... heat preservation, insulation, decoration, environmental protection, weather resistance, rain and freeze prevention, sound proof, seismic resistance, light weight, etc. ... use of XGZ decorative PU insulation panel removes steel joist and fastenings, which avoids safety problems caused by corrosion.3, ... temperature reaches to 70°C, it can soften EPS and XPS, and when temperature reaches to 150°C, it can ...