PG-40/50 Bitumen

No.Test ItemsMethodsSpec
1Density @ 25◦C kg/m3ASTM D 70--
2Penetration @ 25◦CASTM D 535/50
3Softening PointASTM D 3650/58
4Flash PointASTM D 92Min 240
5Solubility in TCEASTM D 2042Min 99.0
6Spot TestA.A.S.H.T.O T102Negative
After RTFOTAT 163 ◦C ASTM D2872
7Change massASTM D2872Max 0.5
8Retain penetration @ 25◦CASTM D2872-D5Min 53
9Penetration Index---1.5 /+ 0.7
10Increase in softening pointASTM D36Max 8