... thickness: 0.1-0.5mm 4.Certificate: ISO9001 3mm 4mm AlucopanelColors33 standard colorsAlso avaiable in custom, colors with mininum quantity ... Standard Dimension1220mm*2440mm*3mm1220mm*2440mm*4mm Available Aluminum Skin Thickness Polyester 3mm 0.12,0.15 ... ,0.18,0.21mm 4mm 0.12,0.15,0.18,0.21,0. ... 30,0.35,0.40,0.45,0.50 PVDF 4mm 0.3,0.35,0.40,0.45,0. ...