Supply of Bitumen for Road Surfacing

The company invites bids for the supply of Qty=1000000 KG, Bitumen for Road Surfacing. The specification for paving bitumen (VG-10) grade should conform to the following requirement as per IS 73:2006:-
1. Absolute viscosity at 60 deg.C, Poises, Min. - 800
2. Kinematic viscosity at 135 deg.C, cSt, Min. - 250
3. Flash Point, (Cleveland opencup),deg.C, Min. - 220
4. Solubility in trichlorethylene percent, Min. - 99.0
5. Penetration at 25 deg.C, 100g, 5s, 0.1 mm - 80-100
6. Softening Point (R&B), deg.C, Min. - 40
7. Tests on residue from thin-film oven tests/RTFOT
i) Viscosity ratio at 60 deg.C, Max. - 4.0
ii) Ductility at 25 deg.C, cm, Min. - 75
after thin-film oven test