Fire resistant PU /PUR/Polyurethane sandwich panel with thermal insulation

 Brief Introduction of sandwich panels  PU Sandwich panel (Polyurethane sandwiched panel )is composed of 2 layers of weather-proof colored steel sheets and jetted the hard forms of polyurethane between 2 layers which feature fireproof materials. It is suitable for the various roofs and walls referring to the large-size factory buildings, storages, exhibition halls, gymnasiums, freezing stores, purifications workshops, etc, which features temp-keeping, heat insulation, weight-bearing, weatherproof with the rich colorfulness and good appearance.  Specifications 1.Thickness:50/75/100mm 2.Material:colorful steel sheet & PU 3.Density of PU:30kg/cbm ~40kg/cbm 4.Width:1150mm 5.Wall panel & Roof panel availbale  Features  1.perfect warm-keeping  2.environmental protection  3.fire rating  4.perfect joints  5.good aging resistance  6.competitive price and high quality  7.light weight and smooth appearance  8.heat insulation and sound insulation  Application Workshop ,storage, cold room, prefab house, villa, and container house.       Product  display     Why choose us 1) Good margin for your project because of our low price. 2) Good reputation for your company because the high quality of our sandwich panel. 3) Continuous orders from your clients because of their satisfactions.