MOBIL VACTRA OIL NO 4
Applications
These oils are recommended for the lubrication of machine tool slideway systems. They are designed for use with combinations of cast iron, steel and non-metallic way materials. Mobil Vactra Oil Numbered Series may be applied by hand, forced-feed lubricator or in flood application by circulation system.
These oils are suitable for use in applications that require Fives Cincinnati specifications P53, P47, and P50.
These oils are suitable for use in applications that require Fives Cincinnati specifications P53, P47, and P50.
- Mobil Vactra Oil No. 4 is normally recommended for large machines where way pressures are high and good precision is required. They are also recommended for vertical and inclined slideways where drain-down can be a problem and for moderate service machine tool gear drive mechanisms.
- Mobil Vactra Oil Numbered Series can be used for lubrication of ball screws, linear guides, headstocks, translating screws.
- These oils are recommended for applications where oil contamination of the aqueous coolants shortens coolant batch life.
Typical Properties
| Mobil Vactra Oil | No. 4 |
| ISO Viscosity Grade | 220 |
| cSt@40 Degree Celcius, ASTM D445 | 221 |
| Flash Point, STM D92, Degree Celcius | 240 |
| Pour Point, ASTM D97, Degree Celcius | -3 |
| Copper Strip Corrosion, ASTM D 130C, 3h | 1B |
| Rust Protection, ASTM D 665B | Pass |
| FZG Load Support, ISO 14635, Fail Stage | 13 |
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