HiTEC® 4789 is a low-volatility diphenylamine antioxidant additive that can be used in a variety of lubricant and fuel applications.
HiTEC® 4789 is a 100% active, low-volatility liquid diphenylamine antioxidant additive that can be used to inhibit oxidation in industrial and automotive lubricants. Common industrial oil applications for HiTEC® 4789 antioxidant include turbine oils, compressor oils, hydraulic oils, slideway lubricants, quench oils, and gear oils. Common engine oil applications for HiTEC® 4789 antioxidant include passenger car, heavy-duty diesel, medium-speed diesel, and natural gas. HiTEC® 4789 can also be used to inhibit oxidation in transmission oils.
Typical Characteristics:
Appearance: brown Liquid
Density, lbs/gal: 7.88
Specific Gravity @ 15.6/15.6°C: 0.95
Flash Point, °C (PMCC): 135
Viscosity @ 40°C: 400 min.
Nitrogen, % wt: 3.2 min.
Engine oil oxidation
Oxidation of industrial lubricants
Oxidation of transmission oils
Treat rates vary depending on the application and target performance.
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