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Silicon Carbide Powder, SiC, CAS 409-21-2


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Silicon Carbide (SiC) Powder is a lightweight ceramic material characterized by a hexagonal crystal structure. It exhibits outstanding thermal conductivity, low thermal expansion, and resistance to acid corrosion. Heeger Materials offers top-quality Silicon Carbide Powder at competitive prices, with customized options for purity and particle sizes to meet specific requirements.

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Data sheet

Purity95% - 99%

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Silicon Carbide (SiC) Powder is available in two colors, black and green. It exhibits high purity, a narrow particle size distribution, small voids, high sintering activity, a regular crystal structure, excellent thermal conductivity, and functions as a semiconductor capable of resisting oxidation at high temperatures. It finds extensive applications in functional ceramics, advanced refractory materials, abrasives, and metallurgical raw materials.

Silicon Carbide Powder, SiC, CAS 409-21-2

  • Formula: SiC
  • Melting point: 2730℃
  • Molecular weight: 40.1 g/mol
  • Density: 3.2~3.25 g/cm3
  • Microhardness: 2840~3320 kg/mm2
  • CAS: 409-21-2

Silicon Carbide Powder SEM

Silicon Carbide (SiC) Powder SEM

Silicon Carbide Powder Applications

  • Used to make abrasives
  • Used as metallurgical deoxidizer and high-temperature resistant material
  • Used in sliding bearings
  • Used in semiconductor
  • Used in seals, wear parts, crucibles, heating elements, burner nozzles, and heat exchangers

Silicon Carbide Powder Storage and Packing

Silicon Carbide (SiC) Powder should be stored in a dry and cool location, away from heavy pressure. Packaging options include vacuum-sealed bags of 100g, 500g, and 1kg, as well as drums of 25kg or customized packaging as per requirements.


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