Hydrocyclone kayan aikin rabuwa ne na ruwa da aka saba amfani da shi don samar da maganin ruwa a filayen mai. Ana amfani da shi musamman don raba waɗancan ɗigon mai kyauta da aka dakatar a cikin ruwa don cika ƙa'idodin da ake buƙata don zubar da ƙa'idodi. Ƙarfin ƙarfin centrifugal da aka haifar ta hanyar raguwar matsa lamba shine don cimma tasiri mai saurin juyawa akan ruwa a cikin bututun guguwa, ta yadda za a tura ruwa mai nauyi (ruwa) zuwa saman ciki, yayin da ruwa mai haske (man) ya matse zuwa tsakiyar bututun cyclone. Tare da gradient na ciki wanda sannan tura ruwa mai nauyi (ruwa) yana motsawa ƙasa yayin da haske mai haske (man) zuwa sama. Kamar yadda irin wannan, da barbashi mai tare da haske takamaiman nauyi an rabu da abinci ruwa da kuma cimma manufar mai-ruwa rabuwa. Ana amfani da Hydrocyclones sosai a cikin man fetur, masana'antar sinadarai, kariyar muhalli da sauran fannoni ko masana'antu. Suna iya sarrafa ruwa iri-iri tare da ƙayyadaddun nauyi daban-daban, inganta haɓakar samarwa da rage gurɓataccen hayaki.