Polish Grade Comparision |
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Buffing Type |
Ra |
Rmax |
AARH |
Machining Mark |
60# |
3.2a |
12.5s |
125 |
▽▽ |
180# |
1.6a |
6.3s |
63 |
▽▽▽ |
220# |
1.2a |
4.8s |
48 |
▽▽▽ |
250# |
0.8a |
3.2s |
32 |
▽▽▽ |
300# |
0.4a |
1.6s |
16 |
▽▽▽ |
350# |
0.25a |
1.0s |
10 |
▽▽▽ |
400# |
0.2a |
0.8s |
8 |
▽▽▽▽ |
600# |
0.1a |
0.4s |
4 |
▽▽▽▽ |