Question

Why is graphite used as a lubricant?

Answer 1

Graphite is used as lubricant because it has physical property of soapy texture and is soapy to touch. Due to this property it when applied to an object it reduces the friction on that object and therefore it is used as a lubricant.

Answer 2

Explanation:

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The carbon atoms are strongly bonded together in sheets. Because the bonds between the sheets are weak, graphite shows lower shearing strength under friction force. Thus it can be used as a solid lubricant and has become one of traditional and primary solid lubrication materials

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