Profesional manufacturer & supplier for test equipment & analytical instruments since 2003.
Standards ASTM D823
No. |
Groove depth/um |
Coating width/mm |
1 |
25 |
100 |
2 |
37.5 |
100 |
3 |
50 |
100 |
4 |
75 |
100 |
5 |
100 |
100 |
6 |
125 |
100 |
7 |
150 |
100 |
8 |
200 |
100 |