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When would solid lubricants are used? - Applied Chemistry 1

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Answer in Brief

When would solid lubricants are used?

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Solution

Dry lubricants or solid lubricants are material which can reduce the friction without a liquid medium . they are used where,

  1. Operating conditions are such that a lubricating film cannot be formed or maintained.
  2.  Contaminations of liquid or semi-solid lubricant, with dust or dirt is not desirable ;e.g., open gears.
  3. Combustible lubricants must be avoided due to the high operating temperature and pressure.
  4. Heavy machinery working on a crude job at very high loads and slow speed
  5. Where the parts to be lubricated are not easily accessible.
Concept: Lubricants
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