... :20 years c.Thickness:1mm to 6mm building construction materials Product specification: Panel Thickness: 1mm,2mm,3mm,4mm, ... will be packed in bulk or strong wooden cases Materials: Front side: Aluminum alloy sheets with PE or PVDF ... used in ceiling, floor, bathroom, kitchen, cabinet, tunnel, subway, billboards, exhibitions, saloons, car, boat decoration, and more building construction materials acp