What Kind of Water Should Be Added to the Engine Radiator?

1 Answers
StJuliana
07/30/25 10:13am
Engine radiators should be filled with antifreeze coolant. The following are the functions of antifreeze: 1. Antifreeze prevents scaling: The most troublesome issue for drivers using water as a coolant is scaling. Scale adheres to the metal surfaces of the radiator and water jacket, gradually reducing heat dissipation efficiency and being difficult to remove. High-quality antifreeze is made with distilled water and contains anti-scaling additives, which not only prevent scaling but also have descaling capabilities. 2. Corrosion prevention: Engines and their cooling systems are made of metals such as copper, iron, aluminum, steel, and solder. These metals, when in contact with water at high temperatures over time, will corrode and rust. Antifreeze not only prevents corrosion in the engine cooling system but also has anti-corrosion and rust-removal functions. 3. Freeze prevention: In winter, temperatures are low. To ensure that cars can continue to operate in low temperatures, antifreeze agents that lower the freezing point of water are added to the engine coolant, keeping the cooling system from freezing in cold weather.
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