... --0.50mm • Panel composed with a polyethylene core between two aluminum skin, front surface is coated with PVDF/PE paints and ... -corrosive paints• Specifications: Panel Thickness: 3, 4, 5, 6, 8mm Aluminum skin thickness: 0.12, 0.15, 0.21, 0.25 ... Product*Guarantee/Warranty*Experienced Staff*Small Orders Accepted*Prompt Delivery aluminum composite material