... ,aslo with good weather,impact,easy for drilling Polycarbonate crystal sheet of WEIERSHA be formed with complete new polycarbonate ... adopting European co-extrusionand technology and equipments.Specification of polycarbonate crystal sheet: Thickness 0.8~10.0mm, can be by ... -green, Coffee, Opal, can be by clients either.PC crystal sheet application1-Day lighting for building roofing/wall;2-Decorating ...