PROPERTYGRADESSTANDARD BITUMEN 80/100 BITUMEN 60/70BITUMEN 40/50ASTM / AASHTOSpecification Gravity1.01/1.061.00-1.051.00-1.05D-70Penetration at 25 �C80/10060/7040/50D-5Softening Point �C45/5249/5652/60D-36Ductility at 25 �C CMS100 MIN100 MIN100 MIND-113Loss on Heating (wt)%0.5 MAX0.2 MAX0.2 MAXD-6Drop in Penetration After Heating %20 MAX20 MAX20 MAXD-6 & D-5Flash Point �225 MIN250 MIN250 MIND-92Solubility in CS at (wt)%99.5 MAX99.5 MAX99.5 MAXD-4Spot TestNEGATIVENEGATIVENEGATIVE-Density at 25�C1.01/1.061.00/1.051.00/1.05D70