Graphite Powder, Silicon Carbide, Recarburizer manufacturer / supplier in China, offering High Purity Green Silicon Carbide Sic 98% Micro Powder F200-F1500 for Manufacturing Durable Grinding Wheels in Metal Ceramic and Glass Processing Industries, High Purity F325 325mesh F200 200mesh Green Silicon Carbide Sic Refractory Media Green Silicon Carbide Powder for Heating Element, China High Purity Green Silicon Carbide99% for High-Speed Steel Cutters and so on.