polystyrene sandwich panel

polystyrene sandwich panelUpper steel sheet: color steel plateCore material: EPS or Rockwool or Polyurethane. Thickness: 50, 75, 100, 150, 200, 250mm and more can be choose.Length: as your requirementsWidely used in construction, such as warehouse, workshop, portable house etc.Heat preservation, heat insulation, fire proof, light weight, various colorsEasy to install and transport1. Density: 30 kg/m3 2. Coefficient of thermal conductivity: k=0.025W/m.k 3. Steel sheet: up/bottom 0.3-0.6mm, colored steel plate, pained and galvanized 4. Polyurethane (PU), Density: 10-30 kg/m3 3. Compressive strength: 2.0 kg/cm2 6. Fire Grade: B-class