ProductDescription SelfadhesivebitumenwaterproofingmembraneismadeofSBSelastomerandandbitumen asbasicmaterial.Polyethylenefilm,aluminiumfoilassurfacefinishedmaterial.Onekindis withpolyesterreinforcement,thethickinesshas1.5mm,2mm,3mm,anotherkindiswithout reinforcement,anythicknessisavailable. SelfAdhesiveBitumenWaterproofingMembrane(withreinforcement)(JC898-2002standard) Type I II Thickness(mm) 1.5 1.5 2 3 2 3 WaterImpermeabilityPressureMpa≥ 0.2 0.3 HeatResistance°C PE,S 70,noslippering,noflowing,nodripping AL 80,noslippering,noflowing,nodripping TensionN/50mm≥ 200 350 450 FractureElongation%≥ 30 ColdFlexibility°C -20 -30 Phytotrons AcceleratingAge TensionKeeping% --------- 80 ColdFlexibility% -10 -20