What is the ignition point of car engine oil?

1 Answers
MorganMarie
07/29/25 11:55pm
Car engine oil has a freezing point of around -130°C; the ignition point of engine oil is referred to as the flash point, which is generally around 200°C. To be precise, car engine oil does not have a boiling point because the boiling point is higher than the ignition point. In the presence of oxygen, car engine oil will burn before reaching the boiling point. Additional information: 1. Function of engine oil: Engine oil, also known as motor oil, is hailed as the 'blood' of a car. It lubricates, cleans, cools, seals, reduces friction, prevents rust, and protects against corrosion in the engine. The engine is the heart of a car, containing many metal surfaces that move against each other. These components operate at high speeds, in harsh environments, and can reach working temperatures of 400°C to 600°C. 2. Classification of engine oil: Engine oils on the market can be broadly categorized into mineral oils and synthetic oils based on their base oil. Synthetic oils are further divided into full synthetic and semi-synthetic oils. Full synthetic oil is the highest grade. Engine oil consists of two parts: base oil and additives. The base oil is the main component of lubricating oil, determining its fundamental properties.
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