Road Construction Bitumen 40-50 Negin Siyah
Bitumen 40-50 is a kind of penetration bitumens, which is produced in Iran. This Penetration-grade bitumen is mostly used for road surfacing. Bitumen with lower penetration grade is used in the regions with warm climate while higher penetration grade is used in colder weather.
during the process of oxidation of vacuum bottom in distillation tower and its penetration grade is between 40-50. The most common usage of bitumen 40-50 is in road construction, waterproofing & building construction industries and also in cutback bitumen production. This kind of bitumen is suitable to be used in mild regions.
This product must not be used in any application except what mentioned above. Mainly in road surfacing.