Introduction: Cubic silicon carbide， also known as β-SiC， is a cubic crystal 《diamond crystal)Properties of β-SiC: 1 excellent wear and corrosion resistance; 2 high hardness; 3 chemical stability; 4 high temperature conductivity; 5 excellent room temperature and high temperature strength.Application of cubic silicon carbide:The application range of β-SiC is mainly as follows: 1. sintered micropowder; 2. thermal conductive material; 3. special coating; 4. abrasive; 5. carbon powder additive.