Hwa Seng Resources (Hong Kong) Co., Limited
Metallurgical Grade Black Silicon Carbide,Abrasives Grade Silicon Carbide,Metallurgical Grade Silicon Carbide
Introduction: the processing method is photo electricity settlement meter.
The granularity grading of abrasive-grade SiC GB/T2481.1-1998
Variety Granularity Granularity grading(%) Coarsest grain Coarse grain Basic grain Blending grain Fine grain Black and Green SIC F4-F7 0 ≤20 ≥40 ≥70 ≤3 F8-F22 0 ≤20 ≥45 ≥70 ≤3 F24-F36 0 ≤25 ≥45 ≥65 ≤3 F40-F60 0 ≤30 ≥40 ≥65 ≤3 F70-F80 0 ≤25 ≥40 ≥65 ≤3 F90-F120 0 ≤20 ≥40 ≥65 ≤3 F150-F220 0 ≤15 ≥40 ≥65 ≤3
Chemical index of abrasive –grade SIC GB/T2480-1996
Variety | Granularity | Chemical index(%) | ||
SiC | F.C. | Fe 2O3 | ||
Black SiC | F12-F90 | ≥98.5 | ≤0.20 | ≤0.60 |
F100-F150 | ≥98.0 | ≤0.30 | ≤0.80 | |
F180-F220 | ≥97.0 | ≤0.30 | ≤1.20 | |
Green SiC
| F12-F90 | ≥99.0 | ≤0.20 | ≤0.20 |
F100-F150 | ≥98.5 | ≤0.25 | ≤0.50 | |
F180-F220 | ≥97.5 | ≤0.30 | ≤0.70 |
Product Categories : Carbon > Silicon Carbide