Q:

What is the freezing temperature of motor oil?

A:

Quick Answer

The majority of motor oil freezes at approximately -90 degrees Fahrenheit. When oil has a higher number, it has a higher viscosity, meaning it is thicker, and its flow worsens as it gets colder.

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Full Answer

The "W" present on motor oil labels indicates that the oil is able to tolerate both severely cold and severely hot temperatures. It means that there are special plastics in the oil that scientists add to it in a laboratory. During extreme conditions, this plastic helps to stabilize the oil and make it less vulnerable to extreme shifts by offering a degree of stability to it.

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Related Questions

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    What is the weight of a gallon of motor oil?

    A:

    The average density for motor oil is 0.865 grams per cubic centimeter, which is about 7.2 pounds per gallon. The density of the oil depends on the formula of motor oil used and the temperature of the oil.

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    What is the thickest motor oil?

    A:

    The thickest motor oil readily available on the market is 40W70. This oil is made for antique cars with diesel engines that burn oil excessively.

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    What is the best synthetic motor oil?

    A:

    Mobil 1 is the most widely recognized and reliable brand of synthetic motor oil in the world and is commonly recommended by experts in the automobile industry. It has a solid record of providing excellent engine wear protection and safely enhancing fuel efficiency over a wide range of temperatures.

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    What are the physical properties of motor oil?

    A:

    The physical properties of motor oil are viscosity, pour point, flash point, NOACK volatility, acidity and alkalinity. These properties vary based on the grade of motor oil and the petroleum base stock from which it is derived. They also reflect the presence of preservatives and other additives in oils that contain them.

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