Zdu uthotho oluqhubekayo ibhanti vacuum lokucoca sisixhobo ukwahlula okuqinileyo-ulwelo oluqhutywa vacuum negative uxinzelelo.Ngokwesakhiwo, icandelo lokucoca licwangciswe ecaleni kwendlela yobude obuthe tye, enokuthi ngokuqhubekayo igqibe ukuhluza, ukuhlamba, ukomisa kunye nokuhlaziya ilaphu lokucoca.Isixhobo sinokusebenza kakuhle kokucoca, umthamo omkhulu wokuvelisa, umphumo ococekileyo wokuhlamba, umxholo ophantsi womswakama wekhekhe lokucoca kunye nokusebenza okuguquguqukayo, iindleko zokugcinwa okuphantsi.Ingasetyenziswa ngokubanzi kulwahlulo olululwelo oluqinileyo kwi-metallurgy, imigodi, ishishini lemichiza, ukwenza iphepha, ukutya, ikhemesti, ukukhuselwa kwendalo kunye nezinye iindawo, ngakumbi kwi-gypsum dehydration kwi-flue gas desulfurization (FGD).