High-Precision Custom Double Helical Gears from China Suppliers - Expert Factory for POM/Nylon Solutions
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.
Product Detail Page FAQ
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 high-quality engineering plastics including POM (Crystal Steel) and PA66 (Nylon). Each material is selected based on its wear resistance, noise reduction properties, and suitability for specific load and environmental conditions.
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What is the lead time for custom double helical gear orders?
Lead times vary depending on the complexity of the specifications and order quantity. Our team will provide a detailed production timeline upon reviewing your technical requirements. Sample orders are typically prioritized for faster turnaround.
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What is the minimum order quantity (MOQ) for custom gears?
MOQ depends on the specific gear model and customization level. We support both small-batch sample orders and large-volume production runs. Please contact our sales team with your requirements for a tailored quote.
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How does SANI ensure the quality and consistency of each gear batch?
All gears are manufactured using full Japanese precision equipment, with strict in-process and final quality inspections. Tooth profile accuracy is controlled within ±0.2mm, and each batch undergoes life testing exceeding 500,000 revolutions to verify durability and performance consistency.





