VNII NP-6 grease
VNIINP-6 oil (TU 38 001168-79) is used to lubricate high-speed and sensitive ball bearings at a temperature of -40 … + 100 ° C, as well as to reduce and stabilize friction, corrosion protection in ball bearings, gears, cam pairs and other Knots of sliding, and also for landing and unprotected surfaces of details in the precision devices filled with air or nitrogen. Warranty period of storage of oil in the manufacturer’s container: 2 years
Specifications
| The name of the indicator |
The norm according to GOST (TU) |
| Appearance |
transparent yellow-pink liquid with a violet hue |
| Kinematic viscosity, mm2 / s: |
|
at 100 ° С, not less than
|
3,1 |
|
at 50 ° С, not less than
|
8,7 |
| at -40 ° С, not more than |
1800 |
| Temperature, ° С: |
|
flares in an open crucible, not lower than
|
215 |
|
congealing, not higher
|
-65 |
| Acid number, mg КОН / g, not more than |
0,1 |
| Evaporation,%, no more than |
— |
| Corrosion on plates of brass L-62 and steel KhSh-15 at a temperature of 150 ° C for 50 hours, kg / m3 |
absence |
| Water content |
absence |
| The content of mechanical impurities |
отсутствие |
| The content of mechanical impurities, determined by means of the number chamber, the presence of particles with a diameter of more than 0.01 mm |
absence |
| Content of water-soluble acids and alkalis,% |
absence |
| Density at 20 ° С, kg / m3 |
— |
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