CLASS-15 || Lubricant and Coolant || स्नेहक और शीतलक || Difference between lubricant and coolant

#lubricant and coolant
#lubricant and coolant in Hindi
lubricant & coolant
#स्नेहक और शीतलक


In this video we will discuss about lubricant and coolant in Hindi.


Basic purpose of coolant is to take away generated cutting heat from the cutting zone, and thereby keep the cutting zone temperature low. Basic purpose of lubricant is to reduce coefficient of friction between rake surface of cutter and chip, and thereby minimize rate of heat generation.


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