Black Silicon Carbide Powder
Description:
High quality, water classified silicon carbide powders graded to exacting standards, e.g. FEPA, JIS and custom. our silicon carbide powders are manufactured by various techniques to optimize shape, density, chemistry and/or particle size distribution for various applications.
Applications:
Our powders are used for wiresawing semiconductor materials, lapping, fine bonded and coated application, refractory, precision ceramics, composites and other critical applications.
Typical Chemical Analysis:
| Silicon Carbide(SiC) | 97.80% |
| Silicon (Si) | 0.30% |
| Silicon Dioxide (SiO2) | 0.50% |
| Carbon ( C ) | 0.30% |
| Iron (Fe) | 0.08% |
Physical Characteristics:
| Crystal Form: | Hexagonal (Alpha SiC) |
| True Density: | 3.21 g/cm3 |
| Hardness: | Knoop (100) – 2500; Mohs 9.0+ |
| Melting Point: | SiC does not melt but dissociates |
| Color: | Black |
Sizing Test Methods:
| FEPA Standard 42-2: 2006 |
| JIS R 6001: 1998 |
| Micron sizes based on Coulter Multisizer |
| FEPA F Standard – Powders/Microgrits |
| Size D3% Max D50% D94% Min |
| F240 70 42.5-46.5 28 |
| F280 59 35.0-38.0 22 |
| F320 49 27.7-30.7 16.5 |
| F360 40 21.3-24.3 12 |
| F400 32 16.3-18.3 8 |
| F500 25 11.8-13.8 5 |
| F600 19 8.3-10.3 3 |
| F800 14 5.5-7.5 2 |
| F1000 10 3.7-5.3 1 |
| F1200 7 2.5-3.5 1 (80%) |
Packaging:
25 kg paper bags or 1000 kg big bags. other packaging on request.
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