... ,4mmb) width:1220mmc) length:2440mm,3050mm,3200mm(max:5meter)d) weight:5.5kg/sqm based on 4mm thicknesse) standard ... ) back :aluminium alloy sheet coated with polyester resin painting.d) surface finish :treated with PVED and PE resin rolling ... an ideal decorative materials for buildingsc) an ideal outer and inner wallsd) kitchen cabinees,billboards,signboards,tunnels,subway,interiorse) cellings,eaves ...