Granite Aluminum composite panel not only passed GB/T1778-1999, they are passed SGS tests and gained CE certificate Granite Aluminum composite panel Specifications:Thickness: 3mm-6mmThickness of aluminum sheets: 0.12mm, 0.15mm,0.18mm, 0.2mm, 0.3mm, 0.4mm, 0.45mm,0.5mm Width: 1,220, 1,250, 1,270, 1,500, 1,550 and 1,575mmLength: standard 2,440mm and customized length ≤ 6,000mmStandard size: 1,220 x ...