... . CE,ASTM approved. Good quality with pretty price. aluminum composite panel(ACP) we supplied: 1) Standard:ASTM,CE,GB/T17748-1999 ... 1250mm 1500mm 1570mmC) Length:2440mm, 3200mm, 4000mm, 5000mm (max:6 meter)D) Weight:5.5kg/sqm based on 4mm thicknessE) Standard ... special colors are available, according to customers' requests. aluminum composite panel