mercury oils

Hydraulic Lubricants


Hydra HVI ZF Rvn no : 1

HVI Zinc Free mineral hydraulic fluid

Hydra HVI ZF is an universal HVI Zinc Free mineral high grade EP oil in combination with a special EP-additive technology.


Hydra HVI ZF is used in heavy duty hydraulic systems and light duty gearboxes, bearings and general lubrication. Not suitable for turbine application.


  • Excellent stability against oxidation.
  • High Viscosity Index
  • Very good protection against wear.
  • Good water demulsibility.
  • Very good foaming properties.
  • Very effective to rust and corrosion.
  • Very good thermal stability.
  • Avoid reactions with metals like Silver 
  HVI ZF 46 HVI ZF 68
ISO VG Grade 46 68
Density @ 15°C, kg/m³ 874 879
Kinematic Viscosity @ 100 °C, mm2/s 8.5 11.7
Viscosity Index 156 153
Flash Point COC, °C >218 >225
Pour point, °C -36 -36
FZG Fail Load Stage >11 >11
Air Release Value @ 50 °C, min 10 Pass
Demulsibility @ 54°C, min Pass Pass
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