HiTEC® 1656

Mixed primary/secondary Zinc Dialkyl Dithiophosphate
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Key Performance Benefits

  • Superior wear and bearing corrosion control, giving maximum engine protection
  • Good antioxidation characteristics as demonstrated by the excellent performance in the Sequence IIIE Oil Thickening Test
  • High thermal stability permitting the formulation of crankcase lubricants designed for the highest performance levels


HiTEC® 1656 additive is a mixed primary/secondary zinc dialkyl dithiophosphate which acts as an outstanding inhibitor of wear, oxidation and bearing corrosion. HiTEC® 1656 additive is recommended for use primarily in the formulation of automotive (both gasoline and diesel) and marine engine lubricants. It may also be used in industrial fluids such as hydraulic oils.

Recommended Dosage

Dosages for HiTEC® 1656 additive will vary with application and base stock quality. Please contact your Afton Chemical representative for specific recommendations.

Handling Information

Max Handling Temp: 55˚C
Shelf Life: 30 months at ambient temperature (10-35°C)

Typical Characteristics