Sell Black Silicon Carbide

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Black silicon carbide is produced at high temperature in an electric resistancetype furnace with quarts
sand and petroleum coke as its main raw meterials. Its hardness is between fused alumina and
synthetic diamond . Mechanical intensity of it ia hig-her ghan fused alumina. It is britte and sharp
and has electrial and heat xonduxtivity in some degree. The abrasives made of it aresuitable for
working on cast iron, non-ferous metal, rock, leather, rubber, etc. It is also broadly used as refractory
material and metallurgical additive.