... *2440mm, 1220*2950mmThickness: 40mm, 50mm, 60mm, 70mm,80mm,90mmmADVANTAGES:1Sandwich Wall Panel2Light Weight,Sound Insulation3Heat Insulation,Preservation4Fire,Water Proof5 Easy installation ... temperature and pressure through auto forming machine. We can supply kinds of sandwich panels, both for walls and roofs, including: EPS sandwich panel series ...