Research Article
Performance Evaluation of Jatropha and Pongamia Oil Based Environmentally Friendly Cutting Fluids for Turning AA 6061
Table 1
Physicochemical properties of vegetable oils, their modified versions, and mineral oil.
| | Properties | MJO | MPO | MO |
| | Kinematic viscosity @ 40°C (cSt) | 11.22 | 20.15 | 33.00 | | Viscosity index | 225.36 | 219.00 | 185.21 | | Saponification value (mg KOH g−1) | 203.80 | 198.00 | - | | Total acid value (mg KOH g−1) | 00.05 | 0.13 | 01.75 | | Flash point (0°C) | 180.00 | 190.00 | 160.00 | | Pour point (0°C) | −03.00 | −02.00 | −7.00 | | Iodine value (mg l g−1) | 22.00 | 21.41 | 6.50 |
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