Penetration Grade Bitumen
Penetration Grade Bitumen
Commonly Known as Pen Grade
Specification for Penetration Grade Bitumen 80/100
Property Range Standard Specific Gravity @ 25/25’C 1.00/1.05 D-70
Penetration @ 25’C 80/100 D-5
Softening Point’C 45/52 D-36
Ductility @25’C 100 min D-113
Loss on Heating (wt)% 0.5 max D-6
Drop in Penetration after Heating % 20 max D-6 & D-5
Flash Point’C 225 min D-92
Solubility in CS2(wt)% 99.5 max D-4
Organic Matter Insoluble in CS2(wt) % 0.2 max D-4
Spot test Negative *A.A.S.H.O.T.102
Specification for Penetration Grade Bitumen 60/70
Property Range Standard
Specific Gravity @ 25/25’C 1.01/1.06 D-70
Penetration @ 25’C 60/70 D-5
Softening Point’C 49/56 D-36
Ductility @25’C 100 min D-113
Loss on Heating (wt)% 0.2 max D-6
Drop in Penetration after Heating % 20 max D-6 & D-5
Flash Point’C 250 min D-92
Solubility in CS2(wt)% 99.5 min D-4
Spot test Negative *A.A.S.H.O.T.102
Specification for Penetration Grade Bitumen 40/50
Prpoerty Range Standard
Penetration @ 25 Deg c 40/50 D.5
Softening Point Deg.c 52/60 D.36
Ductility @ 25 Deg.c 100 MIN D.113
Loss On Heating % Wt 0.2 MAX D.6
Flash Point Deg.c 250 MIN D.92
Solubility In CS2 %Wt 99.05 MIN D.4
Drop In Penetration After Heating 20 MAX D.5
Density @ 25 Deg. c
