Best-in-class water free fire-resistant hydraulic fluids

Quaker Houghton is the global market leader in ester-based fire resistant hydraulic fluid technology. We have more than 50 years experience with the application of these fluids at leading companies  in the Steel, Aluminium, Mining, Automotive and Power Generation industries.

QUINTOLUBRIC® HFDu products are water free fire resistant hydraulic fluids. Our HFDu fluids are formulated from polyol esters (synthetic and natural) that have excellent fire resistant properties.

Our QUINTOLUBRIC® and COSMOLUBRIC® HFDu products are designed to replace anti-wear, mineral oil based hydraulic fluids used in applications where fire hazards exist. Globally available, they are biodegradable and can be used in environmentally sensitive hydraulic applications.

Our HFDu products meet the requirements of various Fire Resistant ISO standards and many are FM Global (Factory Mutual) approved.

Hydraulic Fluid Endurance

  • QUINTOLUBRIC® 888 Series
    Global formulation, multiple OEM endorsement, synthetic base ester, best in class product

  • QUINTOLUBRIC® 865 Series
    Regional formulation, synthetic base ester

  • COSMOLUBRIC® B Series
    Regional formulation, limited OEM endorsement, vegetable base ester

Key Benefits

  • Factory Mutual Approved fire-resistant products
  • High ignition temperature and low heat release
  • Properties limit the spread of fire
  • Provides excellent shear stability
  • Reduced environmental impact
  • Reduced waste treatment
  • Tested as non-skin or eye irritant, varnish free operation
  • Low total cost of operation
  • Endorsed by major OEMs
  • Outstanding seal compatibility

Reliable Operation

Quaker Houghton HFDu fire resistant hydraulic fluids are designed to replace anti-wear, mineral oil-based hydraulic fluids used in applications where fire hazards exist. They can also be used in environmentally sensitive hydraulic applications without compromising the overall hydraulic system operations. This fluid does not contain water, mineral oil, or phosphate ester, and is based on high-quality, synthetic, organic esters and carefully selected additives to achieve excellent and reliable hydraulic fluid performance.

HFDu Hydraulic Fluids

Quaker Houghton Drum

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