Physical tempered glass is made by heating the glass to near the softening point and quenching it uniformly with a cooling medium such as high-pressure air, liquid or solid. After the physical tempered glass is broken. The fragments are granular, have no sharp corners, and have high safety performance.

The variety and color of the glass should meet the design requirements (samples must be confirmed by Party A or design), the quality should conform to the national product inspection standards and provide a certificate of conformity. The safety glass must have a mandatory certification mark and a copy of the certificate (the copy should be stamped) Supplier red stamp).