... )anti-static 2)fireproof,keep warm 3) environmental protection 4)low cost,fast delivery Roof sandwich panelcharacteristics: 1, the quality of light ... anti-corrosion coating, sheet life over 35 years 5, beautiful, pressure plate clear lines of dozens of kinds of colors, can ... cut, enough to meet the special design needs. 9, high strength with high strength steel plate as a substrate, the tensile strength ...