... ,grind,polished,tempered 4.flat and curved 5.wood crates 1.Tmpered shower glass2.higher security and accuracy3.Cut,drill,grind,polished ... glass has two major advantages:1 The higher strength: three times higher tensile strength, and five times higher impact resistance; ... tempered glass in line with the national standard,and appply to construction and building.6.There are have test report by National ...