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Green Silicon Carbide, supplied by Da Abrasives, have the same processing method with Black Silicon Carbide. Green SiC is semi-transparant in green color, high purity, high hardness. It is suitable for lapping, surface finishing, optical glass, ceramics,etc.
Chemical Composition (% by weight) | ||||||
Grit | 20# - 90# | 100# - 180# | 220# - 240# | 280# - 400# | 500# -600# | 800# - 1200# |
SiC Min | 99.0 | 98.0 | 97.5 | 97.0 | 95.5 | 94.0 |
F.C Max | 0.20 | 0.25 | 0.25 | 0.30 | 0.30 | 0.50 |
Fe2O3 Max | 0.20 | 0.50 | 0.70 | 0.70 | 0.70 | 0.70 |
| Available mircron powder sizes | ||||||
China GB 2477-83 | JIS | FEPA(84) / DIN(70) | ||||
Grit No. | Norminal size range(µm) | Grit No. | ds50 value (µm) | Grit No. | ds50 value (µm) | |
Standard werte der Mikro-F-Reihe | Sedigraph 5000D | |||||
240 | 60.0±4.0 | |||||
280 | 52.0±3.0 | |||||
W63 | 63 - 50 | 320 | 46.0±2.5 | F230/53 | 53±3.0 | 50.0±3.0 |
W50 | 50 - 40 | 360 | 40.0±2.0 | F240/45 | 44.5±2.0 | 42.0±2.0 |
400 | 34.0±2.0 | |||||
W40 | 40 - 28 | 500 | 28.0±2.0 | F280/37 | 36.5±1.5 | 34.5±1.5 |
600 | 24.0±1.5 | F320/29 | 29.2±1.5 | 27.7±1.5 | ||
W28 | 38 - 20 | 700 | 21.0±1.3 | F360/23 | 22.8±1.5 | 21.6±1.5 |
800 | 18.0±1.0 | F400/17 | 17.3±1.0 | 16.5±1.0 | ||
W20 | 20 - 14 | 1000 | 15.5±1.0 | F500/13 | 12.8±1.0 | 12.3±1.0 |
W14 | 14 - 10 | 1200 | 13.0±1.0 | |||
1500 | 10.5±1.0 | F600/9 | 9.3±1.0 | 9.0±1.0 | ||
W10 | 10 - 7 | 2000 | 8.5±0.7 | |||
W7 | 7 - 5 | 2500 | 7.0±0.7 | F800/7 | 6.5±1.0 | 6.3±1.0 |
W5 | 5 - 3.5 | 3000 | 5.7±0.5 | F1000/5 | 4.5±0.8 | 4.5±0.8 |
F1200/3 | 3.1±0.5 | 3.1±0.5 | ||||
for general purposes | for general purposes | for bonded abrasives | ||||
If you are interested in our products, or if we can help you, you can call our national customer service number at any time:86+13622002228
In order to serve you better and faster, please fill in the relevant information carefully, and we will serve you enthusiastically!
E-mail:info@abrasives.asia sales@dragon-abrasives.com
