Aviation oil VNIINP-50-1-4U
aviation oil
Description
Oil VNIINP-50-1-4U synthetic diester comprising a composition effective antioxidant additives, allowing an oil at temperatures from -60 to 200 ° C with overheating to 225 ° C. < /span>
Application VNIINP-50-1-4U
Approved for use in all gas turbine engines. Can replace oil-VNIINP 50-1-4U. Compatible with VNIINP-50-1-4U oil in all proportions, does not require replacement of rubber and construction materials. Is used as one of the major military art (e.g., MIG-29). It recommended for advanced equipment.
Specifications VNIINP-50-1-4U
| Indicator | Norm |
|---|---|
| Appearance | Light transparent liquid |
| Kinematic viscosity mm2 /s: | |
| at 100 ° C, at least | 3,2 |
| at -40 ° C, no more than | 2700 |
| at -50 ° C, no more than | 8500 |
| Temperature, ° C: | |
| flash in the open crucible, not lower | 204 |
| pour point, not higher than | -60 |
| Acid number, mg KOH /g, not more than | 0,25 |
| The content of water-soluble acids, bases, solids, water | The lack |
| thermooxidative stability, hours at a temperature of 200 ° C (air 10 dm3 /h) | 50 |
| Performance after oxidation: | |
| Kinematic viscosity mm2 /s, at a temperature of 100 ° C, not more than | 3,7 |
| Acid number, mg KOH /g, not more than | 4,5 |
| the mass fraction of sludge, insoluble in iso-octane,%, no more than | 0,15 |
| Corrosion on plates g /m2: | |
| Steel ShKh15 | ± 1,0 |
| copper M1 and M2 | ± 4,0 |
| Aluminum Alloy AK4 | ± 1,0 |
| Density at 20 ° C, kg /m3 and not more than | 926 |
| Tribological characteristics on CHSHMT at (20 ± 5) ° C: | |
| the critical load, N, not less than | 735 |
| wear rate under axial load 196 N, not more than | 0,45 |
