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 Bitumen Specification

 Performance Grade (P.G) Analysis

(ASTM D6373)

 

Original

Acceptable Range

Result

Unit

Specifications

Test Method

Fail

Pass

 

 

58

°c

Temperature

Dynamic Shear Rheometer

(D.S.R)

ASTM D7175

 

 

87.1

°

Phase angle (δ)

 

 

 1.53

Kpa

G*

Min 1.0

 

1.53

Kpa

│G*│/sinδ

Max 3

0.26

Pa.s

135°c at

Rotational Viscometer

(R.V) ASTM D4402

 

86

0.1mm

at 25°c

Penetration

ASTM D5

Rolling Thin Film Oven (R.T.F.O) ASTM D2872

 

 

58

°c

Temperature

Dynamic Shear Rheometer

(D.S.R)

ASTM D7175

 

 

86.1

°

phase angle (δ)

 

 

2.8

Kpa

G*

Min 2.2

 

2.8

Kpa

│G*│/sinδ

Pressure Aging Vessel (P.A.V) ASTM D6521

 

 

25

°c

Temperature

Dynamic Shear Rheometer

(D.S.R)

ASTM D7175

 

 

50.5

°

phase angle (δ)

 

 

3850

Kpa

G*

Max 5000

 

2940

Kpa

│G*│× sinδ

 

-22

°c

(Temperature)

Bending Beam Rheometer

(B.B.R)

ASTM D6648

Min 0.3

0.31

 

m-Value

Max 300

137

M.pa

Stiffness

 

 


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