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LUBRICANT (Classification of lubricant (3. Mineral (classes (:explode:…
LUBRICANT
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Role of Additives
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Function
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:pencil2: protect metal surface (ring,bearing, gears)
Lubricant
Definition
- substance introduce between moving surface in order to reduce friction & prevent welded joint and seizure
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Function of Lubricant
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:red_flag: act as seal and prevent entry of dusk, moisture and dirt between moving parts.
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:red_flag: act as corrosion inhibitor, reduce operation cost.
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- act as coolant, remove heat generated.
- lubricant must remain unchange.
- change in thermal & oxidative will decrease the efficiency
- Suspension of contamination
- ability to remain effective in present of outside contamination.
- additives help in minimizing the adverse effect.
- reduce by maintain film of lubricant between surface that are moving with respect to each other.
- prevent the surface from coming into contact & cause surface damage.