lõikeprotsessi jahutamiseks, määrimiseks ja laastu töötlemistsoonist eemaldamiseks kasutatav vedelik
a fluid used in metal cutting to improve finish, tool life, or dimensional accuracy; it conducts the heat away from the point of generation and also serves as wash the chips away
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On being flowed over the tool and work, the fluid reduces friction, the heat generated, and tool wear, and prevents galling.