Specifications 1. Light in weight2. Good durability3. Waterproof        4. Competitive in price      5. Fireproof: B16. Cold-rolled  Galvanized Steel Sheets then Color CoatedProduct namePolyurethane(PU) Sandwich BoardThicknessupper layer0.3-0.8mmcore material75mm, 100mm, 120mm,150mm,200mmbottom layer0.3-0.8mmEffective Widthstandard950mm, 970mm,1000mm,1150mmothercan be customizedLengthcan be customized,less than 12mDensity40-42kg/m3Weightup to modelColorany(generally white,blue,red,grey,)Temp tolerance-120-90℃Fire resistance levelA2(incombustible)Surface profileflat,corrugated,big rib, small waveCompression bearing≥0.2MpaMaterialupper layerPPGI(prepainted galvanised steel)color steel sheetinner layerPU foam(injected,not glued)bottom layerPPGI(prepainted galvanised steel)color steel sheetPartsEccentric hook  used for  connection of panelFilm covering for protecting the surface layerHeat transfer coefficient0.019 W/M*KCharacteristicsheat insulation energy-saving100mm width can keep temp at 0℃(suit for fresh keeping)150mm width can keep temp at -18℃(suit for cold storage)200mm width can keep temp at -38℃(suit for freezing)water resistance and sound proofweather proofingfire retardant level:Bhigh strength and bending resistanceeasy quick installation and dismantling,labour cost savinglight weight compared to traditional stone or plaster panelsafe and green,good appearance,without formaldehydeLifespancan reach 15-20 yearsUsageCan be used for wall,roof,floor and partition of cold storage, mobile house, suburban housing, suburban housing,industrial plants, warehouses, supermarkets, hospitals, stadiums, activities room,clean workshop and reconstruction residence, villa, kindergarten, commercial building, remodeling of old structures, heat insulation fire places, airport, etc.