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PU sandwich panel Specifications Core Material: Rock Wool, EPS, PU; Surface Materials: Galvanized Steel sheets or Prepainted Steel sheets.Wall Thickness: 40, 50, 60, 80,100,120,150,180,200,250mmMax. Width: 1200mmLength: according to client's demands, engineering requirements and shipment conditions Application: for ceiling & wall, partition wallWidely used in common steel structure and storey adding projects,e.g. adding storey to small steel structure industrid factory building worehouse,suburbon temporary office,residentid quarters,school,hospital,etc.Characteristics With deadweight light, a giraffe fitting and random incise characteristic, the fitting is much simpler, and it can advance the benefit and save the time limit for a projecColor coated sandwich panel's surface material and heat preservation material are non-burn or hard-burn materials, entirely satisfy thefireproofing criterion requestManifold disquisition and oversea used approving more than 40 years. By especial coated dispose, the color coated steel panel's guaranty is 10-15 years, and the panel's life express 35 years by painting the antisepsis material after each 10 yearsPressing steel panel with the clear line, and many colors for choice, and suit with any different building style materials, achieving the satisfying effects.In common use heat preservation materials are rock-wool, polystyrene,polyurethane, all with lower thermal conductivity and favorable heat preservation and heat insulation effectsSound insulation intension can be 40-50dB, it is the most effective sound insulation materialPressing steel panel can be arbitrariness incise, it can satisty the especially design demandsUse the high strength steel panel for the base metal (contradict open and pull intension 5,600kg/cm2), adding the most advanced design and roll pressing moulding, it gets the best structure characterImproves speediness and springiness designs according to clients' requirements.