Silicon Carbide, Boron Carbide, Bulletproof Plate manufacturer / supplier in China, offering Customize High Quality Polishing Abrasive Silicon Carbide Powder/Grain 99% 98% 97% 90% 88% 85%, High Hardness Rbsic Sisic Silicon Carbide Nozzles Tube Sic Ceramics, High Purity Silicon Carbide Powder Green Sic Powder 4n 5n 6n 99.999% and so on.
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