1.Aluminum Composite Panels 2.Thickness:4mm,5mm 3.Width:1220,1250,1270,1500,1500,1570mm 3.Standard Size:1220mm*2440mm Aluminum Composite Panel 1 ... .Dimensions of Aluminum Composite Panels:Thickness: 3mm,4mm Width: 1220, 1250, 1270 ... GB/T 17748-1999 and SGS KV-07-04992X standards Aluminum Composite Panels (ACP) for Exterior Wall