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Purple upstart!Agbara Huate Magneto Ṣe alekun Idagbasoke Didara Didara ti Laini Iṣelọpọ Iṣelọpọ Fluorite

【Huate Mineral Processing Encyclopedia】 Purple upstart!Agbara Huate Magneto Ṣe alekun Idagbasoke Didara Didara ti Laini Iṣelọpọ Iṣelọpọ Fluorite

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Fluorite, tun mọ bi fluorite, jẹ ọlọrọ ni yttrium ti a npe ni yttrium fluorite.Awọn kirisita nigbagbogbo jẹ onigun, octahedron, ati kere si dodecahedron rhombic.Awọn nkan ti o wa ni erupe ile ti o wọpọ ni iseda, diẹ ninu awọn ayẹwo le tan ina nigbati o ba wa ni idamu, alapapo, itọsi ultraviolet, bbl A ko lo nigbagbogbo bi okuta iyebiye nitori irọra ati rirọ rẹ.Ni ile-iṣẹ, fluorite jẹ orisun akọkọ fun isediwon ati igbaradi ti awọn orisirisi agbo ogun bii fluorine ati hydrofluoric acid, ati awọn apẹẹrẹ fluorite pẹlu awọn awọ didan ati awọn fọọmu garawa lẹwa le ṣee lo fun gbigba, ọṣọ ati aworan gbigbe.

Ore Properties ati erupe Be

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Fluorite jẹ ti CaF2, eyiti o ni 48.67% fluorine, 51.33% kalisiomu, ati nigba miiran awọn eroja to ṣọwọn.Nigbagbogbo o jẹ symbiotic pẹlu quartz, calcite, barite ati irin sulfide, ni granular tabi awọn akojọpọ nla, nigbagbogbo ofeefee ati awọ ewe., blue, eleyi ti, ati be be lo, kere colorless, vitreous luster, líle 4, iwuwo 3.18g/cm3, kikan tabi Fuluorisenti labẹ ultraviolet ina.Fluorite jẹ insoluble ninu omi, tiotuka ni sulfuric acid, phosphoric acid ati gbona hydrochloric acid, boric acid, hypochlorous acid, ati pe o le fesi diẹ pẹlu awọn ipilẹ ti o lagbara gẹgẹbi potasiomu hydroxide ati sodium hydroxide, pẹlu aaye yo ti 1360 °C.

Awọn agbegbe ohun elo ati awọn itọkasi imọ-ẹrọ

Fluorite ni awọn halogen ano fluorine, eyi ti o jẹ akọkọ aise ohun elo fun igbaradi ti fluorine agbo, ati ki o ti wa ni o gbajumo ni lilo ninu steelmaking, ti kii-ferrous irin smelting, simenti, gilasi, amọ, bbl nitori awọn oniwe-kekere yo ojuami.Wa bi opitika fluorite ati iṣẹ ọna fluorite.

Table 1 Main lilo ti fluorite

Aaye ohun elo

Idi pataki

Metallurgical Industry

Steelmaking ṣiṣan, aṣoju yiyọ slag, enamel brightener, gilasi opacifier

Kemikali ile ise

Awọn ohun elo aise fun iṣelọpọ hydrofluoric acid, awọn ohun elo aise ipilẹ gẹgẹbi Freon

ile ise simenti

Mineralizer fun iṣelọpọ ti clinker simenti, eyiti o le dinku iwọn otutu sintering ati fi agbara pamọ

gilasi ile ise

Awọn ohun elo aise fun iṣelọpọ ti gilasi emulsified, gilasi opaque ati gilasi tinted, awọn lẹnsi

Seramiki ile ise

Solvents ati awọn opacifiers fun iṣelọpọ awọn ohun elo amọ, awọn ilana enamel

Awọn ibeere atọka imọ-ẹrọ

Awọn ajohunše ile-iṣẹ Metallurgical pin awọn ọja fluorite si awọn oriṣi mẹta: ifọkansi fluorite (FC), lump fluorite (FL) ati awọn itanran fluorite (FF).

Table 2 Kemikali tiwqn ti fluorite fojusi

Processing Technology

Ilana ọna ẹrọ

Anfani ati Mimo

Awọn ohun alumọni symbiotic pẹlu fluorite ni: quartz, calcite, scheelite, apatite, cassiterite, wolframite, pyrite, sphalerite, lapis lazuli, muscovite, galena, chalcopyrite, rhodochrosite Manganese ore, dolomite, potassium feldspar, spinel, barite, bbl Ni ibamu si awọn iyatọ. ninu awọn ohun-ini ti awọn ohun alumọni ti o ni nkan ṣe ni fluorite, iyapa ati isọdọtun ni a ṣe nipasẹ flotation, iyapa oofa, iyapa walẹ ati awọn ọna anfani miiran.

① Lilefo

Flotation jẹ ọna pataki julọ ti anfani fluorite.Ilana gbogbogbo ni lati gba awọn acids ọra lẹhin lilọ, ati yan awọn ọja ifọkansi fluorite ti o peye nipasẹ awọn ilana yiyan pupọ;fun awọn ohun alumọni sulfide ti o ni nkan ṣe, Awọn oogun ofeefee ti yan, ati barite ti o nii ṣe, calcite, muscovite, bbl ti yapa nipasẹ awọn inhibitors.

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②Reelection – flotation

Nigbati ipele irin ba lọ silẹ tabi ni ọpọlọpọ awọn ara ti o so pọ mọra, ilana apapọ ti iyapa walẹ ati fifa omi ni gbogbo igba lo.

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③ Iyapa oofa – flotation

Nigbati ọpọlọpọ awọn irin oofa tabi awọn oxides irin ba wa ninu irin, oluyapa oofa ilu le ṣee lo lati yapa irin oofa ti o lagbara tabi inaro oofa oofa lati yọkuro ohun elo afẹfẹ oofa ti ko lagbara ati lẹhinna lọ nipasẹ ilana flotation;Ti awọn ohun alumọni irin diẹ ba wa ninu irin atilẹba, sibẹsibẹ, nigbati akoonu irin ti ifọkansi fluorite flotation kọja boṣewa, iwọn inaro tabi itanna slurry giga gradient magnetic separator le ṣee lo lati yọ awọn ohun alumọni ohun elo afẹfẹ kuro ni ifọkansi fluorite nipasẹ ipinya oofa to lagbara, ki lati mu awọn didara ti idojukọ.

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Epo-omi apapo itutu agbaiye inaro oruka ga gradient oofa separator

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Low otutu superconducting oofa separator

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Ilu oofa Separator

Igbaradi ti hydrofluoric acid

Hydrofluoric acid jẹ ọja kemikali akọkọ.Hydrofluoric acid ni a gba nipasẹ jijẹ fluorite pẹlu sulfuric acid, eyiti a npe ni ọna sulfuric acid.O jẹ ibajẹ pupọ ati pe o ni ọpọlọpọ awọn lilo.Nigbagbogbo a lo fun yiyọ iyanrin ni awọn simẹnti irin, yiyọ eeru graphite, mimọ irin, iṣelọpọ semikondokito, sisẹ seramiki, gilasi etching, awọn ayase epo, ati bẹbẹ lọ.

Idanwo yiyọ Fluorite

Akoonu CaF2 ti ifọkansi inira fluorite ti o gba nipasẹ flotation ti erupẹ ilẹ toje ni Bayan Obo jẹ 86.17% nikan, eyiti o yatọ pupọ si awọn ibeere fun awọn ọja ifọkansi ti o peye.Ni afikun si fluorite, ifọkansi ti o ni inira tun ni ilẹ ti o ṣọwọn ati hematite., limonite, calcite, apatite, sodium pyroxene, amphibole, biotite ati awọn ohun alumọni miiran.Awọn agbasọ ọṣẹ acid fatty acid ti a lo ninu flotation fluorite ni ipa ikojọpọ kan lori awọn ohun alumọni ti o ni irin.Lara awọn ohun alumọni alaimọ wọnyi, hematite, limonite, sodium pyroxene, amphibole, ati biotite jẹ oofa ti ko lagbara, ati pe o le yọkuro nipasẹ iyapa oofa to lagbara lati mu didara idojukọ fluorite dara si.

-200 apapo fluorite isokuso ifọkansi pẹlu itanran ti 93.50% ti wa labẹ idanwo afiwera ti yiyọkuro aimọ ati isọdọmọ nipasẹ awọn ilana iyapa oofa giga-giga meji, gẹgẹbi iwọn inaro + itanna slurry giga gradient magnetic separator ati oruka inaro + superconducting separator oofa .

Ninu idanwo lafiwe ti yiyọ aimọ oofa to lagbara, o rii pe diẹ ninu awọn ohun alumọni bii hematite, limonite ati biotite pẹlu ailagbara oofa kan pato ti o ga julọ le yọkuro ni imunadoko nipasẹ ipinya oofa to lagbara ti oruka inaro, ati ipele CaF2 ti fluorite. pọsi lati 86.17%.Lẹhinna awọn ohun alumọni ti o ni erupẹ irin pẹlu awọn ohun-ini oofa alailagbara ni a yọkuro nipasẹ slurry itanna eletiriki ati oluyapa magnetic superconducting, ati pe ipele CaF2 ti ifọkansi fluorite ti pọ si 93.84% ati 95.63% ni atele, mejeeji de FC-93 ati FC-95.didara bošewa.Ipa anfani ti oruka inaro ati itanna slurry giga gradient magnetic separator ati iwọn kekere superconducting separator oofa jẹ kedere diẹ sii, eyiti o le pese ipilẹ imọ-ẹrọ ti o gbẹkẹle fun yiyọ aimọ oofa to lagbara ati isọdi ti iru awọn ohun alumọni.

Awọn ohun elo

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Iyapa oofa gigadient giga ti inaro ni a lo ninu iṣẹ akanṣe ipinya oofa ilẹ ti o ṣọwọn ni Mongolia Inu

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Ise agbese adopts meji 1.7T inaro oruka ga gradient oofa separators ati ọkan 5.0T kekere otutu superconducting se separator, eyi ti o le fe ni mu awọn ite ti fluorite koju, se aseyori ti o dara gbigba ti toje aiye, ati ki o mu isejade ati ṣiṣe.

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Ise agbese iyapa oofa ti o lagbara ti ilẹ ti o ṣọwọn ni Sichuan, iṣẹ akanṣe naa nlo awọn eto 8 ti iwọn inaro 1.4T gigadient magnetic separators fun ipinya ati imularada ti awọn ilẹ toje, ati pe ipa naa dara.

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Akoko ifiweranṣẹ: May-06-2022