Production Process Control

From raw material to final inspection, every step is strictly controlled to ensure stable quality and reliable performance.

01

Raw MaterialPreparation

  • High-carbon steel wire selection
  • Chemical composition verification
  • Wire drawing to required diameter
Raw material preparation
02

Cold Heading &Ball Forming

  • High-speed cold heading machines
  • Forming ball blanks with high precision
  • Consistent geometry control
Cold heading and ball forming
03

Heat Treatment& Hardening

  • Fully automatic heat treatment furnace
  • Controlled temperature & atmosphere
  • Improved hardness and durability
Heat treatment and hardening
04

Grinding &Precision Sizing

  • Multi-stage precision grinding
  • Diameter and tolerance control
  • High roundness and sphericity
Grinding and precision sizing
05

Lapping &Surface Finishing

  • Fine lapping for smooth surface
  • Improved surface finish and gloss
  • Reduced friction and noise
Lapping and surface finishing
06

Final Inspection &Approval

  • Dimensional and tolerance inspection
  • Hardness and surface quality testing
  • Full batch traceability & approval
Final inspection and approval

Strict Process Control

Key parameters monitoredat every step

Advanced Equipment

Modern machines ensureprecision and consistency

Full Traceability

Each batch is recordedand traceable

Quality First

Stable performance andcustomer satisfaction