Synthetic Ester Lubricant Base Oil
The product is a saturated polyol ester, a green and environmentally friendly product, with excellent low Thermal expansion coefficient, lubrication performance, high breakdown strength, excellent flame retardancy and extremely high thermal oxidation stability. Can be used together as a single base oil or a synthetic base oil, can be widely used up to 238KW power transformers,pole transformers, traction transformers, transformers with tap changer.
| Product name | PE30B | Test method |
| appearance | Clear and transparent | Visual inspection |
| Kinematic viscosity40℃(mm²/s) | 25-35 | GB/T265 |
| Kinematic viscosity100℃(mm²/s) | 5-8 | GB/T265 |
| VI | 110 | GB/T1995 |
| Pour point℃≤ | -50 | GB/T3535 |
| Flash point℃≥ | 250 | GB/T261 |
| Acid number mgkoh/g ≤ | 0.02 | GB/T7304 |
| Hydroxyl value mgkoh/g ≤ | 2 | GB/T261 |
| Light℃≥ | 300 | GB/T3536 |
| chroma(Pt-Co)≤ | 50 | GB/T3143 |
| density(20℃,Kg/m³) | 950-975 | GB/T1884 |
| Hydration%≤ | 50 | SH/T0207 |
| Breakdown voltage(kv)≥ | 45 | GB/T507 |
| Dielectric loss factor(90℃,50hz)≤ | 0.03 | GB/T5654 |
Transformer oil 100%(Max.)
Excellent flame retardancy
High-ignition point
Low thermal expansion coefficient
Good biodegradability and renewable performance
High breakdown strength
Good oxidation stability and thermal stability
Plastic drum packing, net weight 200kg per barrel.
Store and transport as non-dangerous goods in a cool, dry and ventilated place.
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