- Mobil Pyrotec HFD-U series are fire resistant hydraulic fluids engineered to meet the requirements of DIN EN ISO 12922.
- Thanks to its fully synthetic ester base oil and environmentally friendly additives, Mobil Pyrotec HFD-U series are readily biodegradable in accordance with DIN ISO 15380.
- These synthetic-based products are designed to provide high quality hydraulic fluids with high versatility to lubricate a broad range of industrial and off-highway equipment.
Specification and Approvals
Property
|
MOBIL PYROTEC HFD-U 46
|
MOBIL PYROTEC HFD-U 68
|
Grade
|
ISO 46
|
ISO 68
|
Density @ 15 C, kg/l, ASTM D4052
|
0.92
|
0.93
|
Flash Point, Cleveland Open Cup, °C, ASTM D92
|
>220
|
>250
|
Kinematic Viscosity @ 100 C, mm2/s, ASTM D445
|
10
|
12.5
|
Kinematic Viscosity @ 40 C, mm2/s, ASTM D445
|
48 |
71 |
Pour Point, °C, ASTM D97
|
-39
|
-33
|
Viscosity Index, ASTM D2270
|
195
|
190
|
Applications
Recommended by ExxonMobil for use in areas with increased risk of fire, such as in steel mills and metallurgical plants as well as in mining where especially underground working is at a high risk of fire. Furthermore, the use is recommended in areas prone to increased environmental risk.
Hydraulic and oil circulation systems operating in conditions subject to fire hazards or environmentally sensitive areas
Continuous caster
Blast furnace
Reheating furnace
Underground and open pit mining
Tunneling
Forestry equipment
Construction equipment