58 - 22
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
|