Silicon Carbide (SiC) Micron Powder
Purity: 99.5+% Particle Size: 90–125 μm
Technical Properties
| Parameter | Value |
|---|---|
| SiC Content | 99 % |
| Free Carbon | 0.05 % |
| Aluminum (Al) | 0.018 % |
| Iron (Fe) | 0.057 % |
| Calcium (Ca) | 0.050 % |
| Heating Power | 30.343 KJ/mol |
| Hardness | 9.5 Mohs |
| Density (288 K) | 3.216 g/cm³ |
| Compressibility Coefficient | 0.21 × 10⁻⁶ |
| Thermal Expansion Coefficient | 2.98 × 10⁻⁶ (at 1173 K) |
Storage Conditions
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Store sealed in vacuum, in a cool and dry environment
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Avoid exposure to air and mechanical stress
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Keep container tightly closed to prevent moisture uptake
Applications
Silicon Carbide Micron Powder is widely used due to its high hardness, thermal conductivity, and chemical stability:
Refractories & Ceramics
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High-grade refractory materials
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Ceramic bearings
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Textile ceramics
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High-frequency ceramics
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Ceramic engine components
Abrasives & Electronics
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Hard disk manufacturing
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Polishing abrasives
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Grinding wheels
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Support structures for multichip modules
High-Temperature Components
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High-temperature sealing valves
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High-temperature spray nozzles
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High-temperature fluid-transport components
Composites
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Reinforcement additive to improve strength and heat resistance
Safety & Environmental Information
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Not radioactive
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Does not contain heavy metals
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Non-toxic, non-carcinogenic
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Must be stored dry to maintain stable properties
