HiTEC® 2505

Premium Ashless Turbine Package
To inquire about availability in other regions or to find out more contact your Afton Representative.

Key Performance Benefits

HiTEC® 2505 ashless rust and oxidation additive is intended for use in demanding high temperature Gas, Steam and combined cycle Turbine oil applications.

HiTEC® 2505 is soluble in Group I, II and III base stocks and contains a groundbreaking patented antioxidant system which imparts extended oxidation life in Group II and III base stocks. This technology is designed to give unsurpassed control of sludge, varnish and related deposits.

HiTEC®2505 additive benefits include:
  • Unique “stay-clean” technology, increases the reliability of valves, filters and bearings and reduces unplanned downtime and maintenance
  • Specially developed to give excellent water separation performance throughout the oil service life
  • Advanced filterability, even in the presence of trace contaminants

Recommended Dosage

Recommended treat rate for HiTEC® 2505 additive is 0.7% - 0.8% wt. in suitable base stocks.* Please contact your Afton Chemical representative for specific recommendations.

*Testing by Afton Chemical has shown that it is possible to meet the requirements of specifications containing the Dry TOST test using HiTEC® 2505 at 0.8% in Chevron Group II and at 0.7% in Yubase Group III.

Typical Characteristics


Handling Information

Maximum Storage Temp: 40˚C
Recommended Blending and Handling Temp: 65˚C
Shelf Life: 12 months at ambient temperature