Zhengzhou Yellow River Abrasives Co., Ltd

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1. black silicon carbide

Black silicon carbide is produced at high temperature in electric resistancetype furnace with quarts sand and petroleum coke as its main raw materials. Its hardness is between fused alumina and synthetic diamond. Mechanical intensity of it ...

2. Green silicon carbide

Green silicon carbide is produced basically in the same way of black silicon carbide except the different requirement of raw materials. Its crystallization have higher purity and hardness. Green silicon carbide is suitable for processing hard ...

3. Zhengzhou Yellow River Abrasives Company Limited

Zhengzhou Yellow River Abrasives Co.,Ltd(ZYR), which was established in 1976, is a famous manufacturer of abrasive powder in China.
ZYR can supply types of abrasives , including Black &Green Silicon Carbide, White, Brown &Black Fused Alumini ...

4. abrasives powder : black &green silicon carbide,brown &black &white aluminium oxide