| Property | Test method | Mineral oil [30] | ME of palm kernel oil [32] |
| Breakdown voltage (KV) | IEC 60156 | 60 | 70.7 |
| Acidity (mg KOH/g) | ASTM D974 | 0.03 | 0.04 |
| Viscosity@40˚C (cSt) | ASTM D88 | 9.65 | 4.6 |
| Viscosity@100˚C (cSt) | ASTM D88 | 1.20 | 1.90 |
| Pour point (˚C) | ASTM D97 | -35 |
|
| Flash point (˚C) | ASTM D92 | 146 | 167 |
| Fire point (˚C) | ASTM D92 | 175 | 182 |