I-20А
GOST 20799-88
Industrial oil I-20А is refined distillate and residual oils or it’s mixtures without any additives. These oils are used for machines and mechanisms of industrial equipment that does not impose specific requirements to anti-oxidation and anti-corrosion properties of oils. These products can also be used as hydraulic liquids.
| Index name | Norm |
|---|---|
| Kinematic viscosity at 40°С mm2 /s | 29–35 |
| Acid number, mg КОН / g, not more than | 0,03 |
| Temperature, °С: | |
| - Open cup fl ash point, °С, not less than | 200 |
| - Pour point, not more than | -15 |
| Mass fraction, %: | |
| - Mechanical impurities, not more than | None |
| - Water, not more than | Traces |
| - Solvents in refi ned oils than | None |
| Mass fraction of sulfur, %, not more than | 1,0 |
| Ash content, %, not more than | 0,005 |
| Stability against oxidation: | |
| - Increase of Acid number, mg КОН/g, within, not more than | 0,30 |
| - Increment of resins, %, not more than | 2,0 |
| Color, CNT units, not more than | 2,0 |
