cacbua silic (SiC) bột vi mô is widely used in industries such as abrasives, thiết bị điện tử, và gốm cao cấp. To ensure the quality and performance of this versatile material, various international standards have been established. These standards, bao gồm Japan’s JIS, China’s GB2475-83, Europe’s FEPA, and the International ISO 6344, ISO8486, provide guidelines for classifying, thử nghiệm, and regulating silicon carbide micro powders across different regions and industries.