Drawn Product
Case of Ultra-precision Drawn Product
- Precision finishing
- Fine surface
- Series processing of the side hole
- High flatness, high sphericity
- Complex processing
- Multi-cavity mold/lower cost
Example of;
cylindrical drawing, square cylinder drawing and side cut
Blanked and Bent Product
Case of Ultra-fine Blanked and Bent Product
- High flatness, burrless processing
- Ultra thin: t0.02mm or more
- Microfabrication
Ring, ribbon, lead frame
Shaving
Case of Ultra-precision Shaved Products
- Fine processing
- Sharp edges
- Crosspiece width < height
- Crosspiece width < thickness
- Simultaneous punching of outline and inside
- Processing with no fracture surface
Case of Ultra-precision Shaved Products (Heat sink for laser diode)
*Please see the table by scrolling horizontally.
| Name of product | Heat sink for laser diode |
|---|---|
| Strong points | No fracture surface Product width < product height |
| Size | 4.5×1.8×1.4 1.7×1.2×1.5 |
| Material | Oxygen-free Copper |
| Thickness | t1.5 - t1.8 |
*Please see the table by scrolling horizontally.
Precision Shaving
Sheared surface: Fracture surface=7:3
→ No fracture surface
Crosspiece width is wider than thickness
→ Crosspiece width is narrower than thickness
Coining
Case of Fine Coinied Products
- R of outline < R of inside
- Reverse-tapered
- Protrusion height is more than plate thickness
- Fine processing
Case of Fine Coinied Products (Part for buzzer)
*Please see the table by scrolling horizontally.
| Name of Product | Part for buzzer |
|---|---|
| Strong points | Reverse-tapered projection Strict spec. |
| Size | 4.2×3.4×1.2 |
| Material | SPCC |
| Thickness | 0.8 |
*Please see the table by scrolling horizontally.
Precision Coining
Bending/drawing of corners Outside R is same or smaller than the inner R
