Sustainable Starshine Helical Bevel Gears for Eco-Conscious Buyers

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Product Description

📊 Basic Information
Model NO.
EBG033
Gear Position
External Gear
Material
20crmnti
Type
Bevel Gear
Grades
5-9
Heat Treatment
Carburizing
Module
Above 0.8
Number of Teeth
Above 9
Transport Package
Wooden Box
Production Capacity
6000 PCS / Month
⚙️ Product Description
1. Material Preparation

Select suitable materials according to design requirements, typically steel or other alloys, to ensure the gear has adequate strength and wear resistance. Common materials include: 20CrMnTi, 45#, 40Cr, 20CrMo, 42CrMo, CuSn12, CuAl10Fe3 and Stainless Steel.

Material Preparation

A. Selection of Equipment
B. Setting of cutting parameters: Reasonably set cutting speed and feed rate.
C. Safety operating procedures
D. Quality inspection: Check dimensional tolerances and surface quality.

2. Thermal Refined

Quenching: Gears are heated to a uniform temperature and then rapidly cooled in oil, water, or air to significantly increase hardness and strength.

Thermal Refined

High-Temperature Tempering: Reheated to 500-650°C to reduce internal stresses, improve brittleness, and adjust toughness for optimal mechanical properties.

3. Rough Machining (Initial Processing)

In the initial machining phase, the gear blank undergoes turning and milling to shape the material closer to design specifications, removing excess material and establishing the fundamental outline.

Rough Machining
4. Heat Treatment

To enhance hardness and wear resistance, treatments like carburizing quenching and high-frequency quenching are performed.

Heat Treatment

Carburizing: Diffusing carbon atoms into the surface layer followed by quenching hardens the surface while keeping the core ductile for durability under high loads.

5. Burr Removing
  • Improve Safety for operators
  • Enhance Mechanical Performance
  • Improving Assembly Quality
  • Reduce Noise and Vibration
Burr Removing
6. Tooth Grinding
Tooth Grinding

Enhancing geometric accuracy and surface quality. High-quality grinding helps reduce noise and improves transmission efficiency through better fitting accuracy.

7. Gear Cleaning

Removing chips, oil stains, and impurities. This ensures the gear surface is free of contaminants, improving final assembly quality and reducing wear.

Gear Cleaning
8. Inspection
Inspection

Main elements: Geometric dimensions, surface quality, mesh characteristics (contact spots, backlash), and dynamic performance (noise, vibration).

9. Package & Shipping

Gears are wrapped in rust-proof paper or film, fixed in customized foam or plastic molds, and placed in sturdy wooden boxes. Shipping is available via Couriers for samples, Air for small orders, and Sea for bulk shipments.

Package 1
Package 2
Package 3
📋 Product Parameters
Gear modelCustomized gears according to provided drawings
Tolerance+/- 0.005 mm
Material20CrMnTi / 20CrMnMo / 42CrMo / 45# / 40Cr / 20CrNi2MoA
Heat treatmentCarburizing / Tempering / Nitriding / Induction hardening
Hardness58-62HRC
MOQ20 Pcs
Accuracy5-9 class
Lead Time25 - 30 days
🏢 Company Profile

With over 20 years of professional experience, we specialize in spur, helical, bevel, large forged gears, and gearboxes. Our vertical integration, including shares in heat treatment plants, ensures optimized cost control and high-quality output.

Factory View
🌟 Our Advantages
  • ✅ Above 20 years of manufacturing experience
  • ✅ Competitive Pricing & Stable Quality
  • ✅ Fast Delivery for most gear types
  • ✅ Flexible ordering: Welcome both small and big orders
❓ FAQ
Are you a factory?
Yes, we are a factory that has invested in heat treatment facilities and have strong associations with partners to support our production processes.
What is your MOQ (Minimum Order Quantity)?
Our standard MOQ is 20 pieces, but this is negotiable based on specific customer needs and requirements.
Which port do you use for loading shipments?
Ningbo Port is our most convenient loading port, offering efficient shipping solutions.
What products do you offer?
We specialize in manufacturing metal gears (helical, bevel, large ring gears) and speed reducers, providing both standard and custom solutions.
What is the typical lead time for orders?
Our standard lead time for production is approximately 25 to 30 days.
Can you produce gears according to custom drawings?
Yes, we specialize in manufacturing customized gears specifically tailored to the technical drawings provided by our clients.

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