... Composite panels:Thickness: 3 to 4mm Width: 1,220, 1,250, 1,270, 1,500, 1,550 and 1,570mmLength: 2,440mm and customized length within ... >Weight: 5.6kg/Sqm based on 4mm thick Standard size: 1,220 x 2,440mm (nonstandard sizes are available according to ... coating Surface coating thickness: 30um Aluminum-alloy sheet thickness: 0.08,0.1, 0.12, 0.15, 0.18, 0.2, 0 ...