Bitumen VG40

Hiwa Oil Co, bitumen VG40 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 VG40 is specified by the Viscosity test. and one of the most used bitumen grades for paving constructions.

Guaranty and safety of bitumen VG40

Hiwa Oil Co, guaranty the quality of  bitumen VG40, while inspecting by international inspection companies, the both quality and quantity of Bitumen VG40, at loading port before loading and completing containers stuffing. The Bitumen VG40 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, according to following specification.

Bitumen VG40Specification
Absolute Viscosity at 60ºC, PoisesMin. 3200
Kinematic Viscosity at 135ºC, cStMin. 400
Flash Point (Cleveland Open Cup) ºCMin. 220
Solubility in trichloroethylene, %Min. 99
Softening Point. (R&B), ºCMin. 50
Penetration @25ºC, 0.1 mm 100 gm, 5 sec40-60
Tests on residue from thin film oven tests/RTFOT
i) Viscosity ratio at 60ºCMax. 4.0
ii) Ductility at 25ºC, cm, after thin-film oven testMin. 25
Specific Gravity @ 27/27 ºCMin. 1.01 – 1.06