Density:40-42kg/m3 Length:Less than 11.8m Core thickness:50mm,75mm,100mm PPGI thickness:0.4-0.7mm Certificates:CE, ISO14001, ISO9001 Fire proof rate:B2 Color: Any Ral Color Polyurethane sandwich panel mat erial from the upper and lower color steel plate with a middle foamed polyurethane composition, it has six components online world advanced automatic operation of mixed casting technology, can mix process online complete social ingredients center or factory, and can be freely adjusted according to the temperature on-line,so as to produce the building sheet out of the ordinary high strength, energy-saving, green environment protection.