... , Fire-Resistance,Lightweight, Formability, Workability, Simplicity.3) Sepcification for Aluminium composite panel Thickness : 4mm(Standard), 2-6mm(As required) Width ... , 1,250mm, 1,575mm Length : As required4) Material for Aluminium composite panel (thk:4mm) - Front Side : Aluminium Roll-Coated ... Rear side : Aluminium coated with chromate, Mill finish. aluminium composite panels,ACP ,wall cladding,