... boxing huide iron&steel co.,ltd ,a professional manufacture for PPGI,GI,corrugated steel sheet and EPS sandwich panels sincere ... Material the sandwich panel thickness50,75,100,150,200mmVolume density 8-20kg/m3the sandwich materialEPS,rockwoolthe width950mm,1150mmusingas wall or ... park,boxing county,shandong province in china Good price of roofing Sandwich panel with more color choices--Factory