Precision Sun Gears for Planetary Gear Systems

Core Component Solutions for Power Transmission

Technical Specifications

1. Manufacturing Excellence

• Material Options:
  20CrMnTi (Automotive Grade)
  18CrNiMo7-6 (Heavy-Duty)
  SCM415 (Precision Industrial)

• Heat Treatment:
  Carburizing Depth: 0.8-1.2mm
  Surface Hardness: 58-62 HRC
  Core Hardness: 30-40 HRC

• Tooth Accuracy:
  DIN 3962 Class 4-6
  AGMA 2000-D04 Class 12

2. Advanced Machining Capabilities

Industry Applications

Automotive Transmissions

• EV Reduction Gearboxes

• Hybrid Vehicle Power-Split Devices

• Dual-Clutch Transmission Modules

Energy & Heavy Machinery

• Wind Turbine Yaw Drives

• Mining Conveyor Systems

• Oil Rig Top Drives

Industrial Automation

• Robotics Rotary Joints

• CNC Turntable Drives

• Packaging Machinery

Quality Assurance Protocol

1. Material Verification

• Spectrochemical Analysis (OES)

• Ultrasonic Defect Detection

2. Process Control

• SPC Statistical Monitoring

• 100% Tooth Profile CMM Inspection

3. Final Validation

• Gleason 275TWG Rolling Test

• Noise Testing <65dB @ 3000rpm

Why Choose Our Sun Gears?

 30+ Years Expertise in planetary gear systems
 Complete In-House Production – From forging to final assembly
 Fast Turnaround – 25-day standard lead time
 Global Certifications – IATF 16949, ISO 14001
 Cost Efficiency – 20% lower vs. European counterparts

Technical Support Services

• Gear System Optimization – FEA-based load analysis

• Failure Mode Analysis – Wear pattern diagnostics

• Lubrication Solutions – Custom grease formulations