HiTEC® 544

Anti-Wear Hydraulic Additive Package

Key Performance Benefits

  • Excellent oxidation stability
  • Good sludge and particulate control
  • Exceptional wear protection
  • Excellent separation from water
  • Effective foam control in most base oil combinations


HiTEC® 544 has been designed to provide superior performance over traditional hydraulic additive systems in severe duty and high-load application. It increases the life of the hydraulic fluid whilst enabling operators to reduce the environmental impact of their operations.

Typical Characteristics

Handling Information

Recommended Handling and Storage Temperature:
Short Term: up to 55°C
Long Term: Ambient
Maximum blending and handling temperature: 80°C

Recommended Dosage

The standard treat rate for HiTEC® 544 is 0.82 % wt. It has been extensively tested in a range of Group I and II base stocks. HiTEC® 544 has demonstrated compatibility with calcium and zinc-containing hydraulic fluids. A small number of systems may require draining or flushing prior to first use. Please contact your Afton Chemical representative for specific recommendations.