Black Silicon Carbide Grinding Wheel In Anguilla
Black silicon carbide for abrasives . Product description silicon carbide is a nonmetal mineral made of fusion of quartz sand and anthracitepetroleum coke in electric resistance furnace under 1800 celcius degree. because of different raw materials used, there are black silicon carbide and green silicon carbide. black silicon carbide has high hardness, low expansion rate, good heat ...