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High Precision Ring Gear with 1 Year Warranty and Full Mill Test Report – engineered for demanding industrial applications. As a leading manufacturer with over 10,000 square meters of factory space and 51-100 skilled employees, Henan San Kuang Machinery Technology Co., Ltd. delivers ring gears that meet the highest standards of accuracy and durability. Each gear is backed by a comprehensive mill test report, ensuring traceability and quality assurance from raw material to finished product.
Our ring gears are produced using advanced CNC gear hobbing and profile grinding machines, achieving precision grades up to DIN 6. The gear teeth are case-hardened and ground to minimize noise and vibration, extending the service life of your equipment. Whether for mining conveyors, cement kilns, or wind turbine yaw drives, these gears provide reliable torque transmission under heavy loads.
Key Features and Specifications:
- Material Options: 20CrMnTi, 42CrMo, or custom alloys for high strength and wear resistance
- Module Range: 1 to 50 (customizable upon request)
- Outer Diameter: Up to 5000 mm (larger sizes available on request)
- Precision Grade: DIN 6, 7, or 8 (ISO 1328 equivalent)
- Heat Treatment: Carburizing, quenching, and tempering for core toughness and surface hardness (HRC 58-62)
- Surface Treatment: Blackening, phosphating, or painting for corrosion protection
- Warranty: 1 year against manufacturing defects
- Full Mill Test Report: Includes chemical composition, mechanical properties, hardness, and dimensional inspection data
Technical Specifications (Typical Parameters):
| Parameter | Value |
| Module | 10 (example) |
| Number of Teeth | 120 |
| Outer Diameter | 1280 mm |
| Face Width | 150 mm |
| Precision Grade | DIN 7 |
| Hardness | HRC 58-62 |
Benefits for Your Application:
- Reduced Downtime: High precision ensures smooth meshing with matching pinions, minimizing wear and breakage.
- Energy Efficiency: Lower friction and noise contribute to overall system efficiency.
- Customization: We can tailor the gear design to your specific dimensions, bore, keyway, and mounting holes.
- Full Traceability: Every gear comes with a complete mill test report, giving you confidence in material quality.
- Domestic & International Standards: Our manufacturing processes comply with ISO9001, ISO14000, and OHSAS18001 management systems.
Since 2022, Henan San Kuang Machinery Technology Co., Ltd. has grown to serve markets across North America, South America, Europe, Asia, Africa, and Oceania, with annual export value exceeding US$2.5 million. Our factory spans 10,000-30,000 square meters and houses state-of-the-art gear cutting and inspection equipment. We are committed to delivering ring gears that meet your exact requirements, with a one-year warranty and full mill test reports for every shipment.
Contact us today to discuss your gear specifications or request a quotation. Our experienced engineers are ready to assist you with technical support and fast delivery from Shanghai, Lianyungang, Qingdao, or Tianjin ports.
Frequently Asked Questions
- What is the lead time for a custom ring gear? Typically 4-8 weeks depending on size and complexity. Rush orders may be available upon request.
- Can you provide heat treatment certificates? Yes, the mill test report includes chemical composition, mechanical properties, and hardness data.
- What is the maximum outer diameter you can produce? Our standard maximum is 5000 mm, but larger sizes can be discussed for special projects.
- Do you offer on-site installation support? We provide technical documentation and remote guidance; on-site service is negotiable.
- What precision grade do you normally supply? We offer DIN 6, 7, and 8. Higher precision (DIN 5) is possible with additional cost.
- Can you apply special coatings like nitriding or DLC? Yes, we can arrange for additional surface treatments upon request.
- Is the warranty transferable? The warranty is valid for the original purchaser; please contact us for transfer conditions.
- How do you ensure quality control? We use coordinate measuring machines (CMM), gear testers, and hardness testers, and every gear is inspected before shipment.
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