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Safety glass in China

  • Author:kim
  • Source:www.sggglassmanufactuer.com
  • Release on :2016-11-30
Safety glass can be ranged into tempered glass and laminated glass,Toughened glass is in the high temperature (about 700℃) and with the rapid cooling ptreatment Prestressed high strength glass, the fragments will be not  sharp edges when broken into the small pieces, not easy to hurt. The car safety glass is divided into laminated glass, tempered glass and tempered glass of the three regions, from the original glass to the secondary processing. Automotive front windshield commonly used better security laminated glass, in addition to the front windshield, the automotive glass are tempered glass.


Generally speaking, the original glass after heating, blowing cold air and other processes that produce after the glass. Ordinary glass after the steel, not only increased strength, and the internal structure has changed. When the case of destructive external shocks, resulting in glass rupture, it will not form a sharp knife-edge, but the fragmentation of many small pieces, each piece is the original cold wind formed when the steel point. Technically, the size of these debris is required, they can not be too big nor too small, too sharp to form sharp edges and corners, do not achieve the security role; too small will form a powder, hurt the eyes of passengers.

Laminated glass is made of two or more layers of clear float glass, between each two glass is a interlayer film, usually pvb, eva, or sgp. The film could be clear or colored such as white, milky white, red... Glass and film are bonded together, high pressurized in an autoclave. This process makes laminated glass a safety glass offers protection against glass breakage.


Source from www.sggglassmanufacturer.com