China ndiyo nyika ine kudiwa kukuru kwemhangura.Chikumbiro chayo chinoita 45% yepasi rose inodiwa.Vagadziri vemigodhi yemhangura vari muGermany, Chile, Indonesia neCanada zvakateerana.Zvinotora akawanda manpower kuburitsa mhangura yakanatswa uye inoda maitiro mazhinji ekuikwenenzvera, izvo zvinoisawo kudzvanywa kwakawanda pane zvakatipoteredza.Pari zvino, migodhi yemhangura iri kuvhiringwa zvakanyanya nezvimwe zvinhu zvakaita sekuramwa mabasa kwevashandi kuChile uye kushaikwa kwemagetsi muZambia neCongo izvo zvave kuita kuti vanhu vasashandisa mhangura.Vashandi vakawanda mumigodhi mikuru yemhangura yeChile vanogara pedyo nemugodhi wemhangura weCujkammata, uyo unowanzoita chikamu chimwe chete kubva mugumi kana zvitatu zvegumi zvemutengo wakazara weindasitiri yekuchera mhangura nekuda kwemigodhi ine ngozi, Saka basa rekuchera pasi pevhu rinodhura zvakanyanya.
Mukugadzira uye kugadzirwa kweiyo concentrator, kuitira kuti iwedzere kudzokororwa kwemaminerari anobatsira mune yakasarudzwa ores uye kuderedza kushandiswa kwesimba kweiyo concentrator zvakanyanya sezvinobvira, kukanganisa kwezvakatipoteredza uye kusvibiswa kunoderedzwa, uye mabhenefiti ehupfumi nemagariro. ye concentrator inowedzerwa Sarudzo yekupwanya, kugaya, flotation uye yekumisikidza michina inonyanya kukosha.Kupwanya, kukuya maitiro ekushandiswa kwesimba uye kushandiswa kwesimbi kwakaverengera inopfuura hafu yekugadzira concentrator, kunyanya nzira yekukuya, simba rekushandisa payuniti yakakwira zvakanyanya kupfuura hurongwa hwekupwanya, hunoverengera inopfuura 85% yezvese zvicherwa zvekupwanya mashandiro, accounting yesarudzo. chirimwa Of 30% kusvika 60%.Naizvozvo, kushandiswa kwemaitiro matsva ekupwanya, kusarudzwa kwemidziyo mikuru-yepamusoro-yepamusoro-soro yekupwanya uye dzimwe nzira dzekusimbisa kudzvanya, kuderedza ore yekudyisa ore saizi, ndiko kuvandudza kugona kwekupwanya, kuderedza mutengo wekupfeka. yakakosha nzira, asi zvakare yakagadzirirwa mubatsiri anofanira kutevedzera uye funga iyo yakakosha musimboti.
Iyo yekupwanya maitiro echinyakare yekupwanya maitiro ane yakakura particle size uye zvakaoma kuita iyo simba rekuchengetedza musimboti wekuwedzera kupwanya uye kushoma kugaya.Maitiro ekuita ndeaya: kushandiswa kwesimba rakawanda, maitiro akareba.Kazhinji, kupwanya kushanda kunoda kushandiswa kwezvidimbu zviviri kana kupfuura zvakaputsika kuti uwane iyo yakakodzera chigadzirwa saizi, izvi zvichaguma nekuwedzera kwenhamba yezvimedu zvemidziyo inopwanya chirimwa nharaunda inowedzera, inenge iwedzere mari yekudyara.Naizvozvo, iyo dhizaini yekushandisa uchishandisa yakakura, yakakwirira kupwanya michina ndiyo yekuvandudza maitiro ekupwanya maitiro.