Secondary Processing Capabilities
Complete post-sintering operations to achieve precision dimensions and surface requirements.
CNC Machining
Precision CNC milling, drilling, and turning for critical dimensions that require tighter tolerances than as-sintered parts.
- CNC milling centers
- Precision drilling
- Thread tapping
- Surface grinding
Sizing Operations
Re-pressing sintered parts in precision dies to improve dimensional accuracy and surface finish.
- Press range: 15T-80T
- IT6-7 grade precision
- Improved surface finish
- Tighter tolerances
Assembly & Pressing
Semi-automatic and fully automatic processing lines for complex assembly operations.
- Auto pin pressing
- Component assembly
- Bushing insertion
- Gear assembly
Tolerance & Surface Finish
Comparison of achievable tolerances and surface finishes at different processing stages.
| Process Stage | Tolerance Grade | Surface Roughness | Application |
|---|---|---|---|
| As-Sintered | IT8-9 | Ra 1.6-3.2 | Standard parts |
| After Sizing | IT6-7 | Ra 0.8-1.6 | Precision parts |
| CNC Machined | IT5-6 | Ra 0.4-0.8 | Critical dimensions |
Secondary Processing Equipment
Comprehensive equipment lineup for all post-sintering operations.
CNC Equipment
- CNC machining centers
- Precision drilling machines
- Surface grinders
- Thread tapping machines
Sizing Presses
- 15T sizing press
- 40T sizing press
- 80T sizing press
- Automated sizing lines
Auxiliary Equipment
- Vibration grinding machines
- Sand blasting equipment
- Ultrasonic cleaners
- Vacuum oil impregnation
Common Applications
Secondary machining operations for various PM part applications.
Gear Sizing
Achieving precise tooth profiles and bore dimensions
Bearing Bores
Precision machining of inner diameters for bearing fits
Thread Tapping
Adding threaded holes to sintered components
Surface Grinding
Achieving flatness for mating surfaces