Air spindle motor housing
Work name
| Air spindle motor housing
| ||
 | Materials
| SUS420
| |
The hardness
| HRc55
| ||
Processing diameter
| φ 30±0.002
| ||
Lower hole diameter
| φ 29.975±0.005
| ||
The number of steps
| 2 processes
| ||
Previous processing precision
| It is precision after processing | ||
Cylinder degree A-E
| 8.4μm
| 1.0μm
| |
Roundness
| A
| 2.8μm
| 0.3μm
|
B
| 2.2μm
| 0.4μm
| |
C
| 1.9μm
| 1.0μm
| |
D
| 2.3μm
| 0.4μm
| |
E
| 1.9μm
| 0.3μm
| |
