Castrol Antifreeze SF is a long-lasting coolant developed with Organic Acid Technology (OAT) and is ethylene glycol-based. With its eco-friendly formula free of silicate, phosphate, amine, borate, and nitrite, it provides superior corrosion protection needed by modern engines. This antifreeze, approved with MB-Approval 325.3, can be safely used in cars and heavy-duty vehicles.

Key Features and Benefits

• All-Season Protection: Safely protects the engine both in summer and winter.

• Excellent Corrosion Protection: Offers high performance on aluminum, copper, and alloy surfaces.

• Superior Heat Transfer: Contributes to the engine operating at an optimal temperature with its advanced formula.

• Reduces Maintenance Needs: Minimizes the requirement for repairs on radiators, thermostats, and water pumps.

• Long-Lasting Use: Requires less frequent changes, yielding savings.

• Wide Compatibility: Can be used in gasoline and diesel engines, aluminum and cast cooling systems.

Usage Information
For optimal performance, it is recommended to mix Castrol Antifreeze SF with pure water.

• Freezing point at 33% mixture: -20°C

• Freezing point at 50% mixture: -37°C