Silicon Carbide ( SiC ) black sharp-edged carbocorund - Different Grain Sizes Available - - 25 000g

Silicon Carbide Fine Powder (Particle Size: 0.003 mm)

CAS Number: 409-21-2
Chemical Formula: SiC
Molar Mass: 40.10 g/mol
Appearance: Gray to greenish-black fine powder

Chemical and Physical Properties:

• Density: Approximately 3.21 g/cm³

• Melting Point: Silicon carbide does not melt but sublimates at approximately 2,700 °C

• Hardness: Extremely hard, ranking 9 on the Mohs scale

• Thermal Conductivity: High thermal conductivity, around 120 W/m·K

• Thermal Expansion Coefficient: Low, approximately 2.3 × 10⁻⁶ K⁻¹

• Electrical Properties: Semiconducting behavior; electrical conductivity varies based on doping

Applications:

• Abrasives: Due to its exceptional hardness, silicon carbide is widely used as an abrasive in grinding, cutting, and polishing applications.

• Ceramics: Utilized in the production of high-performance ceramic parts, including kiln furniture, wear-resistant components, and refractories.

• Electronics: Employed in semiconductor devices that operate at high temperatures or high voltages, leveraging its wide bandgap properties.

• Composites: Incorporated into composite materials to enhance strength, thermal stability, and wear resistance.

• Automotive: Used in the manufacture of brake pads and clutches due to its durability and thermal properties.

Safety Information:

• Inhalation: Inhaling fine silicon carbide dust may cause respiratory irritation. Prolonged exposure can lead to lung disease. Use appropriate respiratory protection in dusty environments.

• Skin Contact: May cause mechanical irritation. Protective gloves are recommended when handling.

• Eye Contact: Dust particles can cause eye irritation. Safety goggles should be worn to prevent exposure.

• Ingestion: Not intended for ingestion. If ingested, seek medical attention.

Handling and Storage:

• Store in a cool, dry place in tightly sealed containers to prevent moisture absorption and contamination.

• Ensure adequate ventilation in areas where dust may be generated.

• Avoid creating dust; use dust collection systems where applicable.

*Note: The information provided is based on general data. Always refer to the Safety Data Sheet (SDS) provided by the supplier for detailed and accurate information.*