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Bitumen VG 40

Bitumen Specification

Viscosity Grade Analysis

SpecificationAcceptable RangeResultTest MethodExplanations
Absolute ViscosityMin 32003912ASTM – D4402at 60°c , Poises
Kinematic ViscosityMin 400426ASTM – D4402at 135°c , c.st
DuctilityMin 100>100ASTM – D113at 25°c , cm
Solubility99.0 Min99.87ASTM – D2042in CCL4 , %
Specific Gravity1.01-1.061.028ASTM – D70at 25°c
Spot TestNegativeNegativeT102in Naphtha
Flash Point220 Min344ASTM – D92°c
Penetration40-6047ASTM – D5at 25°c , mm/10
Softening PointMin 5053.6ASTM – D36°c
Test on Residue From Thin Film Oven Test (T.F.O.T)
Raito ViscosityMax 4.01.5ASTM – D4402at 60°c , %
DuctilityMin 2538ASTM – D113at 25°c , cm
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