Graphite Powder, Silicon Carbide, Recarburizer manufacturer / supplier in China, offering High Strength Green Silicon Carbide Sic Powder98% for Cast Iron and Nonferrous Metals, High Purity Green Silicon Carbide Sic98% Powder for Ceramic, Glass, Stone, Refractory Material,, High Purity Green Silicon Carbide Sic98% Micro Powder F230 - F1200 for Metallurgical Deoxidizer and High Temperature Resistance Materials and so on.