Bitumen VG 40
No. |
Analysis |
Limit |
Test Method |
1 |
Absolute Viscosity @60 ºC, Poises |
Min. 3200 |
IS 1206 (Part 2) |
2 |
Kinematic Viscosity @135 ºC, cst |
Min. 400 |
IS 1206 (Part 3) |
3 |
Flash Point (Cleveland Open Cup) ºC |
Min. 220 |
IS 1209 |
4 |
Solubility in Trichloroethylene, % |
Min. 99 |
IS 1206 |
5 |
Softening Point (R&B), ºC |
Min. 47 |
IS 1205 |
6 |
Penetration @25ºC, 0.1mm 100g, 5 Sec. |
40-60 |
IS 1203 |
Tests on Residue from Thin Film Oven Tests / RTFOT |
7 |
Viscosity Ratio @60ºC |
Max. 4.0 |
IS 1206 (Part 2) |
8 |
Ductility @25̊ ºC, Cm, after thin film oven test |
Min. 25 |
IS 1208 |
9 |
Specific Gravity@27/27 ºC |
Min 0.99 |
IS 1202 |
* Conforms to (IS 73:2006) Specifications.
Usage: Bitumen VG-40 is used in highly stressed areas such as: Intersections, Air ports, truck parking lots, near toll booths and roads with heavy traffic loads in higher temperatures. Because of higher viscosity it also can be used instead of 30/40 bitumen penetration grade.