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Q: How is oil viscosity index calculated?
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What is the difference between viscosity and viscosity index?

Viscosity is resistance to flow of oil Viscosity Index is a scale to measure viscosity


What is the viscosity index of palm oil?

..5


Is there any formula to calculate viscosity index?

to calculate viscosity index


How would you define viscosity - index?

The viscosity index refers to the measure of the change of viscosity with a change in temperature.


How do you increase the viscosity index of kerosene oil?

Heat it up a little to evaporate the volatile burning elements


How do you Engine Oil?

Well Engine oil manufacturers keep the manufacturing techniques secrets with each others. Most motor oils are made from a heavier, thicker petroleum hydrocarbon base stock derived from crude oil, with additives to improve certain properties. The bulk of a typical motor oil consists of hydrocarbons with between 18 and 34 carbon atoms per molecule. One of the most important properties of motor oil in maintaining a lubricating film between moving parts is its viscosity. The viscosity of a liquid can be thought of as its "thickness" or a measure of its resistance to flow. The viscosity must be high enough to maintain a lubricating film, but low enough that the oil can flow around the engine parts under all conditions. The viscosity index is a measure of how much the oil's viscosity changes as temperature changes. A higher viscosity index indicates the viscosity changes less with temperature than a lower viscosity index.


How do you manufacture engine oil?

Well Engine oil manufacturers keep the manufacturing techniques secrets with each others. Most motor oils are made from a heavier, thicker petroleum hydrocarbon base stock derived from crude oil, with additives to improve certain properties. The bulk of a typical motor oil consists of hydrocarbons with between 18 and 34 carbon atoms per molecule. One of the most important properties of motor oil in maintaining a lubricating film between moving parts is its viscosity. The viscosity of a liquid can be thought of as its "thickness" or a measure of its resistance to flow. The viscosity must be high enough to maintain a lubricating film, but low enough that the oil can flow around the engine parts under all conditions. The viscosity index is a measure of how much the oil's viscosity changes as temperature changes. A higher viscosity index indicates the viscosity changes less with temperature than a lower viscosity index.


What is the relationship between viscosity and refractive index?

refractive index is equals to squarroot of relative permitivity


Name 3 oil additives and state the purpose of each?

Three oil additives include viscosity index improvers, alkaline compounds, and friction modifiers. Viscosity index improvers reduce changes at high temps, the compounds prevent acid erosion, and the modifiers form protective films on engine parts.


What is the difference between single viscosity oil an mulit-viscosity oil?

Single viscosity is high quality oil. Mulit-viscosity oil is used for in the winter.


What is the effect of dilution on viscosity of oil?

dilution will reduce the viscosity The effect of dilution on viscosity of oil is that it will decrease.


How do you determine viscosity of coconunt oil?

How to determine viscosity of coconut oil