Plastic Precision Transmission Drive Reduction Cylindrical Involute Duplicate Helical Spur Gear Cog-Wheel


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Plastic Precision Transmission Drive Reduction Cylindrical Involute Duplicate Helical Spur Gear Cog-Wheel

The Plastic Precision Transmission Drive reduction cylindrical Involute Duplicate Helical Spur Gear Cog-Wheel is widely used in various applications such as motors, electric cars, machinery, toys, agricultural machinery, and cars. It features a hardened tooth surface for durability and is an external gear. The manufacturing method used is cut gear, and the toothed portion shape is curved. The gear is made of stainless steel.

Samples of the gear are available for purchase at US$10 per piece with a minimum order quantity of 1 piece. Customization options are also available upon request.

Product Description:

The Customized Injection and machining gears undergo a process of injection molding and CNC machining. The gears are made from various materials such as nylon, PA66, ABS, PP, PC, PE, POM, PVC, PU, TPR, TPE, TPU, PA, PET, HDPE, and PMMA. The gear’s quality is controlled according to ISO9001 and ISO14001 standards. The gear’s dimensions have a tolerance of -/+0.01mm, and the quality standard adheres to AGMA, JIS, and DIN. Surface treatments such as blackening, plating, anodizing, and hard anodizing can be applied. The gear has a hardness range of 30 to 60 H.R.C. The size and color of the gears can be customized according to customer drawings, and different surface finishes such as polished or matte surfaces, painting, texture, and vacuum aluminizing are available. The gear’s dimensions have a tolerance of ±0.01mm or more precise. Samples are shipped for confirmation, and the cost of shipping is borne by the customers. The packaging options include inner clear plastic bags, outside cartons, wooden pallets, or any other special package as per customer requirements. The delivery time usually takes 2 to 8 weeks, and shipping can be done via FEDEX, UPS, DHL, TNT, EMS, or other shipping methods based on customer requirements.

Production Management:

1. Workers are trained to inspect the gears and detect any defects during production.
2. Quality control checks 1 piece for every 100 pieces in CNC machining to ensure all dimension tolerances are met.
3. Gears are inspected at every step of the production process, and a final inspection is conducted before shipment. All inspection records are kept in the factory for three years.
4. Sales representatives provide pictures of the gears at each production step, keeping customers informed about the production status and allowing them to detect any possible mistakes.
5. Our team places great importance on quality and customer satisfaction, working carefully to ensure a smooth collaboration.
6. We value every inquiry and opportunity to provide high-quality gears and parts to our customers.

Quality Control Process:

1. Inspecting the raw material (IQC)
2. Checking the details before the production line is operated
3. Conducting full inspection and routing inspection during mass production (IPQC)
4. Checking the gears after production is finished (FQC)
5. Checking the gears after they are finished (OQC)


1. Molds are designed according to customers’ gear drawings.
2. Mold drawings are submitted to customers for review and confirmation before production.
3. Samples are provided with complete dimensions, cosmetic inspection reports, and material certifications.
4. Inspection reports of important dimensions and cosmetic features are provided for batch parts.

Packing and Shipment:

1. Gears are carefully packed in PP bags in cartons, ensuring they are strong enough for express shipping, air shipment, or sea shipment.
2. Shipment options include air shipment, sea shipment, DHL, UPS, FedEx, or TNT.
3. Trade terms include EXW, FOB Shenzhen, or CIF.
4. All shipments are arranged carefully to ensure fast and safe delivery.


1. How do you guarantee the quality of gears and parts?
– We are an ISO 9001:2008 certified factory with an integrated system for industrial parts quality control. We have IQC, IPQC, FQC, and OQC processes in place to control each step of production.

2. What are the advantages of your gears and parts?
– Our gears and parts are competitively priced, delivered quickly, and of high quality. Our employees are responsible, friendly, and diligent. Our products have strict tolerance, smooth finish