... 2Heat Preservation 3Sound Insulation, Sandwich panelComposition: MgO panel + EPS or XPS panelSize: 1220mm*2440mm, 1220*2950mmThickness: 40mm, 50mm, 60mm, 70mm,80mm ... , including: EPS sandwich panel series, rock wool sandwich panel series, glass wool panel series, and PU sandwich panel series. We can manufacture them according ... in your country with our machines. Sandwich panel (MgO + EPS/XPS)