... width x Length) : 1,220 x 2,440mm2, Aluminum composite panel thickness: 2, 3, 4, 5 , 6 mm ... , 5mm, 6mm for exterior used) 3, Aluminum alloy sheet thickness: (Al. alloy 1100, 3003 ) 0.50x0 ... .Material:1, The front side: aluminum alloy sheet coated with fluor-carbon resin (PVDF) or ... white plastic material3, The back side: aluminum alloy sheet coated with polyester resin primer painting. Colours: Any ...