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Boron carbide for refractory 325 mesh , find complete details about boron carbide for refractory 325 mesh,boron carbide b4c,boron carbide powder,325# b4c fine powder from refractory supplier or manufacturer-henan sicheng abrasives tech co., ltd.
325mesh b4c boron carbide for refractory industry , find complete details about 325mesh b4c boron carbide for refractory industry,325mesh b4c,b4c boron carbide,b4c boron carbide for refractory industry from abrasives supplier or manufacturer-henan sicheng abrasives tech co., ltd.

Boron carbide (b4c) is one of the hardest man-made materials. its hardness with mohs hardness 9.36 and microscopic hardness 5400 to 6300kg/mmu00b2is only exceeded by cubic boron nitrides and diamond. its density is 2.52g/cmu00b3 and melting point is 2450u00b0c.

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