Specification of bitumen penetration grade 60/70

BAKHTAR BITUMEN

Bitumen 60/70

Test method

Unit

Specification

Specific gravity @ 25°C

ASTM D70

Kg/cm3

1.01/1.06

Penetration @ 25°C

ASTM D5

mm/10

60/70

Softening point °C

ASTM D36

°C

49/56

Ductility @25 °C

ASTM D113

cm

100 min

Loss on heating(wt) %

ASTM D6

wt %

0.2 max

Drop in penetration after heating %

ASTM D5-D6

%

20 max

Flashpoint °C

ASTM D92

°C

232 min

Solubility in Trichloroethylene

ASTM D2042

wt %

99 min

Spot test

A.A.S.H.O.T102

 

Negative