... /price ratio;2,very low thermal conductivity factor3,high impermeability4,good compression resistanceTechnical performanceprojectperformanceCompression strength(kpa)≥150Water absorption(V/V) (%)≤1 ... roof, steel roofing insulation, etc., and the insulation effect is more remarkable2,Exterior wall insulation:3,Insulation,heat insulation,waterproofing4,Ground floor insulation:5,Cold storage building ...