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Fireproof Pu Panel Wall Pir Pu Sandwich Panel Roof Sheet Polyurethane Cold Room Panels
100mm PU sandwich panel Polyester resin, fluorocarbon resin and high weather resistant resin baking paint are selected for the surface of Pu wallboard. The metal surface can be galvanized sheet, 304 stainless steel sheet, aluminum manganese magnesium sheet, aluminum sheet, etc., so the corrosion resistance, acid resistance, burst resistance, high temperature resistance and aging resistance are particularly good. Polyurethane core materials are B1 or B2 grade or above flame retardant materials, with excellent thermal insulation performance.
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