... b.Guarantee:20 years c.Thickness:1mm to 6mm building construction materials Product specification: Panel Thickness: 1mm,2mm,3mm,4mm,5mm ... Packing: Goods will be packed in bulk or strong wooden cases Materials: Front side: Aluminum alloy sheets with PE or PVDF ... , subway, billboards, exhibitions, saloons, car, boat decoration, and more building construction materials acp