In fact, tempered glass is a kind of prestressed glass. In order to improve the strength of glass, it usually uses chemical or physical methods to form pressure stress on the surface of glass. When the glass bears the external force, it first counteracts the stress of the surface, thus北京玻璃廠加工生產(chǎn)夾絲玻璃,夾膠玻璃,鋼化玻璃,夾膠玻璃,中空玻璃,藝術(shù)玻璃,彩釉玻璃,建筑玻璃用等各種玻璃!">