Bitumen 85/100

Hiwa Oil Co, bitumen penetration grade 85/100 is used mainly as a paving grade, which is suitable for road construction, and maintenance. This grade of bitumen is normally used in the manufacturing of hot mix asphalt for pavement bases and wearing courses. Bitumen 85/100 is one of the other most used bitumen grades among all other bituminous products.

Penetration bitumen grade 85/100 is produce by process of vacuum Bottom (VB) and air in the reactor. And due to the control of the process conditions, we reaching to pure quality of penetration grade bitumen 85/100 which has a penetration 85 to 100. The penetration grade bitumen 85/100 has a thermoplastic property which causes the material to soften at high temperatures and to harden at lower temperatures. This grade of bitumen 85/100 has strong viscosity and it’s widely used.

Guaranty and safety of penetration grade bitumen 85/100

Hiwa Oil Co, guaranty the quality of  penetration grade bitumen 80/100, while inspecting by international inspection companies, the both quality and quantity of Penetration Bitumen grade 85/100, at loading port before loading and completing containers stuffing. The penetration Bitumen grade 85/100 also has its own prove of product quality of each batches by QC, while producing in refinery and before shipping. Hiwa Oil Co, guarantees the quality which meet with ASTM, according to following specification.


Specification of penetration bitumen 85/100
Bitumen 85-100SpecificationTest method
Penetration @ 25 c85/100D.5
Softening point c45/52D.36
Ductility @25 c100 MinD.113
Loss on heating(wt) %0.5 MaxD.6
Flash point c225 MinD.92
Solubility in CS2(wt) %99.5 MinD.4
Drop in penetration after heating %20 MaxD.5
Density @25 c1.001/1.05D.70/D.3289
Viscosity @60ºc   P1000±200ASTM D 2171
Viscosity@135ºc   CST250 minASTM D 2170
Spot testnegativeA.A.S.H.O.T102