Silicon Carbide, Boron Carbide, Bulletproof Plate manufacturer / supplier in China, offering Abrasive Boron Carbide B4c Grain/Grit F100 F220 F1500 F2000, Customized Boron Carbide Ceramic Plates B4c Plate, Semiconductor Use 4h-N 4h-Si Sic Substrate Silicon Carbide Wafer and so on.
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