VM-6
TU 38.401-58-3-90, amendment 1-6
VM-6 oil - is applied as working liquid in forvacuum piston and lamellar and rotor pumps. VM-6 oil represents well purified mineral (oil) oil.
| Index name | Norm |
|---|---|
| Kinematic viscosity mm2 /s | |
| - At 20°С | 220 |
| - At 50°С | 40 |
| - At 100°С | 8 |
| Acid number, mg КОН / g, not more than | 0,2 |
| Temperature, °С: | |
| - Open cup flash point, °С, not less than | 216 |
| - Pour point, not more than | -10 |
| Color, CNT units, not more than | 4,5 |
| Fractional composition of oil, °С: | |
| - The temperature of the beginning of the distillation, not less than | 125 |
| - 90% of the oil distilled at a temperature not higher than | 220 |
| Vapor pressure at 20°С, Pa, not more than | Not more than 4,0·10-4 |
| Density at 20°С, kg/m3, not more than | 890 |
