection part, Die casting Process . Any style needed welcome asking us for quotation!!!!

Product Description
Injection Molded Small Plastic Products Molded CHINAMFG Plastic Gear

Product Name Plastic parts  
Material ABS, PC, PP, PS, POM, PMMA,PBT,PVC,PA6,PA66,PA66+30%GF,
PTFE,PC+ABS,TPE,etc
 
Surface Finish Color painting,Texture,Silk-printing,Vacuum coating,rubber coating, etc.  
Cavity Variety: One-stop solution,Multi-cavity mold,Family plastic mold,Hot runner plastic mold  
Quality Control ISO/TS16949:2002 and ISO14001:2004 system  
Business Scope Mold and parts designing and making,Parts machining,Injection molding,
CNC prototype manufacturing
 
Mold Processing CNC EDM machine processing then assembly and trial  
Color Red, blue, green, yellow,all pantone colors and RAL colors  

Product Show 

Factory workshop 

Packing

FAQ 

1. Are you manufacture factory ? 
Yes ,we are in HangZhou China ,welcome to visit our factory 

2.Could I get free sample ? 
If we have in stock ,free sample will be available, new developing part need charge mold or tool fee then samples for free . 

3.What is your Leading time 
Mould 8-15 days , for production depend on the products normally 15-30days . 

4.What is your payment term 
Tooling or Mold 100% deposit 
For Bulk order : 30% deposit, 70% before shipping 
 

7-Days 24 Hour , any style needed welcome asking us for quotation . 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

plastic gear

What are the limitations of using plastic gears in industrial settings?

Using plastic gears in industrial settings has certain limitations. Here’s a detailed explanation of these limitations:

  • Lower Load Capacity: Plastic gears generally have lower load-bearing capacities compared to metal gears. They are more susceptible to deformation and wear under heavy loads or high torque conditions. This makes them less suitable for applications that require withstanding substantial forces or transmitting high power.
  • Temperature Sensitivity: Plastic gears have temperature limitations, and their performance can be affected by temperature variations. Some plastic materials may experience dimensional changes, loss of strength, or reduced stiffness at elevated temperatures. Additionally, high temperatures can accelerate wear and reduce the lifespan of plastic gears. Therefore, plastic gears may not be suitable for applications that involve high-temperature environments or extreme temperature fluctuations.
  • Environmental Sensitivity: Plastic gears can be sensitive to certain environmental conditions. Certain plastic materials may degrade or become brittle when exposed to specific chemicals, solvents, oils, or UV radiation. This restricts their use in applications where exposure to harsh chemicals, lubricants, or outdoor elements is common.
  • Wear and Abrasion: While plastic gears can offer good wear resistance, they are generally more prone to wear and abrasion compared to metal gears. Under heavy-load or high-speed conditions, the surface of plastic gears can wear down, leading to a decrease in performance and potential failure over time. Additional measures, such as incorporating reinforcements or using lubrication, may be necessary to mitigate wear in certain applications.
  • Dimensional Stability: Plastic materials can have lower dimensional stability compared to metals. They may experience creep, shrinkage, or expansion over time, which can affect the accuracy and reliability of gear operation, particularly in applications with tight tolerances or precise gear meshing requirements.
  • Impact Resistance: Plastic gears may have limited impact resistance compared to metal gears. They can be more susceptible to damage or fracture when subjected to sudden impact or shock loads. This makes them less suitable for applications with high impact or heavy-duty requirements.
  • Compatibility with Existing Systems: In some cases, replacing metal gears with plastic gears may require modifications to the existing system. Plastic gears may have different dimensions, mounting requirements, or gear ratios compared to metal gears, necessitating design changes or adaptations to accommodate the use of plastic gears.

Despite these limitations, plastic gears can still offer significant advantages in certain industrial settings, such as reduced weight, noise reduction, and cost-effectiveness. It’s crucial to carefully evaluate the specific application requirements and consider the trade-offs between the benefits and limitations of plastic gears when deciding whether they are suitable for a particular industrial setting.

plastic gear

How do you prevent premature wear and degradation in plastic gears?

Preventing premature wear and degradation in plastic gears requires implementing various measures and considerations. Here’s a detailed explanation of how to achieve this:

1. Material Selection: Choose a plastic material with suitable properties for the specific application. Consider factors such as strength, stiffness, wear resistance, and compatibility with operating conditions. Opt for materials that have good resistance to wear, fatigue, and environmental factors to minimize premature degradation.

2. Gear Design: Pay attention to the design of the plastic gears to minimize wear and degradation. Optimize the tooth profile, gear geometry, and load distribution to reduce stress concentrations and ensure even load sharing among the teeth. Incorporate features such as fillets, reinforcements, and optimized tooth profiles to enhance the gear’s durability.

3. Lubrication: Proper lubrication is essential to reduce friction, minimize wear, and prevent premature degradation. Choose lubricants that are compatible with the plastic material and the operating conditions. Ensure adequate lubrication by following manufacturer recommendations and implementing proper lubrication techniques such as oil bath, grease, or dry lubrication.

4. Operating Conditions: Consider the operating conditions and make adjustments to prevent premature wear and degradation. Control operating temperatures within the recommended range for the plastic material to avoid thermal degradation. Avoid excessive speeds or loads that can lead to increased friction and wear. Minimize exposure to harsh chemicals, UV radiation, or abrasive particles that can degrade the plastic material.

5. Maintenance: Implement regular maintenance practices to prevent premature wear and degradation. Conduct periodic inspections to identify signs of wear or damage. Replace worn or damaged gears promptly to prevent further degradation. Follow recommended maintenance schedules for lubrication, cleaning, and any other specific requirements for the plastic gears.

6. Proper Installation: Ensure that plastic gears are installed correctly to minimize wear and degradation. Follow manufacturer guidelines and recommendations for installation procedures, such as proper alignment, torque values, and fastening techniques. Improper installation can lead to misalignment, increased stress concentrations, and accelerated wear.

7. Optimized Load Distribution: Design the gear system to ensure even load distribution across the gear teeth. Consider factors such as tooth profile, tooth width, and the number of teeth to optimize load sharing. Uneven load distribution can lead to localized wear and premature degradation of specific gear teeth.

8. Environmental Protection: Protect plastic gears from harsh environmental conditions that can accelerate wear and degradation. Implement measures such as sealing mechanisms, coatings, or encapsulation to shield the gears from exposure to chemicals, moisture, UV radiation, or abrasive particles.

9. Quality Manufacturing: Ensure high-quality manufacturing processes to minimize defects and inconsistencies that can compromise the durability of plastic gears. Use reputable suppliers and manufacturers that adhere to strict quality control measures. Conduct thorough inspections and testing to verify the quality of the gears before installation.

By considering these preventive measures, such as material selection, gear design, lubrication, operating conditions, maintenance, proper installation, load distribution optimization, environmental protection, and quality manufacturing, it’s possible to minimize premature wear and degradation in plastic gears, ensuring their longevity and performance.

plastic gear

Are there different types of plastic materials used for making gears?

Yes, there are different types of plastic materials used for making gears. Here’s a detailed explanation of some commonly used plastic materials in gear manufacturing:

  • Acetal (Polyoxymethylene – POM): Acetal is a popular choice for gear applications due to its excellent strength, dimensional stability, low friction, and wear resistance. It has good machinability and can be easily molded into gears with precise tooth profiles. Acetal gears offer low noise operation and have good resistance to moisture and chemicals. They are commonly used in automotive, consumer electronics, and industrial applications.
  • Polyamide (Nylon): Polyamide or nylon is another widely used plastic material for gears. It offers good mechanical properties, including high strength, toughness, and impact resistance. Nylon gears have low friction characteristics, good wear resistance, and self-lubricating properties. They are commonly used in applications such as automotive components, power tools, and industrial machinery.
  • Polyethylene (PE): Polyethylene is a versatile plastic material that can be used for gear applications. It offers good chemical resistance, low friction, and excellent electrical insulation properties. While polyethylene gears may have lower strength compared to other plastic materials, they are suitable for low-load and low-speed applications, such as in light-duty machinery, toys, and household appliances.
  • Polypropylene (PP): Polypropylene is a lightweight and cost-effective plastic material that finds applications in gear manufacturing. It offers good chemical resistance, low friction, and low moisture absorption. Polypropylene gears are commonly used in various industries, including automotive, consumer electronics, and household appliances.
  • Polycarbonate (PC): Polycarbonate is a durable and impact-resistant plastic material used for gears that require high strength and toughness. It offers excellent dimensional stability, transparency, and good resistance to heat and chemicals. Polycarbonate gears are commonly used in applications such as automotive components, electrical equipment, and machinery.
  • Polyphenylene Sulfide (PPS): Polyphenylene sulfide is a high-performance plastic material known for its excellent mechanical properties, including high strength, stiffness, and heat resistance. PPS gears offer low friction, good wear resistance, and dimensional stability. They are commonly used in demanding applications such as automotive transmissions, industrial machinery, and aerospace equipment.

These are just a few examples of the plastic materials used for making gears. The choice of plastic material depends on the specific requirements of the gear application, including load capacity, operating conditions, temperature range, chemical exposure, and cost considerations. It’s important to select a plastic material that offers the necessary combination of mechanical properties and performance characteristics for optimal gear performance.

China Professional Injection Molded Small Plastic Products Molded CZPT Plastic Gear worm gear motorChina Professional Injection Molded Small Plastic Products Molded CZPT Plastic Gear worm gear motor
editor by CX 2024-04-08

China high quality 86 Tooth Bevel Oval Toy Small Lathe Mini Internal Motor Wheel Portland Chain Saw Inner Sproket Plastic Gears Replacement of Honda worm gear motor

Product Description

86 tooth bevel oval toy small lathe mini internal motor wheel portland chain saw inner sproket plastic gears replacement of honda
 

Product Description

Click the picture to learn more

Spur gear

Helical gear

Double helical gear
herringbone gear

Miter gear

Spiral Bevel Gear

Straight bevel gear

Internal gear

Worm gear & worm shaft

Gear rack

We can produce large forging,casting and welding gears according to customer’s drawings.According to the working conditions and clients’ request,we also can do gear grinding,surface hardening,cemented and quenching,Nitriding and quenching,etc.

Material

C45,40Cr,20CrMnTi,42CrMo, Copper, Stainless steel and so on as per your requests.

Processing

F.orging, Machining, Hobbing, Milling, Shaving, Grinding, Heat treatment….…

Heat Treatment

Carburizing,Induction,Flame,Nitriding….…

Main Machines

NC Gear Hobbing Machines, NC Gear Shapers(Gealson, Moude), NC lathe, NC gear Shaving machines, NC gear milling, Nc gear grinding
Machines and many kinds of gear related machines.

 

Our company specializes in manufacturing custom-made large-scale gears for various industrial applications, employing advanced forging, casting, and welding techniques as per our clients’ exact specifications and technical drawings. We take pride in our ability to create gears that not only meet but exceed expectations in terms of durability and performance under demanding working conditions.

In addition to precision fabrication, we offer an array of post-processing services tailored to enhance gear longevity and functionality. These value-added treatments include:

  • Gear Grinding: Ensuring exceptional surface finish and high accuracy of tooth profiles for smoother operation and reduced noise.

  • Surface Hardening: Applying processes like induction hardening or flame hardening to form a hardened wear-resistant surface layer while preserving a tough interior core, ideal for gears subject to high loads and surface wear.

  • Cementation (Carburizing): A heat treatment process where carbon is diffused into the surface of the gear to increase its hardness, enhancing load-bearing capabilities without compromising toughness.

  • Quenching: Rapid cooling after heating to achieve the desired microstructure and mechanical properties, thereby improving hardness and strength of the gears.

  • Nitriding and Quenching: Nitriding involves introducing nitrogen into the surface layer to create a hard and wear-resistant case, often followed by quenching to further refine the material’s properties. This combination results in gears with superior fatigue resistance and improved service life.

Each of these processes is meticulously executed under strict quality control measures to ensure that every gear component produced meets stringent standards and client requirements. Our commitment to customization allows us to cater to diverse industries and unique operational environments, providing customers with gears that are specifically designed and treated to withstand their specific application demands.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|
Request Sample

plastic gear

What are the limitations of using plastic gears in industrial settings?

Using plastic gears in industrial settings has certain limitations. Here’s a detailed explanation of these limitations:

  • Lower Load Capacity: Plastic gears generally have lower load-bearing capacities compared to metal gears. They are more susceptible to deformation and wear under heavy loads or high torque conditions. This makes them less suitable for applications that require withstanding substantial forces or transmitting high power.
  • Temperature Sensitivity: Plastic gears have temperature limitations, and their performance can be affected by temperature variations. Some plastic materials may experience dimensional changes, loss of strength, or reduced stiffness at elevated temperatures. Additionally, high temperatures can accelerate wear and reduce the lifespan of plastic gears. Therefore, plastic gears may not be suitable for applications that involve high-temperature environments or extreme temperature fluctuations.
  • Environmental Sensitivity: Plastic gears can be sensitive to certain environmental conditions. Certain plastic materials may degrade or become brittle when exposed to specific chemicals, solvents, oils, or UV radiation. This restricts their use in applications where exposure to harsh chemicals, lubricants, or outdoor elements is common.
  • Wear and Abrasion: While plastic gears can offer good wear resistance, they are generally more prone to wear and abrasion compared to metal gears. Under heavy-load or high-speed conditions, the surface of plastic gears can wear down, leading to a decrease in performance and potential failure over time. Additional measures, such as incorporating reinforcements or using lubrication, may be necessary to mitigate wear in certain applications.
  • Dimensional Stability: Plastic materials can have lower dimensional stability compared to metals. They may experience creep, shrinkage, or expansion over time, which can affect the accuracy and reliability of gear operation, particularly in applications with tight tolerances or precise gear meshing requirements.
  • Impact Resistance: Plastic gears may have limited impact resistance compared to metal gears. They can be more susceptible to damage or fracture when subjected to sudden impact or shock loads. This makes them less suitable for applications with high impact or heavy-duty requirements.
  • Compatibility with Existing Systems: In some cases, replacing metal gears with plastic gears may require modifications to the existing system. Plastic gears may have different dimensions, mounting requirements, or gear ratios compared to metal gears, necessitating design changes or adaptations to accommodate the use of plastic gears.

Despite these limitations, plastic gears can still offer significant advantages in certain industrial settings, such as reduced weight, noise reduction, and cost-effectiveness. It’s crucial to carefully evaluate the specific application requirements and consider the trade-offs between the benefits and limitations of plastic gears when deciding whether they are suitable for a particular industrial setting.

plastic gear

Are there specific design considerations for using plastic gears?

Yes, there are specific design considerations that need to be taken into account when using plastic gears. Here’s a detailed explanation of these considerations:

1. Material Selection: Choosing the right plastic material for the gear application is crucial. Different plastic materials have varying mechanical properties, such as strength, stiffness, and wear resistance. Consider factors such as load-bearing requirements, operating temperatures, environmental conditions, and compatibility with lubricants. It’s important to select a plastic material that can withstand the specific demands of the application.

2. Gear Geometry: The design of plastic gears should consider factors such as tooth profile, module or pitch, pressure angle, and tooth thickness. The gear geometry should be optimized to ensure proper meshing, efficient power transmission, and minimal noise and vibration. The design should also take into account the limitations and capabilities of the plastic material, such as its ability to form precise tooth profiles and maintain dimensional stability.

3. Clearances and Tolerances: Plastic gears may require different clearances and tolerances compared to metal gears. The coefficient of thermal expansion, dimensional stability, and manufacturing processes of plastic materials can affect the gear clearances. It’s important to consider the thermal expansion characteristics of the specific plastic material and provide appropriate clearances to accommodate temperature variations. Tight tolerances may result in binding or increased friction, while excessive clearances can lead to backlash and reduced gear accuracy.

4. Load Distribution: Distributing the load evenly across the gear teeth is essential for preventing premature wear and failure. Consider gear design elements such as tooth profile, tooth width, and the number of teeth to optimize load distribution. Reinforcing the gear teeth with fillets or other strengthening features can help improve load-bearing capacity and reduce stress concentrations.

5. Stiffness and Deflection: Plastic gears generally have lower stiffness compared to metal gears. The design should consider the potential for deflection or deformation under load. It may be necessary to increase the gear size, modify the tooth geometry, or incorporate additional support structures to enhance stiffness and minimize deflection. Analytical tools and simulations can be employed to assess and optimize gear design for stiffness and deflection.

6. Lubrication and Wear: Proper lubrication is important for the performance and durability of plastic gears. Consider the lubrication requirements of the specific plastic material and design features that facilitate effective lubricant distribution. Pay attention to potential wear mechanisms, such as adhesive wear or abrasive wear, and incorporate measures to minimize wear, such as optimized tooth profiles, lubricant selection, and sealing mechanisms.

7. Environmental Factors: Plastic gears may be subjected to various environmental factors such as temperature extremes, humidity, chemicals, and UV exposure. Evaluate the potential impact of these factors on the gear material and design. Select plastic materials that offer resistance to environmental degradation and consider protective measures, such as coatings or encapsulation, to enhance the gear’s resistance to environmental conditions.

8. Manufacturability: Consider the manufacturability of plastic gears during the design phase. Different plastic materials may have specific requirements or limitations for manufacturing processes such as injection molding or machining. Design features that facilitate efficient and cost-effective production, such as draft angles, parting lines, and tooling considerations, should be taken into account.

By considering these specific design considerations, such as material selection, gear geometry, clearances, load distribution, stiffness, lubrication, environmental factors, and manufacturability, it’s possible to optimize the design and performance of plastic gears for various applications.

plastic gear

What are the advantages of using plastic gears in machinery?

Plastic gears offer several advantages when used in machinery. Here’s a detailed explanation of the advantages of using plastic gears:

  • Lightweight: Plastic gears are significantly lighter in weight compared to metal gears. This lightweight characteristic is particularly beneficial in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties, which help reduce noise and vibration levels during operation. The ability to absorb and dissipate vibrations leads to quieter machinery, making plastic gears suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. This makes plastic gears suitable for applications in corrosive environments, where metal gears may suffer from degradation or require additional protective coatings.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. These materials can reduce friction and wear between gear teeth, eliminating the need for external lubrication. Self-lubricating plastic gears can simplify maintenance requirements and reduce the risk of lubricant contamination or leakage in machinery.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient, resulting in lower overall production costs. This cost advantage makes plastic gears an attractive option for applications where budget considerations are important.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Electrical Insulation: Plastic gears provide electrical insulation properties, which can be advantageous in machinery where electrical or electronic components are in close proximity to the gears. The electrical insulation helps prevent the risk of electrical short circuits or interference caused by metal gears coming into contact with conductive parts.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the machinery and the mechanical properties of the chosen plastic material.

China high quality 86 Tooth Bevel Oval Toy Small Lathe Mini Internal Motor Wheel Portland Chain Saw Inner Sproket Plastic Gears Replacement of Honda worm gear motorChina high quality 86 Tooth Bevel Oval Toy Small Lathe Mini Internal Motor Wheel Portland Chain Saw Inner Sproket Plastic Gears Replacement of Honda worm gear motor
editor by CX 2024-04-04

China Good quality Die-Cast Module 2 10 Teeth 20 Polyketone Plastic Helical Bevel Gear bevel gearbox

Product Description

Company Profile

 

 

Workshop

Detailed Photos

 

 

Product Description

 

Material Alloy Steel, Copper alloy(brass,silicon bronze,phosphor bronze,aluminum bronze,beryllium copper),Stainless Steel,Aluminum,Titanium, Magnesium, Superalloys,Molybdenum, Invar,,Zinc,Tungsten steel,incoloy,Nickel 200,Hastelloy, Inconel,Monel,ABS, PEEK,PTFE,PVC,Acetal.
Surface Treatment Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat disposing, hot-dip galvanizing, black oxide coating, painting, powdering, color zinc-plated, blue black zinc-plated, rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing etc.
Producing Equipment CNC machine,automatic lathe machine,CNC milling machine,lasering,tag grinding machine etc.
Drawing Format Pro/E, Auto CAD, CHINAMFG Works, UG, CAD/CAM, PDF
Managing Returned Goods With quality problem or deviation from drawings
Warranty Replacement at all our cost for rejected products
Main Markets North America, South America, Eastern Europe , West Europe , North Europe, South Europe, Asia
How to order * You send us drawing or sample
* We carry through project assessment
* We make the sample and send it to you after you confirmed our design
* You confirm the sample then place an order and pay us 30% deposit
* We start producing
* When the goods is done, you pay us the balance after you confirmed pictures or tracking numbers.
* Trade is done, thank you!!

Quality Control

Packaging & Shipping

Customer Reviews

FAQ

Q1:What kind of information do you need for quotation?
A: You can provide 2D/3D drawing or send your sample to our factory, then we can make according to your sample.

Q2: Can we CHINAMFG NDA?
A: Sure. We can CHINAMFG the NDA before got your drawings.

Q3: Do you provide sample?
A: Yes, we can provide you sample before mass order.

Q4: How can you ensure the quality?
A: We have profesional QC,IQC, OQC to guarantee the quality.

Q5: Delivery time?
A: For samples genearlly need 25 days. Mass production: around 30~45 days after receipt of deposit (Accurate delivery time
depends on specific items and quantities)

Q6: How about the transportation?
A: You can choose any mode of transportation you want, sea delivery, air delivery or door to door express.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: CNC Machined
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

plastic gear

How do plastic gears contribute to reducing noise and vibration?

Plastic gears contribute to reducing noise and vibration in various applications. Here’s a detailed explanation of how they achieve this:

Plastic gears possess inherent properties that help dampen noise and vibration during operation. These properties, combined with specific design considerations, contribute to the reduction of noise and vibration in the following ways:

  • Damping Characteristics: Plastic materials have inherent damping characteristics, meaning they have the ability to absorb and dissipate vibrations. When compared to metal gears, which are stiffer and transmit vibrations more efficiently, plastic gears can effectively reduce the transmission of vibrations through their damping properties.
  • Reduced Resonance: Plastic gears have the ability to attenuate resonant frequencies, which are frequencies at which vibrations can be amplified. By properly designing the tooth profile, gear geometry, and material selection, plastic gears can shift or dampen these resonant frequencies, preventing excessive vibration and noise generation.
  • Tighter Gear Mesh Tolerances: Plastic gears can be manufactured with tighter gear mesh tolerances, which refers to the amount of clearance or backlash between mating gear teeth. Tighter tolerances lead to better gear engagement and reduced impact or vibration during gear meshing, resulting in quieter operation.
  • Surface Finishes: The surface finish of plastic gears can be optimized to reduce friction and noise. Smoother gear surfaces reduce the potential for gear tooth noise and improve the overall meshing characteristics between gears. Proper lubrication or the use of self-lubricating plastic materials can further enhance the noise-reducing properties.
  • Flexibility in Tooth Design: Plastic gears offer greater flexibility in tooth design compared to metal gears. Engineers can optimize the tooth profile and modify the gear geometry to minimize noise and vibration. For example, incorporating modifications such as profile shifting, tip relief, or helical teeth can help reduce gear noise by promoting smoother and more gradual tooth engagements.

By leveraging these characteristics and design considerations, plastic gears can effectively reduce noise and vibration levels in various applications. This makes them particularly suitable for use in noise-sensitive environments, such as consumer electronics, automotive components, or office equipment.

It’s important to note that while plastic gears can contribute to noise and vibration reduction, the specific noise performance also depends on other factors within the overall system, such as gear arrangement, supporting structures, and the presence of other noise sources. Therefore, a holistic approach to noise reduction should be considered when incorporating plastic gears into a design.

plastic gear

What are the factors affecting the durability of plastic gears?

The durability of plastic gears can be influenced by various factors. Here’s a detailed explanation of these factors:

1. Material Selection: The choice of plastic material is a critical factor affecting the durability of plastic gears. Different plastic materials have varying mechanical properties, including strength, stiffness, impact resistance, and wear resistance. Selecting a material with suitable properties for the specific application is essential to ensure long-term durability.

2. Load and Stress: The magnitude and distribution of the applied load significantly impact the durability of plastic gears. Excessive loads or high stress concentrations can lead to deformation, fatigue, or even failure of the gear teeth. Proper consideration of the anticipated loads and stress distribution is crucial during the design phase to ensure that the gears can withstand the expected operating conditions.

3. Operating Speed: The rotational speed at which the plastic gears operate can affect their durability. Higher speeds can generate more heat due to friction, potentially leading to thermal degradation or wear. The material selection and design should account for the anticipated operating speeds to ensure that the gears can withstand the associated stresses and temperature rise without compromising their durability.

4. Lubrication: Proper lubrication is vital for reducing friction, minimizing wear, and enhancing the durability of plastic gears. Insufficient or improper lubrication can result in increased friction, leading to accelerated wear and potential gear failure. The selection of suitable lubricants and appropriate lubrication methods is essential to ensure optimal performance and durability.

5. Environmental Conditions: The environmental conditions in which plastic gears operate can impact their durability. Factors such as temperature extremes, humidity, exposure to chemicals or UV radiation, and presence of abrasive particles can degrade the plastic material over time. It’s important to consider the anticipated environmental conditions and select a plastic material that offers sufficient resistance to these factors.

6. Gear Design: The design of plastic gears can greatly influence their durability. Factors such as tooth profile, gear geometry, clearances, and load distribution should be optimized to minimize stress concentrations, prevent excessive wear, and ensure even load distribution across the gear teeth. Proper design considerations, including appropriate fillets, reinforcements, and tooth profiles, can improve the durability of plastic gears.

7. Manufacturing Quality: The quality of the manufacturing process and the precision of the gear manufacturing can impact its durability. Inadequate manufacturing processes or poor quality control can result in dimensional inaccuracies, surface defects, or material inconsistencies that can compromise the gear’s durability. Ensuring high-quality manufacturing practices and inspections is essential to maintain the durability of plastic gears.

8. Maintenance and Service Life: The maintenance practices and service life of plastic gears can affect their durability. Regular inspection, proper lubrication, and timely replacement of worn or damaged gears can help extend their lifespan. Neglecting maintenance or operating gears beyond their intended service life can lead to accelerated wear and reduced durability.

By considering these factors, such as material selection, load and stress, operating speed, lubrication, environmental conditions, gear design, manufacturing quality, and maintenance practices, it’s possible to optimize the durability of plastic gears and ensure their long-term performance.

plastic gear

Are there different types of plastic materials used for making gears?

Yes, there are different types of plastic materials used for making gears. Here’s a detailed explanation of some commonly used plastic materials in gear manufacturing:

  • Acetal (Polyoxymethylene – POM): Acetal is a popular choice for gear applications due to its excellent strength, dimensional stability, low friction, and wear resistance. It has good machinability and can be easily molded into gears with precise tooth profiles. Acetal gears offer low noise operation and have good resistance to moisture and chemicals. They are commonly used in automotive, consumer electronics, and industrial applications.
  • Polyamide (Nylon): Polyamide or nylon is another widely used plastic material for gears. It offers good mechanical properties, including high strength, toughness, and impact resistance. Nylon gears have low friction characteristics, good wear resistance, and self-lubricating properties. They are commonly used in applications such as automotive components, power tools, and industrial machinery.
  • Polyethylene (PE): Polyethylene is a versatile plastic material that can be used for gear applications. It offers good chemical resistance, low friction, and excellent electrical insulation properties. While polyethylene gears may have lower strength compared to other plastic materials, they are suitable for low-load and low-speed applications, such as in light-duty machinery, toys, and household appliances.
  • Polypropylene (PP): Polypropylene is a lightweight and cost-effective plastic material that finds applications in gear manufacturing. It offers good chemical resistance, low friction, and low moisture absorption. Polypropylene gears are commonly used in various industries, including automotive, consumer electronics, and household appliances.
  • Polycarbonate (PC): Polycarbonate is a durable and impact-resistant plastic material used for gears that require high strength and toughness. It offers excellent dimensional stability, transparency, and good resistance to heat and chemicals. Polycarbonate gears are commonly used in applications such as automotive components, electrical equipment, and machinery.
  • Polyphenylene Sulfide (PPS): Polyphenylene sulfide is a high-performance plastic material known for its excellent mechanical properties, including high strength, stiffness, and heat resistance. PPS gears offer low friction, good wear resistance, and dimensional stability. They are commonly used in demanding applications such as automotive transmissions, industrial machinery, and aerospace equipment.

These are just a few examples of the plastic materials used for making gears. The choice of plastic material depends on the specific requirements of the gear application, including load capacity, operating conditions, temperature range, chemical exposure, and cost considerations. It’s important to select a plastic material that offers the necessary combination of mechanical properties and performance characteristics for optimal gear performance.

China Good quality Die-Cast Module 2 10 Teeth 20 Polyketone Plastic Helical Bevel Gear bevel gearboxChina Good quality Die-Cast Module 2 10 Teeth 20 Polyketone Plastic Helical Bevel Gear bevel gearbox
editor by CX 2024-04-04

China Hot selling High Quality Customized Plastic Spur Gear, Nylon Gear, POM Gear straight bevel gear

Product Description

Product Description

Quick Details:

Material: POM( Polyoxymethylene), Nylon
Color: Natural, White, Black
Teeth: Straight-toothed
Size: Standard Size/Customers’ Requirements
Applicable Industries: Motors, Machines, Tools and Mechanical parts, Health care and Fitness, Home appliance and recreation, Automotive parts, etc.

 

We CAN supply standard fasteners and special fasteners including non-standard lengths and diameters, and products made to customer drawings and specifications – usually with relatively short lead times and favorable prices available, more information please see our “Company Profile” and “Custom Service” or send an inquiry to us, we will do our best to support you.

 

Company Profile

ZheJiang CHINAMFG Precision Parts Co., Ltd has been established since June 2015. With a professional background and more than 15 years of the avage erworking year, we are a group of young people committed to promoting the development of precision manufacturing in China.
Currently, our business scope covers turning(automatic lathe and CNC lathe)cold headinginjection moldingstamping, and casting. Of course, turning processing is the most of our core part of the business. We are concentrating on non-standard and customized precision machining products and parts.

For the early stage of product design, we are able to provide process analysis and technical support. When the project is launched, we can supply the samples. Full professional service and support are guaranteed until mass production.
Our core values: Professional, Reliable, Cost-efficient, and Sustainable.

Factory Images

Testing Equipment

Packaging Specification:
1. We have several sizes of packing dimensions, can be 10kg or 15kg per carton;
2. Normal packing:1000pcs/500pcs/250pcs per polybag, then polybags into cartons;
3. For large orders, we can provide special sizes of cartons and delivery goods on pallets or in plywood cases;
4. For customized specifications, we can provide special packing material according to your request.
 

Custom Service

Available Material 1. Stainless Steel: AISI303, AISI304, AISI316, AISI416, AISI420,etc.
2. Free Cutting Steel:12L14,1215,etc.
3. Brass:C37700 ( HPb59), C38500( HPb58),C27200(CuZn37), C28000(CuZn40/H62),C3604,etc.
4. Bronze: C51000, C52100, C54400,CuSn8,etc.
5. Steel:C45(K1045), C20,etc
6. Aluminum: Al6061, Al6063, etc.
7. Carbon Steel:AISI1006,AISI1571,AISI1571,etc.
8. Alloy Steel: SCM435,10B21,etc.
9. PA6,PA66,PP,PC,POM,PEEK(FOR Injection)
10. According to customer’s requirement
Finish Electroplating: Zinc Plating, Ni Plating, Electroless Nickel Plating, Zn-Ni Alloy Plating, Tin Plating, Copper-plating, Hot-dip
Galvanizing, Black Oxide Coating, Black Anodizing, etc
Powdering, Rust Preventive Oil, Silver plating, etc
Testing Equipment CMM, Projector, Pull Tester, Automatic Optic Inspector, Projecting Apparatus
Salt Spray Test, Durometer, Coating Analyzer, Tensile Machine
Management System ISO9001/SGS/Rohs/IATF16949
Certification SGS,RoHS,Material Certification,PPAP
Production Capability Auto Lathe Turning: ODΦ1.0-20mm, Tolerance.±0.01mm
CNC Lathe Turning:ODΦ1.0-460mm,Tolerance.±0.005mm
CNC Milling:800x600mm(LxW),Tolerance.±0.05mm
Grinding: Tolerance.±0.002mm
Screw Cold Heading and Rolling: Metric 0.8-M16
Injection:300T Max
Stamping:250T Max

FAQ

1. When can I get my quotation?
    We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.

2. How can I get a sample to check your quality?
    After price confirmation, you can require samples to check our quality. If you need the samples, we will charge for the sample cost. But the sample cost can be refundable after order confirmation when your quantity of the order up to a certain amount.

3. Can I order a small quantity?
    
Of course, you can.

4. Do you provide ODM/OEM service?
    OEM / ODM is welcome, We got a professional and creative R&D team. From the concept to finished goods, we do all ( design, prototype reviewing, tooling and production ) in the factory.

5. How about the after-service of your product?
    We usually feedback within 24 hours after we get your complaint. And we can guarantee a satisfied solution to every customer.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Toy, Agricultural Machinery, Car
Hardness: Soft Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Spur Gear
Material: Plastic
Samples:
US$ 0.1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

plastic gear

What are the benefits of using plastic gears over traditional materials?

Using plastic gears instead of traditional materials offers several benefits. Here’s a detailed explanation of the advantages of using plastic gears:

  • Weight Reduction: Plastic gears are significantly lighter in weight compared to gears made from traditional materials such as metal. This lightweight characteristic is advantageous in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Noise and Vibration Reduction: Plastic gears have inherent damping properties that help reduce noise and vibration levels during operation. This makes them suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment. Metal gears, on the other hand, tend to generate more noise and vibration due to their higher stiffness.
  • Self-Lubrication: Certain plastic materials used in gears have inherent lubricating properties, allowing for self-lubrication between gear teeth. This reduces friction and wear, eliminating the need for external lubrication and simplifying maintenance requirements. Metal gears, on the other hand, typically require lubrication to reduce friction and wear.
  • Corrosion Resistance: Plastic gears can exhibit excellent resistance to corrosion and chemicals, depending on the chosen plastic material. This makes them suitable for applications in corrosive environments where metal gears may suffer from degradation or require additional protective measures.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Cost-Effectiveness: Plastic gears are often more cost-effective compared to gears made from traditional materials. Plastic materials are generally less expensive than metals, and the manufacturing processes for plastic gears, such as injection molding, can be more efficient and economical for large-scale production.
  • Electrical Insulation: Plastic gears offer electrical insulation properties, which can be advantageous in applications where electrical isolation is required. Metal gears, on the other hand, can conduct electricity and may require additional insulation measures in certain situations.
  • Customization and Color Options: Plastic gears can be easily customized in terms of shape, size, color, and surface finish. This allows for branding, aesthetic preferences, or specific identification requirements in various applications. Metal gears, on the other hand, have more limited options for customization.

These benefits make plastic gears attractive alternatives to traditional materials in many applications. However, it’s important to consider the specific requirements and operating conditions of the application when selecting the appropriate gear material.

plastic gear

Are there specific design considerations for using plastic gears?

Yes, there are specific design considerations that need to be taken into account when using plastic gears. Here’s a detailed explanation of these considerations:

1. Material Selection: Choosing the right plastic material for the gear application is crucial. Different plastic materials have varying mechanical properties, such as strength, stiffness, and wear resistance. Consider factors such as load-bearing requirements, operating temperatures, environmental conditions, and compatibility with lubricants. It’s important to select a plastic material that can withstand the specific demands of the application.

2. Gear Geometry: The design of plastic gears should consider factors such as tooth profile, module or pitch, pressure angle, and tooth thickness. The gear geometry should be optimized to ensure proper meshing, efficient power transmission, and minimal noise and vibration. The design should also take into account the limitations and capabilities of the plastic material, such as its ability to form precise tooth profiles and maintain dimensional stability.

3. Clearances and Tolerances: Plastic gears may require different clearances and tolerances compared to metal gears. The coefficient of thermal expansion, dimensional stability, and manufacturing processes of plastic materials can affect the gear clearances. It’s important to consider the thermal expansion characteristics of the specific plastic material and provide appropriate clearances to accommodate temperature variations. Tight tolerances may result in binding or increased friction, while excessive clearances can lead to backlash and reduced gear accuracy.

4. Load Distribution: Distributing the load evenly across the gear teeth is essential for preventing premature wear and failure. Consider gear design elements such as tooth profile, tooth width, and the number of teeth to optimize load distribution. Reinforcing the gear teeth with fillets or other strengthening features can help improve load-bearing capacity and reduce stress concentrations.

5. Stiffness and Deflection: Plastic gears generally have lower stiffness compared to metal gears. The design should consider the potential for deflection or deformation under load. It may be necessary to increase the gear size, modify the tooth geometry, or incorporate additional support structures to enhance stiffness and minimize deflection. Analytical tools and simulations can be employed to assess and optimize gear design for stiffness and deflection.

6. Lubrication and Wear: Proper lubrication is important for the performance and durability of plastic gears. Consider the lubrication requirements of the specific plastic material and design features that facilitate effective lubricant distribution. Pay attention to potential wear mechanisms, such as adhesive wear or abrasive wear, and incorporate measures to minimize wear, such as optimized tooth profiles, lubricant selection, and sealing mechanisms.

7. Environmental Factors: Plastic gears may be subjected to various environmental factors such as temperature extremes, humidity, chemicals, and UV exposure. Evaluate the potential impact of these factors on the gear material and design. Select plastic materials that offer resistance to environmental degradation and consider protective measures, such as coatings or encapsulation, to enhance the gear’s resistance to environmental conditions.

8. Manufacturability: Consider the manufacturability of plastic gears during the design phase. Different plastic materials may have specific requirements or limitations for manufacturing processes such as injection molding or machining. Design features that facilitate efficient and cost-effective production, such as draft angles, parting lines, and tooling considerations, should be taken into account.

By considering these specific design considerations, such as material selection, gear geometry, clearances, load distribution, stiffness, lubrication, environmental factors, and manufacturability, it’s possible to optimize the design and performance of plastic gears for various applications.

plastic gear

What are plastic gears and how are they used?

Plastic gears are gear components made from various types of polymers or plastic materials. They offer unique properties and advantages compared to traditional metal gears. Here’s a detailed explanation of plastic gears and their applications:

  • Types of Plastic Materials: Plastic gears can be manufactured from different types of polymers, including thermoplastics such as acetal (polyoxymethylene – POM), nylon (polyamide – PA), polycarbonate (PC), and polyethylene (PE), as well as thermosetting plastics like phenolic resins. Each material has its own specific characteristics, such as strength, wear resistance, and temperature resistance, which make them suitable for different applications.
  • Advantages of Plastic Gears: Plastic gears offer several advantages over metal gears, including:
    • Lightweight: Plastic gears are lighter in weight compared to metal gears, which can be beneficial in applications where weight reduction is important.
    • Low Noise and Vibration: Plastic gears can provide quieter operation due to their inherent damping properties that reduce noise and vibration levels.
    • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals, making them suitable for applications in corrosive environments.
    • Self-Lubrication: Some plastic materials have self-lubricating properties, reducing the need for external lubrication and simplifying maintenance.
    • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production, due to the lower material and manufacturing costs.
  • Applications of Plastic Gears: Plastic gears find applications in various industries and systems, including:
    • Automotive: Plastic gears are used in automotive systems such as windshield wipers, HVAC systems, seat adjusters, and electric power steering systems.
    • Consumer Electronics: Plastic gears are commonly found in consumer electronics like printers, scanners, cameras, and home appliances.
    • Medical Devices: Plastic gears are used in medical equipment and devices where weight reduction, low noise, and corrosion resistance are desired.
    • Toy Manufacturing: Plastic gears are extensively used in the production of toys, including mechanical toys, hobby models, and educational kits.
    • Office Equipment: Plastic gears are employed in office equipment like printers, copiers, and scanners, where quiet operation and cost-effectiveness are important.
    • Industrial Machinery: Plastic gears can be utilized in various industrial machinery applications, such as conveyor systems, packaging equipment, and textile machinery.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the application and the mechanical properties of the chosen plastic material.

China Hot selling High Quality Customized Plastic Spur Gear, Nylon Gear, POM Gear straight bevel gearChina Hot selling High Quality Customized Plastic Spur Gear, Nylon Gear, POM Gear straight bevel gear
editor by CX 2024-03-27

China manufacturer Injection Molding Cusotm 32 Pitch 62 Tooth Delrin Acetal Plastic Hub Mount Spur Gear straight bevel gear

Product Description

Company Profile

 

 

Workshop

Detailed Photos

 

 

Product Description

 

Material Alloy Steel, Copper alloy(brass,silicon bronze,phosphor bronze,aluminum bronze,beryllium copper),Stainless Steel,Aluminum,Titanium, Magnesium, Superalloys,Molybdenum, Invar,,Zinc,Tungsten steel,incoloy,Nickel 200,Hastelloy, Inconel,Monel,ABS, PEEK,PTFE,PVC,Acetal.
Surface Treatment Zn-plating, Ni-plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat disposing, hot-dip galvanizing, black oxide coating, painting, powdering, color zinc-plated, blue black zinc-plated, rust preventive oil, titanium alloy galvanized, silver plating, plastic, electroplating, anodizing etc.
Producing Equipment CNC machine,automatic lathe machine,CNC milling machine,lasering,tag grinding machine etc.
Drawing Format Pro/E, Auto CAD, CHINAMFG Works, UG, CAD/CAM, PDF
Managing Returned Goods With quality problem or deviation from drawings
Warranty Replacement at all our cost for rejected products
Main Markets North America, South America, Eastern Europe , West Europe , North Europe, South Europe, Asia
How to order * You send us drawing or sample
* We carry through project assessment
* We make the sample and send it to you after you confirmed our design
* You confirm the sample then place an order and pay us 30% deposit
* We start producing
* When the goods is done, you pay us the balance after you confirmed pictures or tracking numbers.
* Trade is done, thank you!!

Quality Control

Packaging & Shipping

Customer Reviews

FAQ

Q1:What kind of information do you need for quotation?
A: You can provide 2D/3D drawing or send your sample to our factory, then we can make according to your sample.

Q2: Can we CHINAMFG NDA?
A: Sure. We can CHINAMFG the NDA before got your drawings.

Q3: Do you provide sample?
A: Yes, we can provide you sample before mass order.

Q4: How can you ensure the quality?
A: We have profesional QC,IQC, OQC to guarantee the quality.

Q5: Delivery time?
A: For samples genearlly need 25 days. Mass production: around 30~45 days after receipt of deposit (Accurate delivery time
depends on specific items and quantities)

Q6: How about the transportation?
A: You can choose any mode of transportation you want, sea delivery, air delivery or door to door express.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: CNC Machined
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

plastic gear

What are the benefits of using plastic gears over traditional materials?

Using plastic gears instead of traditional materials offers several benefits. Here’s a detailed explanation of the advantages of using plastic gears:

  • Weight Reduction: Plastic gears are significantly lighter in weight compared to gears made from traditional materials such as metal. This lightweight characteristic is advantageous in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Noise and Vibration Reduction: Plastic gears have inherent damping properties that help reduce noise and vibration levels during operation. This makes them suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment. Metal gears, on the other hand, tend to generate more noise and vibration due to their higher stiffness.
  • Self-Lubrication: Certain plastic materials used in gears have inherent lubricating properties, allowing for self-lubrication between gear teeth. This reduces friction and wear, eliminating the need for external lubrication and simplifying maintenance requirements. Metal gears, on the other hand, typically require lubrication to reduce friction and wear.
  • Corrosion Resistance: Plastic gears can exhibit excellent resistance to corrosion and chemicals, depending on the chosen plastic material. This makes them suitable for applications in corrosive environments where metal gears may suffer from degradation or require additional protective measures.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Cost-Effectiveness: Plastic gears are often more cost-effective compared to gears made from traditional materials. Plastic materials are generally less expensive than metals, and the manufacturing processes for plastic gears, such as injection molding, can be more efficient and economical for large-scale production.
  • Electrical Insulation: Plastic gears offer electrical insulation properties, which can be advantageous in applications where electrical isolation is required. Metal gears, on the other hand, can conduct electricity and may require additional insulation measures in certain situations.
  • Customization and Color Options: Plastic gears can be easily customized in terms of shape, size, color, and surface finish. This allows for branding, aesthetic preferences, or specific identification requirements in various applications. Metal gears, on the other hand, have more limited options for customization.

These benefits make plastic gears attractive alternatives to traditional materials in many applications. However, it’s important to consider the specific requirements and operating conditions of the application when selecting the appropriate gear material.

plastic gear

Are there specific design considerations for using plastic gears?

Yes, there are specific design considerations that need to be taken into account when using plastic gears. Here’s a detailed explanation of these considerations:

1. Material Selection: Choosing the right plastic material for the gear application is crucial. Different plastic materials have varying mechanical properties, such as strength, stiffness, and wear resistance. Consider factors such as load-bearing requirements, operating temperatures, environmental conditions, and compatibility with lubricants. It’s important to select a plastic material that can withstand the specific demands of the application.

2. Gear Geometry: The design of plastic gears should consider factors such as tooth profile, module or pitch, pressure angle, and tooth thickness. The gear geometry should be optimized to ensure proper meshing, efficient power transmission, and minimal noise and vibration. The design should also take into account the limitations and capabilities of the plastic material, such as its ability to form precise tooth profiles and maintain dimensional stability.

3. Clearances and Tolerances: Plastic gears may require different clearances and tolerances compared to metal gears. The coefficient of thermal expansion, dimensional stability, and manufacturing processes of plastic materials can affect the gear clearances. It’s important to consider the thermal expansion characteristics of the specific plastic material and provide appropriate clearances to accommodate temperature variations. Tight tolerances may result in binding or increased friction, while excessive clearances can lead to backlash and reduced gear accuracy.

4. Load Distribution: Distributing the load evenly across the gear teeth is essential for preventing premature wear and failure. Consider gear design elements such as tooth profile, tooth width, and the number of teeth to optimize load distribution. Reinforcing the gear teeth with fillets or other strengthening features can help improve load-bearing capacity and reduce stress concentrations.

5. Stiffness and Deflection: Plastic gears generally have lower stiffness compared to metal gears. The design should consider the potential for deflection or deformation under load. It may be necessary to increase the gear size, modify the tooth geometry, or incorporate additional support structures to enhance stiffness and minimize deflection. Analytical tools and simulations can be employed to assess and optimize gear design for stiffness and deflection.

6. Lubrication and Wear: Proper lubrication is important for the performance and durability of plastic gears. Consider the lubrication requirements of the specific plastic material and design features that facilitate effective lubricant distribution. Pay attention to potential wear mechanisms, such as adhesive wear or abrasive wear, and incorporate measures to minimize wear, such as optimized tooth profiles, lubricant selection, and sealing mechanisms.

7. Environmental Factors: Plastic gears may be subjected to various environmental factors such as temperature extremes, humidity, chemicals, and UV exposure. Evaluate the potential impact of these factors on the gear material and design. Select plastic materials that offer resistance to environmental degradation and consider protective measures, such as coatings or encapsulation, to enhance the gear’s resistance to environmental conditions.

8. Manufacturability: Consider the manufacturability of plastic gears during the design phase. Different plastic materials may have specific requirements or limitations for manufacturing processes such as injection molding or machining. Design features that facilitate efficient and cost-effective production, such as draft angles, parting lines, and tooling considerations, should be taken into account.

By considering these specific design considerations, such as material selection, gear geometry, clearances, load distribution, stiffness, lubrication, environmental factors, and manufacturability, it’s possible to optimize the design and performance of plastic gears for various applications.

plastic gear

Can plastic gears replace metal gears in certain applications?

Yes, plastic gears can replace metal gears in certain applications. Here’s a detailed explanation:

Plastic gears offer a range of advantages that make them suitable alternatives to metal gears in specific scenarios. Some of the factors that determine whether plastic gears can replace metal gears include the application requirements, operating conditions, load capacity, and desired performance characteristics.

Advantages of Plastic Gears:

  • Lightweight: Plastic gears are significantly lighter than metal gears, making them suitable for applications where weight reduction is important. This can lead to energy efficiency, reduced inertia, and lower wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties that help reduce noise and vibration levels during operation. This makes them suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. Plastic gears can be a suitable choice for applications in corrosive environments where metal gears may suffer from degradation.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. This reduces friction and wear between gear teeth, eliminating the need for external lubrication and simplifying maintenance requirements.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. They can be molded into complex shapes, allowing for custom gear profiles and tooth geometries, resulting in optimized performance and efficiency for specific applications.

Limitations of Plastic Gears:

  • High Torque and Load Capacity: Plastic gears may not have the same torque and load capacity as metal gears. In applications requiring high torque or heavy loads, metal gears may be more suitable due to their higher strength and durability.
  • High Temperatures: Plastic gears have temperature limitations depending on the chosen material. In applications with high operating temperatures, metal gears that can withstand the heat may be necessary.
  • Precision and Positioning: Plastic gears may not offer the same level of precision and positioning accuracy as metal gears. Applications that require tight tolerances and precise gear meshing may still require metal gears.

In summary, plastic gears can replace metal gears in certain applications where their advantages align with the specific requirements and operating conditions. It’s crucial to carefully evaluate the application needs, load capacity, temperature range, and other factors to determine if plastic gears are suitable replacements for metal gears.

China manufacturer Injection Molding Cusotm 32 Pitch 62 Tooth Delrin Acetal Plastic Hub Mount Spur Gear straight bevel gearChina manufacturer Injection Molding Cusotm 32 Pitch 62 Tooth Delrin Acetal Plastic Hub Mount Spur Gear straight bevel gear
editor by CX 2024-03-26

China wholesaler Industrial Transmission POM Nylon UHMWPE Spur CZPT Gear Plastic Gears raw gear

Product Description

Product Description

Gears, are widely used in conveyor system. According to the shape, there are spur gear, bevel gear, helical gear, pin gear, double gear and etc. According the using situation, gears involved in driving gears and drived gears. According to different using environment, there are different materials to choice, such as: HCPP, PVDF, PVC, POM, PA, PFA, PEEK, ETFE and etc. Main parameter for gears, there are: ID, OD, Teeth quantity, M, Length, Center circle. As we know: M*Teeth quantity=Center circle, so if you have any requirements, pls contact with us. We have professional design team, we can design drawing and choose suitable material for you, as your requirements.

Detailed Photos

 

 

Features

 

1- wear-resistant
2-  corrosion resistance
3- transfer smooth
4- low transmission sound
5- easy to install and repair replacement
 

Product Parameters

 

Name Material ID Center Circle
Spur Gear HCPP, PVDF, PVC, POM, PA, PFA, PEEK, ETFE and etc. ID8, ID10, ID12, ID12.7, ID15, ID16 and etc. 16, 18, 20, 22, 24, 25, 30, 32, 35, 40, 48, 50 and etc.
Bevel Gear
Helical Gear
Pin Gear
Double Gear

Note: If you need order gears, pls provide the data as the drawing:

Other Products

 

Packaging & Shipping

 

FAQ

 

Q: Are you trading company or manufacturer ?
A: We are manufacturer.
Q: How to order ?
A: Normally you can order our products by using Made-in China platform or contacting representatives by Email. 
After we receive your messages, we will help you to choose the right specifications and other inquiries. 
Then we will send an proforma invoice to you via mail, it includes details of your order and our bank information. 
After we received your payment by TT, we will ship your goods and we will send the invoice, packing list, and the express tracking number via mail.

Q: What is our term of trade ?
A: Usually we use EX WORKS. If you need other term of trade, please let us know.

Q: How to pay ?
A: We accept the payment by T/T (bank transfer) or pay through Made-in China platform. 
Please inquire us about the details in advance.

Q: How are you going to deliver our goods ?
A: We can ship your goods either by air express (FedEx, DHL, UPS, TNT etc) or by sea. 
 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: PCB Machine
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Injection Molding
Toothed Portion Shape: Spur Gear
Material: Plastic
Samples:
US$ 0.4/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

How do plastic gears handle lubrication and wear?

Plastic gears handle lubrication and wear differently compared to metal gears. Here’s a detailed explanation of their behavior:

1. Lubrication in Plastic Gears: Lubrication plays a crucial role in the performance and longevity of plastic gears. While metal gears often require continuous lubrication, plastic gears have different lubrication requirements due to their inherent properties. Here are some key considerations:

  • Self-Lubrication: Some plastic materials, such as certain formulations of polyoxymethylene (POM), have inherent self-lubricating properties. These materials have a low coefficient of friction and can operate with minimal lubrication or even dry. Self-lubricating plastic gears can be advantageous in applications where the use of external lubricants is impractical or undesirable.
  • Lubricant Compatibility: When external lubrication is necessary, it’s important to choose lubricants that are compatible with the specific plastic material used in the gears. Certain lubricants may degrade or adversely affect the mechanical properties of certain plastics. Consultation with lubricant manufacturers or experts can help identify suitable lubricants that won’t cause degradation or wear issues.
  • Reduced Lubricant Requirements: Plastic gears generally have lower friction coefficients compared to metal gears. This reduced friction results in lower heat generation and less wear, which in turn reduces the demand for lubrication. Plastic gears may require less frequent lubricant replenishment or lower lubricant volumes, reducing maintenance requirements.
  • Appropriate Lubricant Application: When applying lubricant to plastic gears, care should be taken to avoid excessive amounts that could lead to contamination or leakage. Lubricants should be applied in a controlled manner, ensuring they reach the critical contact points without excessive buildup or excess spreading beyond the gear surfaces.

2. Wear in Plastic Gears: Plastic gears exhibit different wear characteristics compared to metal gears. While metal gears typically experience gradual wear due to surface interactions, plastic gears may undergo different types of wear mechanisms, including:

  • Adhesive Wear: Adhesive wear can occur in plastic gears when high loads or speeds cause localized melting or deformation at the gear teeth contact points. This can result in material transfer between gear surfaces and increased wear. Proper material selection, gear design optimization, and lubrication can help minimize adhesive wear in plastic gears.
  • Abrasive Wear: Abrasive wear in plastic gears can be caused by the presence of abrasive particles or contaminants in the operating environment. These particles can act as abrasive agents, gradually wearing down the gear surfaces. Implementing effective filtration or sealing mechanisms, along with proper maintenance practices, can help reduce abrasive wear in plastic gears.
  • Fatigue Wear: Plastic materials can exhibit fatigue wear under cyclic loading conditions. Repeated stress and deformation cycles can lead to crack initiation and propagation, ultimately resulting in gear failure. Proper gear design, material selection, and avoiding excessive loads or stress concentrations can help mitigate fatigue wear in plastic gears.

3. Gear Material Selection: The choice of plastic material for gears can significantly impact their lubrication and wear characteristics. Different plastic materials have varying coefficients of friction, wear resistance, and compatibility with lubricants. It’s important to select materials that offer suitable lubrication and wear properties for the specific application requirements.

4. Operational Considerations: Proper operating conditions and practices can also contribute to the effective handling of lubrication and wear in plastic gears. Avoiding excessive loads, controlling operating temperatures within the material’s limits, implementing effective maintenance procedures, and monitoring gear performance are essential for ensuring optimal gear operation and minimizing wear.

In summary, plastic gears can handle lubrication and wear differently compared to metal gears. They may exhibit self-lubricating properties, reduced lubricant requirements, and require careful consideration of lubricant compatibility. Plastic gears can experience different types of wear, including adhesive wear, abrasive wear, and fatigue wear. Proper material selection, gear design, lubrication practices, and operational considerations are crucial for ensuring efficient lubrication and minimizing wear in plastic gears.

plastic gear

What are the advantages of using plastic gears in machinery?

Plastic gears offer several advantages when used in machinery. Here’s a detailed explanation of the advantages of using plastic gears:

  • Lightweight: Plastic gears are significantly lighter in weight compared to metal gears. This lightweight characteristic is particularly beneficial in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties, which help reduce noise and vibration levels during operation. The ability to absorb and dissipate vibrations leads to quieter machinery, making plastic gears suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. This makes plastic gears suitable for applications in corrosive environments, where metal gears may suffer from degradation or require additional protective coatings.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. These materials can reduce friction and wear between gear teeth, eliminating the need for external lubrication. Self-lubricating plastic gears can simplify maintenance requirements and reduce the risk of lubricant contamination or leakage in machinery.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient, resulting in lower overall production costs. This cost advantage makes plastic gears an attractive option for applications where budget considerations are important.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Electrical Insulation: Plastic gears provide electrical insulation properties, which can be advantageous in machinery where electrical or electronic components are in close proximity to the gears. The electrical insulation helps prevent the risk of electrical short circuits or interference caused by metal gears coming into contact with conductive parts.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the machinery and the mechanical properties of the chosen plastic material.

China wholesaler Industrial Transmission POM Nylon UHMWPE Spur CZPT Gear Plastic Gears raw gearChina wholesaler Industrial Transmission POM Nylon UHMWPE Spur CZPT Gear Plastic Gears raw gear
editor by CX 2024-03-26

China Hot selling Large Double Helical Nylon Plastic Gear gear patrol

Product Description

Quick Details
Place of Origin: China (Mainland)                              Method: precision injection mold
Model Number: OEM transformer parts mold                    plastic material: ABS,PA66, PAT, PVC, nylon
Shaping Mode: Nylon, Plastic Injection mould                    Product: transformer parts mold
Certification: ISO9shots                               Product name: nylon parts
Surface treatment: Plating, printing, powder, etc                  Size: Customized Size
 
 
Technical Data
Material: Plastic nylon 
Physical Properties

Tensile strength MPa 60~80
Elongation at break % 2.2
Bending strength MPa 1/8822 0571 -60863016        
http://chinainsulation
 
 
 
 
 

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Nylon
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

plastic gear

What are the limitations of using plastic gears in industrial settings?

Using plastic gears in industrial settings has certain limitations. Here’s a detailed explanation of these limitations:

  • Lower Load Capacity: Plastic gears generally have lower load-bearing capacities compared to metal gears. They are more susceptible to deformation and wear under heavy loads or high torque conditions. This makes them less suitable for applications that require withstanding substantial forces or transmitting high power.
  • Temperature Sensitivity: Plastic gears have temperature limitations, and their performance can be affected by temperature variations. Some plastic materials may experience dimensional changes, loss of strength, or reduced stiffness at elevated temperatures. Additionally, high temperatures can accelerate wear and reduce the lifespan of plastic gears. Therefore, plastic gears may not be suitable for applications that involve high-temperature environments or extreme temperature fluctuations.
  • Environmental Sensitivity: Plastic gears can be sensitive to certain environmental conditions. Certain plastic materials may degrade or become brittle when exposed to specific chemicals, solvents, oils, or UV radiation. This restricts their use in applications where exposure to harsh chemicals, lubricants, or outdoor elements is common.
  • Wear and Abrasion: While plastic gears can offer good wear resistance, they are generally more prone to wear and abrasion compared to metal gears. Under heavy-load or high-speed conditions, the surface of plastic gears can wear down, leading to a decrease in performance and potential failure over time. Additional measures, such as incorporating reinforcements or using lubrication, may be necessary to mitigate wear in certain applications.
  • Dimensional Stability: Plastic materials can have lower dimensional stability compared to metals. They may experience creep, shrinkage, or expansion over time, which can affect the accuracy and reliability of gear operation, particularly in applications with tight tolerances or precise gear meshing requirements.
  • Impact Resistance: Plastic gears may have limited impact resistance compared to metal gears. They can be more susceptible to damage or fracture when subjected to sudden impact or shock loads. This makes them less suitable for applications with high impact or heavy-duty requirements.
  • Compatibility with Existing Systems: In some cases, replacing metal gears with plastic gears may require modifications to the existing system. Plastic gears may have different dimensions, mounting requirements, or gear ratios compared to metal gears, necessitating design changes or adaptations to accommodate the use of plastic gears.

Despite these limitations, plastic gears can still offer significant advantages in certain industrial settings, such as reduced weight, noise reduction, and cost-effectiveness. It’s crucial to carefully evaluate the specific application requirements and consider the trade-offs between the benefits and limitations of plastic gears when deciding whether they are suitable for a particular industrial setting.

plastic gear

How do plastic gears handle lubrication and wear?

Plastic gears handle lubrication and wear differently compared to metal gears. Here’s a detailed explanation of their behavior:

1. Lubrication in Plastic Gears: Lubrication plays a crucial role in the performance and longevity of plastic gears. While metal gears often require continuous lubrication, plastic gears have different lubrication requirements due to their inherent properties. Here are some key considerations:

  • Self-Lubrication: Some plastic materials, such as certain formulations of polyoxymethylene (POM), have inherent self-lubricating properties. These materials have a low coefficient of friction and can operate with minimal lubrication or even dry. Self-lubricating plastic gears can be advantageous in applications where the use of external lubricants is impractical or undesirable.
  • Lubricant Compatibility: When external lubrication is necessary, it’s important to choose lubricants that are compatible with the specific plastic material used in the gears. Certain lubricants may degrade or adversely affect the mechanical properties of certain plastics. Consultation with lubricant manufacturers or experts can help identify suitable lubricants that won’t cause degradation or wear issues.
  • Reduced Lubricant Requirements: Plastic gears generally have lower friction coefficients compared to metal gears. This reduced friction results in lower heat generation and less wear, which in turn reduces the demand for lubrication. Plastic gears may require less frequent lubricant replenishment or lower lubricant volumes, reducing maintenance requirements.
  • Appropriate Lubricant Application: When applying lubricant to plastic gears, care should be taken to avoid excessive amounts that could lead to contamination or leakage. Lubricants should be applied in a controlled manner, ensuring they reach the critical contact points without excessive buildup or excess spreading beyond the gear surfaces.

2. Wear in Plastic Gears: Plastic gears exhibit different wear characteristics compared to metal gears. While metal gears typically experience gradual wear due to surface interactions, plastic gears may undergo different types of wear mechanisms, including:

  • Adhesive Wear: Adhesive wear can occur in plastic gears when high loads or speeds cause localized melting or deformation at the gear teeth contact points. This can result in material transfer between gear surfaces and increased wear. Proper material selection, gear design optimization, and lubrication can help minimize adhesive wear in plastic gears.
  • Abrasive Wear: Abrasive wear in plastic gears can be caused by the presence of abrasive particles or contaminants in the operating environment. These particles can act as abrasive agents, gradually wearing down the gear surfaces. Implementing effective filtration or sealing mechanisms, along with proper maintenance practices, can help reduce abrasive wear in plastic gears.
  • Fatigue Wear: Plastic materials can exhibit fatigue wear under cyclic loading conditions. Repeated stress and deformation cycles can lead to crack initiation and propagation, ultimately resulting in gear failure. Proper gear design, material selection, and avoiding excessive loads or stress concentrations can help mitigate fatigue wear in plastic gears.

3. Gear Material Selection: The choice of plastic material for gears can significantly impact their lubrication and wear characteristics. Different plastic materials have varying coefficients of friction, wear resistance, and compatibility with lubricants. It’s important to select materials that offer suitable lubrication and wear properties for the specific application requirements.

4. Operational Considerations: Proper operating conditions and practices can also contribute to the effective handling of lubrication and wear in plastic gears. Avoiding excessive loads, controlling operating temperatures within the material’s limits, implementing effective maintenance procedures, and monitoring gear performance are essential for ensuring optimal gear operation and minimizing wear.

In summary, plastic gears can handle lubrication and wear differently compared to metal gears. They may exhibit self-lubricating properties, reduced lubricant requirements, and require careful consideration of lubricant compatibility. Plastic gears can experience different types of wear, including adhesive wear, abrasive wear, and fatigue wear. Proper material selection, gear design, lubrication practices, and operational considerations are crucial for ensuring efficient lubrication and minimizing wear in plastic gears.

plastic gear

What are plastic gears and how are they used?

Plastic gears are gear components made from various types of polymers or plastic materials. They offer unique properties and advantages compared to traditional metal gears. Here’s a detailed explanation of plastic gears and their applications:

  • Types of Plastic Materials: Plastic gears can be manufactured from different types of polymers, including thermoplastics such as acetal (polyoxymethylene – POM), nylon (polyamide – PA), polycarbonate (PC), and polyethylene (PE), as well as thermosetting plastics like phenolic resins. Each material has its own specific characteristics, such as strength, wear resistance, and temperature resistance, which make them suitable for different applications.
  • Advantages of Plastic Gears: Plastic gears offer several advantages over metal gears, including:
    • Lightweight: Plastic gears are lighter in weight compared to metal gears, which can be beneficial in applications where weight reduction is important.
    • Low Noise and Vibration: Plastic gears can provide quieter operation due to their inherent damping properties that reduce noise and vibration levels.
    • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals, making them suitable for applications in corrosive environments.
    • Self-Lubrication: Some plastic materials have self-lubricating properties, reducing the need for external lubrication and simplifying maintenance.
    • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production, due to the lower material and manufacturing costs.
  • Applications of Plastic Gears: Plastic gears find applications in various industries and systems, including:
    • Automotive: Plastic gears are used in automotive systems such as windshield wipers, HVAC systems, seat adjusters, and electric power steering systems.
    • Consumer Electronics: Plastic gears are commonly found in consumer electronics like printers, scanners, cameras, and home appliances.
    • Medical Devices: Plastic gears are used in medical equipment and devices where weight reduction, low noise, and corrosion resistance are desired.
    • Toy Manufacturing: Plastic gears are extensively used in the production of toys, including mechanical toys, hobby models, and educational kits.
    • Office Equipment: Plastic gears are employed in office equipment like printers, copiers, and scanners, where quiet operation and cost-effectiveness are important.
    • Industrial Machinery: Plastic gears can be utilized in various industrial machinery applications, such as conveyor systems, packaging equipment, and textile machinery.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the application and the mechanical properties of the chosen plastic material.

China Hot selling Large Double Helical Nylon Plastic Gear gear patrolChina Hot selling Large Double Helical Nylon Plastic Gear gear patrol
editor by CX 2024-01-11

China high quality High Strength Nylon Pinion Worm Plastic Gears hypoid bevel gear

Product Description

 

 

Product Description

Products

Gear

Module

M0.3-M10

Precision grade

DIN5, DIN6, DIN7, DIN8, DIN10

Pressure angle:

14.5 degree, 15 degree, 20 degree

Material

C45 steel, ,304SS, 316SS, 20CrMo,40Cr, brass, nylon, POM, and so on

Heat treatment

Hardening and Tempering

High Frequency Quenching

Carburization etc

Surface treatment

Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating

Application

Precision cutting machines.Lathes machine
Milling machines
Grinders machine
Automated mechanical systems
Automated warehousing systems.

Machining process:

CNC engine latheCNC milling machine
CNC drilling machine
CNC grinding machine
CNC cutting machines
Machining center

Detailed Photos

Test

Inspection steps before delivery: Use GO/Nogo inspect hole—Use micrometer check dimensions—Next use stiffness detection system inspect hardness–Finally use CMM inspect precision

Packaging & Shipping

 

Company Profile

ZheJiang Haorongshengye Electrical Equipment Co., Ltd.

1. Was founded in 2008
2. Our Principle:

“Credibility Supremacy, and Customer First”
3. Our Promise:

“High quality products, and Excellent Service”
4. Our Value:

“Being Honesty, Doing the Best, and Long-lasting Development”
5. Our Aim:

“Develop to be a leader in the power transmission parts industry in the world”
 

6.Our services:

1).Competitive price

2).High quality products

3).OEM service or can customized according to your drawings

4).Reply your inquiry in 24 hours

5).Professional technical team 24 hours online service

6).Provide sample service

Main products

Machines

 

Exbihition

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Application: Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Spur Gear
Material: Stainless Steel
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

What is the impact of temperature variations on plastic gears?

Temperature variations can have a significant impact on plastic gears. Here’s a detailed explanation of their effects:

1. Thermal Expansion: Plastic gears can experience thermal expansion or contraction with changes in temperature. Different types of plastics have varying coefficients of thermal expansion, meaning they expand or contract at different rates. This can result in dimensional changes, which may affect the gear’s meshing, clearance, and overall performance. It’s important to consider the thermal expansion characteristics of the specific plastic material used in the gear design.

2. Material Softening or Hardening: Plastic materials can exhibit changes in mechanical properties with temperature variations. In general, as temperature increases, plastic materials tend to soften and become more flexible, while at lower temperatures, they can become stiffer and more brittle. These changes can impact the gear’s load-bearing capacity, wear resistance, and overall durability. It’s crucial to select plastic materials that can maintain their mechanical integrity within the expected temperature range of the application.

3. Dimensional Stability: Plastic gears may experience dimensional changes or warping due to temperature fluctuations. Higher temperatures can cause plastic materials to deform, leading to misalignment, increased backlash, or reduced gear accuracy. Conversely, lower temperatures can cause contraction, resulting in tight clearances, increased friction, or gear binding. Proper design considerations, including material selection and gear geometry, can help mitigate the impact of temperature-induced dimensional changes.

4. Lubrication and Wear: Temperature variations can affect the lubrication properties of plastic gears. Higher temperatures can cause lubricants to degrade or become less effective, leading to increased friction, wear, and potential gear failure. Similarly, low temperatures can cause lubricants to thicken or solidify, hindering proper lubrication and increasing wear. Selecting lubricants suitable for the anticipated temperature range and periodic maintenance can help ensure proper lubrication and minimize wear on plastic gears.

5. Cold Flow and Creep: Some plastic materials, especially those with lower glass transition temperatures, may exhibit cold flow or creep at elevated temperatures. Cold flow refers to the gradual deformation or flow of plastic material under constant stress, while creep refers to the time-dependent deformation under a constant load. These phenomena can cause changes in gear geometry, tooth profile, or tooth engagement over time, potentially affecting gear performance and functionality. Understanding the material’s creep and cold flow characteristics is important when selecting plastic gears for applications exposed to temperature variations.

6. Impact on Lubricants and Seals: Temperature variations can also impact the performance of lubricants and seals used in gear systems. Extreme temperatures can cause lubricants to break down, lose viscosity, or leak from the gear assembly. Seals and gaskets may also be affected, leading to compromised gear housing integrity or increased friction. It’s crucial to consider temperature compatibility and select appropriate lubricants and seals that can withstand the anticipated temperature range.

In summary, temperature variations can significantly impact plastic gears by causing thermal expansion, material softening or hardening, dimensional changes, lubrication issues, cold flow or creep, and effects on lubricants and seals. Proper material selection, design considerations, and understanding the anticipated temperature range are essential to ensure the reliable and optimal performance of plastic gears in various applications.

plastic gear

What are the advantages of using plastic gears in machinery?

Plastic gears offer several advantages when used in machinery. Here’s a detailed explanation of the advantages of using plastic gears:

  • Lightweight: Plastic gears are significantly lighter in weight compared to metal gears. This lightweight characteristic is particularly beneficial in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties, which help reduce noise and vibration levels during operation. The ability to absorb and dissipate vibrations leads to quieter machinery, making plastic gears suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. This makes plastic gears suitable for applications in corrosive environments, where metal gears may suffer from degradation or require additional protective coatings.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. These materials can reduce friction and wear between gear teeth, eliminating the need for external lubrication. Self-lubricating plastic gears can simplify maintenance requirements and reduce the risk of lubricant contamination or leakage in machinery.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient, resulting in lower overall production costs. This cost advantage makes plastic gears an attractive option for applications where budget considerations are important.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Electrical Insulation: Plastic gears provide electrical insulation properties, which can be advantageous in machinery where electrical or electronic components are in close proximity to the gears. The electrical insulation helps prevent the risk of electrical short circuits or interference caused by metal gears coming into contact with conductive parts.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the machinery and the mechanical properties of the chosen plastic material.

China high quality High Strength Nylon Pinion Worm Plastic Gears hypoid bevel gearChina high quality High Strength Nylon Pinion Worm Plastic Gears hypoid bevel gear
editor by CX 2024-01-10