What is the grade of Shell Helix 10w40 engine oil?
1 Answers
Shell Helix 10w40 is a type of Shell engine oil, which belongs to mineral base oil. There are two types of Shell Helix oil: HX6 is SM grade, and HX5 is SL grade, which is mineral oil. Below is some information about engine oil: 1. Introduction to engine oil: Engine lubricating oil can lubricate and reduce wear, assist in cooling, seal and prevent leakage, prevent corrosion, and absorb shock for the engine. It is known as the 'blood' of automobiles. 2. Composition of engine oil: It consists of base oil and additives. The base oil is the main component of lubricating oil, determining its basic properties, while additives can compensate for and improve the deficiencies of the base oil, giving it certain new properties, making it an important part of lubricating oil.