... adopts stone, color cement sheet, stone-colored paint, etc. The insulation material adopts XPS,EPS,ROCK WOOL,PHENOLIC FOAM etc..XGZ panel ... rating of the XGZ decorative PU insulation panel is B1 level. Polyurethane is thermosetting resin, while EPS and XPS are ... fire resistance test shows that high temperature carbonizes thermosetting resin which can resist from falling off for 36 minutes, ...