Gear
Work name
| Gear
| ||
 | Materials
| SNCM220
| |
The hardness
| Hv720 - 850
| ||
Processing diameter
| φ 20 0 - +0.011
| ||
Lower hole diameter
| φ 19.8
| ||
The number of steps
| A mandrel: 1 process
A one pass: 2 processes | ||
Previous processing precision
| It is precision after processing
| ||
Cylinder degree A-C
| 18.8μm
| 1.0μm
| |
Roundness
| A
| 5.6μm
| 0.5μm
|
B
| 2.7μm
| 0.6μm
| |
C
| 7.8μm
| 0.7μm
| |
