1.Dongguan protective film, Material used in building construction, PE film 2.Stable Quality ... protective film, Material used in building construction, PE filmdongguan protective film material used in building construction pe film1, ... panels, UPVC profiles,PVC sheet, Aluminum coil3, TECHNICAL DATA ItemUnitSpecTestThickness Tolerance%≤3AQ/T1125-2000Transmittance%≤80Haze%7±3Tensile strengthMDMPa≥15TD ...