Supplier: Aluminum Composite Panel (ACP). The specification of ACP is : Size: 1220X2440X3mm, 1220X2440X4mm. Max width : 1550mm Max: length: 6000mm. Paint : PVDF or Polyester (famous brand) Normal PE core or FR (Fire resistance) PE core (Standard: B1). Color : custom & special (see color chart) Aluminum thickness: 0.12~0.50mm (Mainly 0.12/0.15/0.18/0.21/0.30//0.40/0.45/0.50) Panel total thickness: 3mm(interior, polyester or PVDF) or 4mm(exterior, polyester or PVDF)