Taichung Automotive and Motorcycle Parts Machining Factory | Eccentric Shaft Machining | Machining Dimensions ø0.5-60mm

Automotive and motorcycle components have stringent requirements for precision, strength, and stability. Jin Yi Cheng—professional Taichung motorcycle and automotive parts machining factory—works with multiple vehicle manufacturers and provides customized machining and manufacturing based on drawings and application requirements, from prototype development through mass production. Using CNC turning and milling technology, we manufacture precision components that meet dimensional tolerances and structural requirements.

Machining Dimensions & Accuracy

• Machining outer diameter: ø0.5 - 60mm
• Machining length: 2-1300mm

1. What practical benefits does stable accuracy provide?

• Improved transmission efficiency and operating stability
• Reduced component wear
• Reliable long-term operation

2. What problems can unstable accuracy cause?

• Abnormal noise and vibration
• Performance loss caused by assembly errors
• Reduced overall vehicle stability

Common Machining Materials

1. Carbon Steel S45C / S60C / 1018 / 1045

• Material characteristics: Suitable for components operating for extended periods and offers excellent machinability
• Common machined components:
  • Drive shafts
  • Eccentric shaft components
  • Support shaft components
  • General structural components

2. Free-Cutting Steel 1144 / 1214 / 1215

• Material characteristics: High machining efficiency and suitable for mass production
• Common machined components:
  • Small connecting components
  • Fastening components
  • Standardized components
  • Batch-produced components

3. Alloy Steel SCM420 / SCM435 / SCM440 / SAE8620

• Material characteristics: Suitable for high-load applications with excellent strength and durability
• Common machined components:
  • Drive shafts
  • Gear shafts
  • Eccentric shafts
  • High-strength mechanism components

4. Bearing Steel SAE52100 / SUJ2

• Material characteristics: High hardness and suitable for high-speed, high-precision environments
• Common machined components:
  • Precision shafts
  • High-speed rotating components
  • Bearing-related components
  • High-precision transmission components

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