... nontoxic polyethylene/plastic fireproof materials3) Back: aluminium coated with polyester service coatingDimensions:A) Material: AA1100H14, AA1100H24, AA1060H14, AA1060H24 ... : 0.8-3.5mmC) Surface Treatment: Mill, PVDF, Polyester coating, Powder CoatingD) Style: Plane, curve, irregular, perforated, ... Wallboards and ceiling for tunnels.2)Materials for industrial application ,car and ship bodies.3)Curtain ...