... with thermal grade E glass.Thickness: 0.5,0.8, 1, 1.5, 2, 3,4,..., mm.Specification: 1020*2020mm, 1220 ... color sports is allowed.2.2 Main performance index Table 1 : Performance index Sr.PerformanceUnitTest methodIndex value1Vertical layer direction ... bending strengthMPaGB/T5130 section 5.1≥ 502Parallel layer direction compact strength(Simple strut-beam,notch ...