China Black Silicon Carbide manufacturer,
2011-7-11 · Black Silicon Carbide, Alumina Podwer, Brown Corundum, Green Silicon Carbide, Calcined Bauxite Company Introduction Wear-resistant refractory castable is located in gongyi which is known as a chemical base, there are high quality and abundant resources of refractories, which created a unique environment for the development of …
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