Beijing Tong Ma abrasives Co.,Ltd
Sell Black silicon carbide
Sell Black silicon carbide

Black, crystal structure 
Good quality,
High hardness,
Stable chemical characteristics,
Stong cutting ability.

SiC is black quartz sand, petroleum coke as the main raw material, through high-temperature smelting furnace from resistance, hardness between diamond and corundum between the mechanical strength than corundum, and crisp and sharp. Some of its electrical conductivity and thermal conductivity. Produced by the abrasive, applicable to the processing of low tensile strength of metal and non-metallic materials. Such as the "gray iron, nonferrous metals, stone, leather and rubber. Also widely used in refractory and metallurgical additives.

Can be used for refractories, composite materials, line cutting and polishing materials rolling mill.

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