China GB/T 2480-1996 -- Silicon carbide -- Chemical composition -- For vitrified abrasives and sanding belts.
| Code | Grit Size Range | Chemical Composition (%) | ||
| SiC (no less than) |
F·C (no more than) |
Fe2O3 (no more than) |
||
| C | 12＃～90＃ P12～P100 |
98.50 | 0.20 | 0.60 |
| 100＃～150＃ P120～P150 |
98.00 | 0.30 | 0.80 | |
| 180＃～220＃ P180～P220 |
97.00 | 0.30 | 1.20 | |
| GC | 20＃～90＃ P12～P100 |
99.00 | 0.20 | 0.20 |
| 100＃～150＃ P120～P150 |
98.50 | 0.25 | 0.50 | |
| 180#～220＃ P180～P220 |
97.50 | 025 | 0.70 | |
| W63～W20 P240～P1000 |
97.00 | 0.30 | 0.70 | |
| W14～W10 P1200 |
95.5 | 0.40 | 0.70 | |
| W7～W5 | 94.00 | 0.50 | 0.70 | |
C: Black Silicon Carbide
GC: Green Silicon Carbide
Abrasives Suppliers Directory -
Abrasives Buyers Directory -
Abrasives Manufacturers -
Abrasives Online Marketing
Sitemap -
User Agreement -
Terms of Use -
Privacy Policy
