Servo fyress HFDR 46 is a phosphate based fire resistant hydraulic fluid.It is used for general industrial applications .It is HFDR type of fluid according to ISO 6743/4. It has outstanding thermal and oxidation stability for high temperature applications.It also protects ferrous and non ferrous metals from corrosion. It is not used in EHC systems of power plants.It is used as hydraulic fluid and air compressor lubricant for high temperature applications. .
| Kinematic Viscosity cSt @ 40°C | 41-52 |
| Auto Ignition Temp,°C (type) | 585 |