Materials: 1) Front side: aluminum roll coated with PVDF or polyester 2) Core: fire-resistant polyethylene or normal polyethylene (PE) 3) Rear side: aluminum coated with polyester Specifications: 1) Panel thickness: a) 4mm (standard) b) 5 - 6mm available upon requests 2) Aluminum skin thickness: a) 0.50 x 0.50mm b) 0.40 x 0.40mm c) 0.30 x 0.30mm d) 0.25 x 0.25mm e) 0.21 x 0.21mm 3) Width: a) 1,220mm (standard) b) Maximum width is 1,600mm c) Other widths available upon request 4) Length: a) 2,440mm (standard) b) Up to 6,000mm (recommended) Features: 1) Super peeling strength 2) Excellent surface flatness and smoothness 3) Superior weather, corrosion and pollutant resistance 4) Even coating, various colors 5) Fireproof, excellent heat and sound insulation 6) Superior impact resistance 7) Lightweight and easy to process 8) Easy to maintain Packing: Wooden pallet or in bulk