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All-Union State Standards 10363-78 ESh OIL is utilized as a working liquid in control systems of heavily loaded mechanisms (self-propelled excavators etc). Guarantee period of storage – 5 years from the day of manufacture.
Index Name | ESh | Kinematic viscosity at 50°С, mm²/s, not less than | 20 | Viscosity index, not less than | 135 | Acid number, mg КОN/g, not more than | 0,1 | Temperature, ° С: |
| - flash temperature in an open crucible, not lower than | 160 | - solidification temperature, not higher than | −50 | Fraction of total mass, %, not more than: |
| - mechanical impurities | None | - water | None | - water-soluble acids and alkalis | None | Corrosion test | Withstands | Colour, units of CNT, not more than | 4,0 | Density at 20°С, kg/m³, | 850–880 |
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