FIELD: purification of water-miscible lubricants- coolants containing mechanical impurities and foreign inclusions; applicable at metal machining enterprises provided with machine individual systems of lubricants-coolants purification. SUBSTANCE: plant includes a set of individual purification systems and has additional group of purifiers in which successively connected are flotator provided with oil-removing drum, and magnetic separator, and centrifugal pump for returning lubricants-coolants to vessels having additional outlet and inlet pipelines connected with inlet and outlet of additional group of purifiers. In this case, additional group of purifiers and pump are installed to provide for efficient purification of 1-10% of total consumption of lubricants-coolants by their supplying devices to all machines. EFFECT: considerable increase of quality of lubricant-coolant purification with minor capital investments. 2 dwg
