Penetration Bitumen 40/60, which is manufactured by PUB-LTD Co., is one of the semi-hard grades of this category. Most people called this grade a paving Tar. The main method of producing penetration Bitumen 40/60 is using vacuum bottom, and the other way is crude oil cracking and remove hydrocarbons from it.
The needle penetration and softening point of this grade, 40/60, are in the range of 40 to 60 desi-millimeters and 48 to 56 , respectively.
Penetration Bitumen 40/60 has a wide range of usage such as producing pavements, coating and sealing routes, mixture with hot asphalt, etc. Also, most people have known this grade as a paving grade, just like other semi-hard penetration grades.