High-Precision Custom Double Helical Gears - China Suppliers & Factory for Engineering Plastics
Core Advantages
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Diverse Materials Providing material options such as POM (Crystal Steel), PA66, etc., which combine wear and noise reduction characteristics, suitable for different load scenarios.
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Precision Machining Adopting full Japanese equipment manufacturing process, with tooth profile accuracy controlled within ±0.2mm, and helix angle supporting 0–35° customization, meeting special transmission needs.
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Structural Innovation Dual-connection design can integrate straight/helical combination, and single piece can achieve speed change or steering function, reducing assembly links and improving the reliability of the transmission system.
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Basic Specifications Modulus range of 0.1–2.5, outer diameter of 10–100mm, number of teeth from 3–100, and maximum load torque of up to 250gf.cm.
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Performance Indicators Operating temperature from -30℃ to 120℃, noise <45dB, and no abnormal wear in life tests exceeding 500,000 revolutions.
Application Scenarios
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Smart Devices Used for the joint gearbox of the robot cleaner, the transmission module of the smart lock.
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Industrial Field Integrated in the mechanism of automated equipment, the precision transmission system of medical instruments.
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Consumer Electronics UAV servo gear set, core components of the focusing mechanism of the projector.
Frequently Asked Questions
Order & After-Sales
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Are the products compliant with industry standards for specific fields (e.g., automotive/medical)?
Absolutely. Our automotive-related products meet IATF 16949 requirements, and medical-use micro-transmission parts align with relevant medical device precision and safety standards—ensuring compliance with industry regulations.
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Can SANI adjust product parameters (e.g., torque, speed) based on my application feedback?
Yes. After receiving your feedback on sample or trial use, our engineering team can optimize parameters like torque, speed, or material to better match your application needs.
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What materials are available for double helical gear customization?
We offer a range of engineering plastics including POM (Crystal Steel) and PA66 (Nylon). Each material is selected based on its wear resistance, noise reduction properties, and load-bearing capacity to suit your specific application requirements.
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What is the minimum order quantity (MOQ) for custom double helical gears?
MOQ varies depending on the specifications and complexity of the custom design. Please contact our sales team with your technical requirements and we will provide a tailored quotation and MOQ details promptly.
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What is the typical lead time for custom gear orders?
Lead time depends on order volume and customization complexity. Standard sample orders are typically completed within 7–15 business days. Bulk production timelines will be confirmed after order placement and specification review.
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How is quality controlled during the manufacturing process?
All gears are manufactured using full Japanese precision equipment. Each batch undergoes strict quality inspection including tooth profile accuracy verification (±0.2mm tolerance), dimensional checks, and life-cycle testing exceeding 500,000 revolutions to ensure consistent performance and reliability.





