VNII NP-242 All-Union State Standard 20421-75
Anti-friction grease VNII-242 is designed for rolling ship electric cars, at the ambient humidity of 98 %.
Contains molybdenum disulfide.
| Index name |
VNII NP-242 |
| Meets classifications DIN 51502 |
КFG-40 |
| Thickener |
Li |
| Operating temperature, min…max, °С |
– 40 … + 110 |
| Dropping point, °С, not lower than |
185 |
| Proof strength at 80 °С, Pа, not less than |
100 |
| Colloid stability, % of the separated oil, not more than |
10 |
| Evaporation, 120 °С within 1 hour, %, not more than |
2,0 |
Efficient viscosity at 0 °С and at the average gradient of the strain rate of 10 s–1, not more than:
At 0 °С
At minus 20 °С |
500
1800 |
|
