specification of bitumen penetration 10/20

BAKHTAR BITUMEN

 

Bitumen 10/20

Test method

Unit

Specification

Specific gravity @ 25°c

ASTM D70

Kg/cm3

1.01/1.06

Penetration @ 25°c

ASTM D5

Mm/10

10/20

Softening point °c

ASTM D36

°C

58/66

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

250 min

Solubility is CS2(wt) %

ASTM D4

wt %

99.5 max

Spot test

A.a.s.h.o.t102

 

Negative