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Help CenterCustom Gear Hobbing Service With 1 Year Warranty and Mill Test Report for Spur Gears
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Henan San Kuang Machinery Technology Co., Ltd. offers a comprehensive Custom Gear Hobbing Service for spur gears, backed by a 1-year warranty and a detailed Mill Test Report. As an experienced manufacturer established in 2014, we operate a 10,000–30,000 m² facility with 51–100 skilled employees and an annual export value of US$2.5–5 million. Our service ensures that every gear meets the highest standards of durability and precision, ideal for demanding applications in industries such as mining, automotive, and agriculture.
We understand that each customer has unique requirements. That’s why our customization options cover materials, dimensions, tooth profiles, and heat treatment. Every order includes a Mill Test Report for full traceability of mechanical properties and chemical composition. With our advanced CNC hobbing machines and strict quality control, we deliver spur gears with excellent runout, tooth profile accuracy, and surface finish.
Key Product Features & Technical Specifications
- Material Flexibility: Choose from carbon steel, alloy steel, stainless steel, brass, or engineered polymers. All materials can be certified via Mill Test Report.
- Precision Levels: Achieve ISO Class 6–9 depending on application needs. Higher grades available on request.
- Size Range: Module 0.5–20, outer diameter up to 2000 mm, tooth width up to 600 mm. Custom dimensions accommodated.
- Heat Treatment Options: Carburizing, induction hardening, nitriding, and through-hardening for enhanced wear resistance.
- Post-Machining Processes: Grinding, shaving, and shot blasting available to achieve final tolerances.
- Quality Assurance: In-process inspections with coordinate measuring machines (CMM) and gear testers. Final reports include MTR and dimensional certificates.
- Warranty Coverage: 1-year warranty against material defects and workmanship errors. Full support for any quality issues.
Standard Specifications (Sample Parameters)
| Parameter | Value Range | Remarks |
|---|---|---|
| Module (m) | 0.5 – 20 | Customizable for metric or inch systems |
| Number of Teeth | 6 – 300 | Tooth profile can be modified per design |
| Pressure Angle | 14.5°, 20°, 25° | Standard options; others available |
| Helix Angle | 0° (Straight Spur Gears) | For spur only; helical service also available |
| Tooth Finish | Hobbing, Grinding, Shaving | Surface roughness Ra 0.8 – 3.2 μm achievable |
| Hardness | HRC 20 – 62 (after heat treatment) | Depends on material and process |
Benefits to Your Business
- Cost Efficiency: Custom hobbing reduces waste and eliminates the need for stock modifications. You pay only for what you need.
- Enhanced Performance: Correct tooth geometry reduces noise and vibration, extending equipment life.
- Full Traceability: Mill Test Report provides material certifications, heat treat records, and dimensional results for every batch.
- Reliable Delivery: With a 51–100-person team and multiple CNC machines, we maintain consistent lead times (usually 15–30 days).
- After-Sales Support: Dedicated engineers assist with installation, maintenance, and troubleshooting during the warranty period.
Since 2014, Henan San Kuang has served global markets including North America, South America, Europe, Africa, and Southeast Asia. Our certifications such as ISO9001, ISO14000, and OHSAS18001 reflect our commitment to quality, environmental responsibility, and employee safety. We have exported goods worth over US$2.5 million annually, processing thousands of custom gear orders. Our factory occupies a 10,000–30,000 m² area with advanced hobbing machines and inspection equipment. When you choose our custom gear hobbing service, you partner with a manufacturer that prioritizes precision, transparency, and customer satisfaction.
We invite you to send your drawings or specifications for a free quote. Every order comes with a 1-year warranty and a Mill Test Report – proof of our quality promise. Contact our sales team to discuss your spur gear requirements today!
Frequently Asked Questions (FAQ)
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Q: What is the typical lead time for a custom spur gear order?
A: For standard modules (1–10), lead time is approximately 15–20 working days after drawing approval. Larger gears or complex treatments may require 25–30 days. We always confirm the schedule in the quotation. -
Q: Do you provide drawings or design assistance?
A: We can work from your existing drawings or help optimize the design. Our engineering team can create 3D models and tooth contact analysis (TCA) upon request. -
Q: Is the Mill Test Report included for all materials?
A: Yes, every shipment includes a Mill Test Report for the raw material used. Additional testing (e.g., UT, MPI) can be arranged at extra cost. -
Q: What payment terms do you accept?
A: We accept T/T, L/C, and other negotiable terms. For first-time orders, a 30% deposit is typical, with 70% balance before shipment. -
Q: Can you produce spur gears in small quantities (e.g., 1–10 pieces)?
A: Absolutely. We specialize in custom and low-volume production. No minimum order quantity – we treat every piece with the same quality standards. -
Q: How do you ensure the gear quality before shipment?
A: We conduct 100% dimensional inspection using CMM and gear testers. A final inspection report is provided with the shipment. Our ISO9001 system ensures process control. -
Q: What if the gear fails during the warranty period?
A: We will replace or repair it free of charge if the failure is due to material or workmanship. Contact us with the order number and photos for quick resolution. -
Q: Do you offer express shipping for urgent orders?
A: Yes, we can prioritize production and use air freight (DHL, FedEx, etc.) at the buyer’s expense. Please notify us of urgency during order placement.
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