Penetration Grades Bitumen

Test Test Method 10-20 40-50 58-66 85-100 120-150
Specific gravity @ 25 °C ASTMD-70 1.01-1.06 1.01-1.06 1.01-1.06 1.01-1.06 1.01-1.06
Penetration @ 25°C ASTMD-5 10-20 40-50 60-70 85-100 120-150
Softening point, min ASTMD-36 60-70 49 46 42 38
Ductility at 25°C, min ASTMD-113 5 100 100 100 100
Loss on heating %,max ASTMD-6 0.2 0.2 0.2 0.5 0.5
Drop in penetration after heating %, max ASTM D-6 & D-5 20 20 20 20 20
Flash point,min ASTM D-92 250 230 230 230 230
Solubility in TCE, min ASTM D-2042 99 99 99 99 99
Spot test A.A.S.H.T.O.T.102 Negative Negative Negative Negative Negative