Aluwedo® fire-resistant B1 aluminum composite panels are made with a fire-resistant plastic core, in two layers of aluminum sheets in high strength with aluminum type A3003 and A5052. It is one kind of new decorative material for exterior cladding.The fire-resistant feature can reach to Class B1 grade with the test standard of ASTM E84-08, and EN13501-1. The fire resistant B1 grade aluminum composite panel is a better decorative materials without harmful gas during burning.         Raw Material High strength aluminum alloy A3003, A5052 Fire-resist core  Surface coating: PE, FEVE, PVDF coating Dupont Adhesive film         Panel Specifications and Dimension Thickness:3-6mm, Recommended: 4mm Width: 1000-2000mm, Recommended: 1220mm, 1250mm, 1500mm, 2000mm Panel length: up to 5800mm or others as required Aluminum thickness: 0.3~0.5mm *Custom width and length available upon request  subject to minimum quantities The contrast of fire-resist performance in difference countries Standard China Germany USA France UK Japan Russian Buring Degree GB/T8627 DIN4102 ASTM E84 BS 476 NFF16-101 NFF K6911 30244-94 Few A A1, A2 NC 0 M0 1 T1 Minor B1 B1 A 1 M1,M2 2 T2 Normal B2 B2 B,C 2,3 M3 3 T3 Serious B3 B3 4 M4,M5 ~ ~