Silicon Carbide, Boron Carbide, Bulletproof Plate manufacturer / supplier in China, offering High-Density 98% Sic Powder Black Silicon Carbide Resin Abrasive for Sand Grinding and Sandblasting Grinding, The Highest Quality Nuclear Power Industry B15-B1000 B4c Micron Ultrafine Nano Boron Carbide Powder, Double Safety Custom Ballistic Hardplate Ceramic Silicon Carbide Bulletproof Plate and so on.