... bronze, blue, green, grey 4.Edge:Flat,grind,polished ItemTempered glass or Toughened glassThickness3mm, 3.5mm, 3.8mm, 4mm, 5mm, 6mm ... 125Mpa.And it is shockproof, so it is clalled toughened glass.2. High heat stability: Because the compressive stress can ... ,indoor, partition wall, curtain wall, show window and furniture.2.Bent glass: Always used for automobile, train, plain and so onUsagewidely used ...