RU / EN
Technical Specifications 38.1011181-88
MS-8 RK is made of special highly refined base with antioxidant, antiwear and corrosion additives.
Properties:
| Indicator name | Norm |
| Kinematic viscosity, mm2/s (St): | |
| at 50°C, not less | 8,0 |
| at -40°C, not more | 5000 |
| The flash point determined in open crucible °C, not below | 145 |
| Pour point, °C, not above | -55 |
| Thermal-oxidative stability at 150°C for 50 hours: |
|
| a) a kinematic viscosity at 50°C after oxidation mm2/s, not more | 11 |
| b) kinematic viscosity at -40°C after oxidation St, not more | 6750 |
| c) acid number after oxidation, mg KOH per 1 g of oil not more | 0,7 |
| d) mass fraction of the sludge after oxidation, %, not more | 0,15 |
| e) corrosion on plates after oxidation, mg/cm2: |
|
| steel SH-15 GOST 801-60 | Lack |
| the M1 or M2 copper in accordance with GOST 859-66 | ±0,2 |
| aluminum alloy AK-4 in accordance with GOST 4784-74 | Lack |