Ore dressing ibasa rekugadzira rinogadzira mbishi zvinhu zvekunyungudutsa simbi uye indasitiri yemakemikari. Froth flotation yave imwe yenzira dzakakosha dzekugadzirisa zvicherwa. Zvinenge zvese zvicherwa zviwanikwa zvinogona kuparadzaniswa uchishandisa flotation.
Flotation parizvino inoshandiswa zvakanyanya mukugadziriswa kwesimbi yesimbi uye manganese, senge hematite, smithsonite, uye ilmenite; simbi inokosha segoridhe nesirivha; non-ferrous metal ores kusanganisira mhangura, lead, zinc, cobalt, nickel, molybdenum, uye antimony, senge sulfide zvicherwa zvakaita se galena, sphalerite, chalcopyrite, chalcocite, molybdenite, uye pentlandite, pamwe nemaminerari e oxide se malachite, cerussite, wolfterite, cassimorphite kwete-metallic munyu zvicherwa zvakadai fluorite, apatite, uye barite; uye soluble munyu zvicherwa se sylvite uye rock munyu. Inoshandiswawo pakuparadzaniswa kwemaminerari asina-metallic uye silicates, kusanganisira marasha, graphite, sulfur, diamond, quartz, mica, feldspar, beryl, uye spodumene.
Flotation yakaunganidza ruzivo rwakakura mumunda wekugadzirisa zvicherwa, nekuenderera mberi kwetekinoroji. Kunyangwe zvicherwa zvepasi-giredhi uye zvakaomesesa zvaimboonekwa sezvisingashandiswe muindasitiri zvino zvinokwanisa kudzoserwa uye kushandiswa (sezviwanikwa zvechipiri) kuburikidza nekuyangarara.
Sezvo zvicherwa zvinoramba zvichiwedzera kuonda, nemaminerari anobatsira akagoverwa zvakanyanya uye zvakasiyana-siyana mune ores, kuoma kwekuparadzanisa kunowedzera. Kudzikisa mitengo yekugadzira, maindasitiri akadai sesimbi nemakemikari anoda mazinga emhando yepamusoro uye nemazvo ezvigadzirwa zvakagadziriswa, kureva, zvigadzirwa zvakapatsanurwa.
Kune rumwe rutivi, pane chido chekuvandudza unhu; kune rumwe rutivi, flotation inowedzera kuratidza zvakanakira pane dzimwe nzira mukugadzirisa dambudziko rezvicherwa zvakanaka-zviyo zvakaoma kuparadzanisa. Yakave inonyanya kushandiswa uye inovimbisa mineral processing nzira nhasi. Pakutanga yakashandiswa kune zvicherwa zvesulfide, flotation yakawedzera zvishoma nezvishoma kusvika kune oxide zvicherwa, zvisiri zvesimbi zvicherwa, nezvimwe. Parizvino, mabhiriyoni ematani emaminerari anogadziriswa nekutenderera pasi rose gore rega rega.
Mumakumi emakore achangopfuura, kushandiswa kwetekinoroji yeflotation hakuchina kuganhurirwa kukugadzira zvicherwa zveinjiniya asi kwawedzera kune kuchengetedza kwezvakatipoteredza, simbi, kugadzira mapepa, kurima, makemikari, chikafu, zvinhu, mushonga, uye biology.
Semuenzaniso, flotation inoshandiswa kudzoreredza zvinhu zvinobatsira kubva pakati pezvigadzirwa zvepyrometallurgy, volatiles, uye slags; kudzoreredza zvakasara zveleach uye zvigadzirwa zvakanaya kubva kuhydrometallurgy; yekudonhedza mapepa akadzokororwa uye fiber kudzoreredza kubva kumarara tsvina yemvura muindasitiri yemakemikari; uye yekubvisa oiri inorema kubva mujecha remurwizi, kupatsanura zvinyoro zvidiki zvakasimba, macolloid, mabhakitiriya, uye kutsvaga tsvina yesimbi kubva mutsvina, zvinova zvinowanzoitika muinjiniya yezvakatipoteredza.
Nekuvandudzwa kwemafambisirwo ekufambisa uye nzira, pamwe nekubuda kwezvitsva uye zvinobudirira zvekufambisa reagents nemidziyo, flotation ichawana maapplication akafara mune mamwe maindasitiri neminda. Zvakakosha kucherechedza kuti kushandiswa kwemaitiro ekufambisa kunosanganisira mari yepamusoro yekugadzirisa nekuda kwe reagents (zvichienzaniswa nemagnetic uye gravity separation); zvakaomesesa zvinodiwa pakukura kwechikamu chekudya; zvakawanda zvinopesvedzera zvinhu mukuita flotation, zvinoda hight tech chaiyo; uye mvura yetsvina ine zvakasara reagents zvinogona kukanganisa zvakatipoteredza.
Nguva yekutumira: Aug-26-2025