Explanations

Test Method

Result

Acceptable Range

Specification

at 60°c , Poises

ASTM – D4402

2486

Min 2400

Absolute Viscosity

at 135°c , c.st

ASTM – D4402

378

Min 350

Kinematic Viscosity

at 25°c , cm

ASTM – D113

>100

Min 100

Ductility

in CCL4 , %

ASTM – D2042

99.8

99.0 Min

Solubility

at 25°c

ASTM – D70

1.014

1.01-1.06

Specific Gravity

in Naphtha

T102

Negative

Negative

Spot Test

°c

ASTM – D92

342

220 Min

Flash Point

at 25°c , mm/10

ASTM – D5

66

50-70

Penetration

°c

ASTM – D36

49.5

Min 47

Softening Point

Test on Residue From Thin Film Oven Test (T.F.O.T)

at 60°c , %

ASTM – D4402

2.1

Max 4.0

Raito Viscosity

at 25°c , cm

ASTM – D113

63

Min 40

Ductility