BITUMEN 40/50
A grade of Bitumen means the penetration value is in the range 40 to 50 at standard test conditions which is commonly used as a Paving Grade.
Bitumen Penetration Grade 40/50 is a standard penetration grade Bitumen usually used as a Paving Grade Bitumen suitable for road construction and for the production of asphalt pavements with superior properties. This grade of Bitumen is mainly used in the manufacture of Hot Mix Asphalt for bases and wearing courses.
Characteristic |
Unit |
40-50 |
Test Method |
Specific Gravity @ 25/25⁰ C |
- |
1.01-1.06 |
ASTM D70 |
Penetration @ 25⁰ C |
dmm |
40-50 |
ASTM D5 |
Softening Point |
⁰C |
52-60 |
ASTM D36 |
Ductility @ 25⁰ C |
cm |
100 min |
ASTM D113 |
Loss on Heating |
%wt |
0.2 max |
ASTM D6 |
Drop in Penetration after Heating |
% |
20 max |
ASTM D6 & D5 |
Flash Point |
⁰C |
250 min |
ASTM D92 |
Solubility in TCE |
%wt |
99.5 min |
ASTM D2042 |
Spot Test |
- |
negative |
AASHTO T102 |