... : bronze, blue, green, grey 4.Edge:Flat,grind,polished ItemTempered glass or Toughened glassThickness3mm, 3.5mm, 3.8mm, 4mm, 5mm, 6mm, 8mm ... than 125Mpa.And it is shockproof, so it is clalled toughened glass.2. High heat stability: Because the compressive stress can offset ... used in architecture engineering, vehicle and other fields.Notes:1) Tempered glass can not be cut or grinding, and the edge can ...