Oil instrumentation MT-51
Instrumental oils
Description
Applications
Oil instrumentation MT-51 is designed for the lubrication of sensitive and high-speed bearings.
Specifications
| Indicator | Norm |
| Kinematic viscosity mm2 /s: | |
|
at 100 ° C, at least
| 3,2 |
|
at -40 ° C, not more than
| 2000 |
| Flash point open cup, ° C, min | 204 |
| pour point, not higher than | -60 |
| Acid number, mg KOH /g, not more than | 0,2 |
| The content of water-soluble acids and alkalis,% | no |
| The water content,% | no |
| Ash content,% by weight, not more than | 0,1 |
| thermooxidative stability at 175 ° C for 50 hours and the air flow rate of 10 ± 0,5 dm3 /h: | |
|
the mass fraction of sludge, insoluble in iso-octane,%, no more than
| 0,3 |
|
acid number after oxidation, mg KOH /g, not more than
| 0,4 |
|
kinematic viscosity after oxidation at -40 ° C, mm2 /s (cSt), not more than
| 3500 |
|
weight after oxidation corrosion rate, g /m2, on the plates of:
| |
|
deformable aluminum alloy brand AK4 (GOST 4784), no more than
| ± 2 |
|
copper grade M-1 or M-2 (Standard 859), not more than
| ± 1,5 |
|
steel SH-15 (Standard 801)
| no |
| Tribological characteristics, determined on a four friction machine at ambient temperature: | |
|
critical load (Pk), N (kgf) at least
| 735 (75) |
|
component wear, mm, under axial load 196 N (20 kgf), not more than
| 0,4 |
| Density at 20 ° C, kg /m3 and not more than | 926 |
| Content of mechanical impurities, using the notation defined chamber, the presence of particles with diameters greater than 6 microns | no |
Additional information
| Страна | |
|---|---|
| appointment | |
| State of aggregation | |
| Type (manufacturing technology) |
