A matsayinsa na ɗaya daga cikin ƙarfe na farko da aka fi amfani da shi a duniya, ƙarfen ƙarfe wani abu ne mai mahimmanci don samar da ƙarfe da ƙarfe.A halin yanzu, albarkatun tama na baƙin ƙarfe suna raguwa, suna da alaƙa da mafi girman rabon tama mai ƙarfi idan aka kwatanta da tama mai arziƙi, ƙarin tama mai alaƙa, da haɗaɗɗun tama.Iron yawanci ana fitar da shi daga ma'adinan sa, wanda aka sani da hematite ko magnetite, ta hanyar da ake kira iron ore beneficiation.Takamaiman matakan da ke tattare da hakar ƙarfe na masana'antu na iya bambanta dangane da yanayin ma'adinai da samfuran da ake so, amma tsarin gaba ɗaya ya ƙunshi matakai masu zuwa:
Ma'adinai
An fara gano ma'adinan ƙarfe ta hanyar ayyukan bincike.Da zarar an sami ajiya mai yuwuwa, ana hako ma'adinan daga ƙasa ta hanyar amfani da dabarun hakar ma'adinai kamar buɗaɗɗen ramin ko hakar ma'adinan ƙasa.Wannan lokaci na farko yana da mahimmanci yayin da yake tsara matakin aiwatar da hakar na gaba.
Murkushewa da Nika
Ana niƙa tama da aka hako zuwa ƙanƙanta don sauƙaƙe sarrafawa.Ana yin murƙushewa ta hanyar amfani da injin muƙamuƙi ko mazugi, kuma ana yin niƙa ta hanyar niƙa ta atomatik ko kuma injin ƙwallon ƙwallon ƙafa.Wannan tsari yana rage ma'adinin zuwa foda mai kyau, yana sa ya zama sauƙi don sarrafawa da sarrafawa a cikin matakai na gaba.
Rarraba Magnetic
Iron tama sau da yawa yana dauke da datti ko wasu ma'adanai da ake buƙatar cirewa kafin a yi amfani da shi wajen samar da ƙarfe da ƙarfe.Rabuwar maganadisu hanya ce ta gama gari da ake amfani da ita don raba ma'adinan maganadisu daga waɗanda ba na maganadisu ba.Ana amfani da maganadisu masu ƙarfi, irin su Huate magnet SEPARATOR, don jawo hankali da ware barbashi na baƙin ƙarfe daga gangue (kayan da ba a so).Wannan mataki yana da mahimmanci don inganta tsabtar ma'adinai.
Amfani
Mataki na gaba shine cin gajiyar ma'adinan, inda manufar ita ce ƙara yawan ƙarfe ta hanyoyi daban-daban.Wannan tsari na iya haɗawa da wankewa, tantancewa, da hanyoyin rabuwar nauyi don cire ƙazanta da haɓaka ingancin ma'adinai.Hakanan amfanin zai iya haɗawa da iyo, inda ake ƙara sinadarai a cikin ma'adinan don sa barbashi na ƙarfe su sha ruwa kuma su bambanta da sauran kayan.
Pelletizing ko Sintering
Da zarar an amfana da ma'adinan ma'adinai, yana iya zama dole a tara ɓangarorin masu kyau zuwa manyan don samun ingantaccen aiki.Pelletizing ya ƙunshi samar da ƙananan pellets mai siffar zobe ta hanyar tumbatsa ma'adinan tare da ƙari irin su farar ƙasa, bentonite, ko dolomite.Sintering, a daya bangaren, ya ƙunshi dumama tarar tama tare da fluxes da coke iska don samar da wani rabin-fused taro da aka sani da sinter.Waɗannan matakai suna shirya ma'adinan don matakin hakowa na ƙarshe ta hanyar haɓaka kaddarorinsa na zahiri da halayen sarrafa su.
Narkewa
Mataki na ƙarshe a cikin aikin hakar shi ne narkewa, inda aka yi zafi da baƙin ƙarfe a cikin tanderun fashewa tare da coke (mai carbonaceous) da limestone (wanda ke aiki a matsayin juzu'i).Tsananin zafi yana karya ma'adinan zuwa narkakkar ƙarfe, wanda ke tattarawa a ƙasan tanderun, da kuma tudu, wanda ke yawo a sama kuma ana cirewa.Daga nan sai a jefar da narkakken ƙarfen zuwa sifofi daban-daban, kamar ingot ko billet, sannan a ƙara sarrafa shi don samun kayan ƙarfe da ƙarfe da ake so.
Yana da mahimmanci a lura cewa ma'adinan ƙarfe daban-daban da tsire-tsire masu sarrafawa na iya samun bambance-bambance a cikin takamaiman hanyoyin da ake amfani da su, amma gabaɗayan ƙa'idodin sun kasance iri ɗaya.Fitar da baƙin ƙarfe daga ma'adinai wani tsari ne mai rikitarwa da matakai da yawa wanda ke buƙatar kulawa da albarkatun da fasaha a hankali.Haɗin kayan aiki na ci gaba kamar Huate magnet SEPARATOR yana haɓaka inganci da ingancin tsarin rabuwa, tabbatar da cewa samfurin ƙarshe ya cika ka'idodin da ake buƙata don samar da ƙarfe da ƙarfe.
Lokacin aikawa: Jul-08-2024