... lighting, transparence, elegant appearance, thus Toughened glass is actually a kind of prestressing force glass. Methods of chemistry or physics are ... to form the stress of pressing on the glass surface, so that the glass at first offsets the stress from surface ... weight-bearing capacity and tensile strength of the glass .Feature: 1. product:blue curved tempered glass2. sizes: 250*150mm-8800*2400mm3. ...