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HiTEC® 644 is an ashless PIB succinimide dispersant for use in crankcase lubricants.
HiTEC® 644 dispersant additive is PIB succinimide intended to control low-temperature deposits in gasoline and diesel engine oils. HiTEC® 644 dispersant is also commonly used in high quality diesel engine oils that are more susceptible to high-temperature sludge formation.
Typical Characteristics:
Appearance: Dark brown viscous liquid
Density at 15°C, g/ml: 0.922
Flash Point, °C (PMCC): 150 min.
Kinematic Viscosity at 100˚C, mm2/s: 320
Primary Chemistry:
PIB succinimide
Sludge formation in diesel engines
Low-temperature deposits in gasoline and diesel engines
The recommended treat rate for HiTEC® 644 typically ranges from 0.5% to 6.0% wt. depending on the desired performance and application.
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