Antifreeze additives: The science that protects against extreme cold

24 de November de 2023

Antifreeze additives: The science that protects against extreme cold.

When temperatures drop and frost covers the morning, it is essential to have solutions that protect against the extreme cold. Antifreeze is like a shield against winter, ensuring that everything from heating systems to industrial applications keeps running smoothly. But have you ever wondered what magical ingredients are hidden in that crucial liquid that keeps pipes and equipment from freezing? In this article, we’ll explore the science behind antifreeze ingredients, and how they keep our lives moving even when the thermometer plummets.

The Essential Components: Glycol and Distilled Water The heart of any antifreeze is a combination of two key ingredients: glycol and distilled water. These two compounds form the basis of the mixture that allows antifreeze to work its magic. But how exactly do they work?

Glycol: monoethylene glycol (MEG) or propylene glycol (PEG). These compounds increase the heat capacity of the antifreeze, which means it can carry heat away from the system, preventing overheating in various applications.
Distilled water: Distilled water is like a silent accomplice. It helps to keep the freezing temperature low and the boiling point high, ensuring that the antifreeze remains effective in extreme conditions.

It is important to select the right type of glycol for a specific application, taking into account the specific properties and requirements of the application. Monoethylene glycol and propylene glycol are two chemical compounds commonly used in the manufacture of antifreeze. Although both have antifreeze properties, they have significant differences in terms of structure and properties that may affect their performance in specific applications. Some of the differences are:

More than Just a Coolant: Key Properties The above-mentioned ingredients are the basis, but a good antifreeze is much more than that. Additives are added to the glycol to enhance the key properties to keep our equipment and systems in perfect condition, regardless of the weather:

Anti-corrosion properties: These prevent corrosion of metal components in a wide range of applications, from heating systems to industrial processes.
Antifouling properties: Prevents the formation of solid deposits that could clog pipes and equipment.
Antifoaming properties: Prevent the formation of foam that can interfere with the performance of systems.
Material Compatibility: They should be compatible with the various materials used in a wide variety of applications.
Low Viscosity: This allows antifreeze to circulate freely through systems, maintaining constant flow.

Conclusion:

Antifreeze ingredients are the result of science and engineering at its best. Working together, these compounds ensure that our lives and activities continue to run smoothly, regardless of outside temperatures. So, the next time you see frost on your window, remember that your systems and equipment are well-protected thanks to the magic ingredients in your antifreeze.

Automotive additives are your engine’s invisible partners, working tirelessly to optimise performance and protect it from degradation. At LUMAR, we offer a wide range of high-quality automotive lubricant additives that meet the most exacting standards.

If you would like to find out more about our range of antifreeze additives and how they can benefit your business, please do not hesitate to contact us!

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Maria Fabián

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