What is Bitumen
Bitumen is indeed an oil based substance. It is a semi solid hydrocarbon product which is produced by removing the lighter fractions i.e liquid petroleum gas, petrol and diesel from heavy crude oil during the refining process. In fact it is correctly known as refined bitumen.
What is Bitumen Penetration OR Bitumen Grades
Penetration Grade Bitumen is a standard bitumen usually used as a Paving Grade Bitumen essential for road construction and for the production of asphalt pavements with superior properties, and it’s very important once it bounds the aggregates and creates a unique cohesion and stability to the bituminous mix.
This grade of Bitumen is mainly used in the manufacture of hot mix asphalt for bases and wearing courses.