Phosphate Direct Flotation: Yuav Ua Li Cas Xaiv Tus Sau Rau Apatite Rov Qab
Kev xaiv cov phosphate ncaj qha flotation pib nrog ore mineralogy thiab txheej txheem txoj kev, tsis yog collector ntau npaum li cas. Nyob rau hauv ib tug ncaj-flotation Circuit Court, lub hom phiaj yog ua kom muaj nuj nqis phosphate ntxhia - feem ntau apatite - txaus hydrophobic los qhia rau froth thaum txwv kev rov qab los ntawm pliaj carbonate thiab silicate gangue. Qhov nyiaj tshuav ntawd nyob ntawm cov khoom siv hluav taws xob, pH, kev nyuaj siab, qhov loj me, dej chemistry thiab qib ntawm cov ntxhia liberation.
QINGQUAN khoom siv a Phosphate Positive Flotation Collector rau phosphate ore zoo flotation. Nws nplooj ntawv cov khoom txheeb xyuas cov saw ntev fatty-acid-raws li kev coj ua thiab lub teeb-daj muab tshuaj txhuam zoo li zoo li. Cov khoom tseeb no muab lub ntsiab lus pib rau kev sib tham, tab sis kev ua haujlwm ntau npaum li cas, pH qhov rais thiab qib-rov qab teb tseem yuav tsum tau lees paub ntawm tus neeg sawv cev ore.
Dab tsi yog Tus Collector Float hauv Phosphate Direct Flotation?
Hauv phosphate ncaj qha flotation, qhov muaj txiaj ntsig phosphate ntxhia yog cov khoom floated npaj. Ib tus neeg sau khoom adsorbs ntawm cov pob zeb tsim nyog thiab ua rau lawv cov hydrophobicity kom lawv tuaj yeem txuas rau cov npuas thiab nkag mus rau hauv froth. Qhov no txawv ntawm txoj kev rov qab-flotation, qhov twg cov gangue yog ntab thiab cov phosphate ntxhia tau khaws cia hauv cov khoom uas tsis yog froth.
Qhov sib txawv tseem ceeb vim hais tias tib kab lus - "phosphate flotation collector" - tsis tau txhais lub luag haujlwm sib cais tiag tiag. Ua ntej sib piv cov reagents, cov nroj tsuag yuav tsum txheeb xyuas seb lub Circuit Court yog ncaj qha flotation, thim rov qab flotation los yog ib tug flowsheet uas muab ob qho tib si. QINGQUAN teev ib qho cais Phosphate Reverse Flotation Collector, uas txhawb qhov xav tau los txhais cov txheej txheem ua ntej sib tham txog kev xaiv reagent.
| Txheej txheem txoj kev | Cov khoom npaj rau ntab | Cov lus nug tseem ceeb xaiv |
|---|---|---|
| Direct phosphate flotation | Muaj nuj nqis phosphate ntxhia xws li apatite | Tus neeg sau tuaj yeem rov qab tau cov phosphate thaum txwv kev rov qab los ntawm gangue? |
| Rov qab phosphate flotation | Xaiv carbonate lossis silicate gangue | Cov reagent puas tuaj yeem tsis lees paub gangue thaum khaws cov phosphate hauv cov khoom tsis-froth? |
Ib qho kev sib tw muaj txiaj ntsig zoo yog li pib nrog cov khoom lag luam tau hais meej meej thiab lub hom phiaj. "Kev rov qab siab dua" tsis yog qhov txiaj ntsig zoo dua yog tias cov froth ntxiv tseem nqa ntau dhau calcite, dolomite, quartz lossis lwm yam khoom siv tsis xav tau.
Yam twg Ore Minerals Control Collector Selectivity?
Apatite, Calcite thiab Dolomite
Ib qho ntawm cov teeb meem tseem ceeb hauv phosphate flotation yog cov tshuaj zoo sib xws ntawm apatite thiab calcium-cov kabmob gangue xws li calcite thiab dolomite. Tag nrho cov muaj calcium-cov kabmob nto qhov chaw, yog li fatty-acid-type collectors tuaj yeem cuam tshuam nrog ntau tshaj ib qho ntxhia. Qhov no yog vim li cas tus neeg sau khoom uas ua rau muaj zog apatite rov qab nyob rau hauv ib qho kev ntsuam xyuas ib leeg tuaj yeem pom cov kev xaiv tsis zoo ntawm qhov tseeb ore uas muaj carbonate gangue.
Yog li ntawd, cov nroj tsuag yuav tsum txheeb xyuas tsis tsuas yog pub P2O5 qib tab sis kuj muaj cov zaub mov uas muaj phosphorus, calcium thiab magnesium. Yog tias magnesium feem ntau cuam tshuam nrog dolomite, piv txwv li, lub tswv yim reagent yuav xav tau los daws qhov teeb meem xaiv sib txawv dua li quartz-dominant pub.
Kev ntsuam xyuas ntau ib leeg tuaj yeem zais qhov sib txawv no. Ob ores uas zoo sib xws P2O5 thiab MgO tseem tuaj yeem coj tus cwj pwm txawv yog tias ib qho muaj kev ywj pheej apatite thiab dolomite thaum lwm tus muaj cov kev cuam tshuam zoo. Rau kev tshawb nrhiav cov khoom zoo, cov ntaub ntawv mineralogical yuav tsum tau sib koom nrog cov tshuaj ntsuam xyuas qhov loj me los ntawm qhov loj me kom qhov kev hloov pauv rov qab tuaj yeem txuas mus rau cov zaub mov uas tau txav mus rau hauv cov froth.
Quartz, Liberation thiab Fine Particles
Silicate gangue nthuav tawm qhov teeb meem sib txawv ntawm qhov chaw-chemistry, tab sis kev ywj pheej tseem yog qhov tseem ceeb. Ib tus neeg sau khoom tsis tuaj yeem cais cov zaub mov uas tseem raug kaw ua ke hauv tib qho. Yog tias apatite zoo sib xyaw nrog quartz lossis carbonates, cov khoom siv ntxiv tuaj yeem ua rau kom loj rub yam tsis tau daws qhov kev txwv hauv qab.
Fine particles thiab slimes kuj hloov tus cwj pwm reagent. Lawv ua kom tag nrho cov cheeb tsam saum npoo av, tuaj yeem npog cov pob zeb muaj txiaj ntsig, noj cov tshuaj reagents thiab hloov cov dej ntws tawm. Vim li no, phosphate ore flotation collector yuav tsum tau soj ntsuam ua ke nrog particle-loj faib thiab ntxhia liberation, tsis yog tawm tsam ib qho tshuaj ntsuam xyuas ib leeg.
| Ore feature | Vim li cas thiaj tseem ceeb | Cov ntaub ntawv pov thawj muaj txiaj ntsig |
|---|---|---|
| Apatite nrog calcite / dolomite | Cov khoom siv calcium zoo sib xws tuaj yeem txo cov neeg siv khoom xaiv | Mineralogy, MgO/CaO deportment, concentrate assay |
| Quartz-nplua nuj gangue | Yuav tsum muaj qhov sib txawv xaiv qhov sib npaug los ntawm carbonate-nplua nuj ore | Mineralogy, loj-los-size SiO2 cov ntaub ntawv |
| Kev ywj pheej tsis zoo | Chemistry Chemistry tsis tuaj yeem cais tag nrho cov khoom xauv | Liberation tsom xam los ntawm qhov loj me |
| High slime ntsiab lus | Muaj peev xwm nce reagent noj thiab nkag mus | Fine-fraction analysis thiab froth kev soj ntsuam |
Yuav Ua Li Cas Sau Chemistry, pH thiab Depressants ua haujlwm ua ke?
Phosphate flotation yog tswj los ntawm reagent system es tsis yog los ntawm tus neeg sau ib leeg. Fatty-acid-based collectors tau siv dav rau apatite flotation vim tias lawv pawg polar tuaj yeem cuam tshuam nrog cov pob zeb hauv av thaum lawv cov saw hlau hydrocarbon tsim hydrophobicity. Lawv qhov kev ua tau zoo, txawm li cas los xij, muaj kev cuam tshuam loj heev los ntawm cov tshuaj chemistry.
pH cuam tshuam rau cov pob zeb hauv av thiab cov tshuaj lom neeg ntawm cov khoom siv. Nws kuj hloov txoj kev depressants thiab yaj ions cuam tshuam nrog cov zaub mov. Yog li ntawd, kev sib piv ntau npaum li cas ntawm pH qhov sib txawv tuaj yeem sib piv ob qhov sib txawv flotation ib puag ncig.
Txoj kev nyuaj siab tseem ceeb sib npaug. Yog hais tias ib tug gangue ntxhia tsis txaus siab, kev siv ntau ntxiv tuaj yeem nce gangue rov ua ke nrog phosphate rov qab. Yog hais tias cov ntxhia muaj txiaj ntsig ntau dhau kev nyuaj siab, ntau tus neeg sau tuaj yeem ua tsis tiav cov lus teb xav tau zoo. Ib qho kev sim ua kom muaj txiaj ntsig zoo yuav tsum yog li ntawd sau cov neeg sau ntau npaum li cas, hom kev nyuaj siab thiab ntau npaum li cas, kev ua kom zoo sib xws, pH thiab lub sijhawm txias raws li ib qho kev npaj reagent.
QINGQUAN's Phosphate Positive Flotation Collector tau piav qhia tias muaj cov kab sib txuas ntev fatty acids thiab ua dej-soluble. Cov ntsiab lus no tuaj yeem qhia kev npaj thiab kev txheeb xyuas cov khoom, tab sis lawv tsis tsim kom muaj qhov zoo tshaj plaws pH lossis ntau npaum li cas. Cov txiaj ntsig no yuav tsum yog los ntawm kev sim tshuaj ore.
Conditioning sequence yog lwm qhov ntawm kev sib piv tsis raug. Yog tias muaj kev nyuaj siab, pH hloov kho thiab cov khoom sau tau ntxiv rau hauv ib qho kev txiav txim sib txawv lossis tso cai rau lub sijhawm txias sib txawv, qhov chaw nthuav tawm rau tus neeg sau yuav tsis sib npaug. Thaum kuaj xyuas cov khoom, cov txheej txheem reagent yuav tsum tau nyob tas li tshwj tsis yog qhov kev soj ntsuam nws tus kheej.
Yuav Ua Li Cas Slimes, Dej Chemistry thiab Kub Hloov Collector Teb?
Ib tus neeg sau khoom uas ua haujlwm tsis tu ncua hauv cov dej hauv chav kuaj tshiab yuav coj txawv txawv thaum cov nroj tsuag nce kev siv dej rov siv dua. Dissolved calcium, magnesium, hlau thiab lwm yam ions tuaj yeem cuam tshuam nrog cov pob zeb hauv av thiab cov tshuaj reagents. Residual depressants, dispersants thiab lwm yam txheej txheem chemicals kuj tuaj yeem khaws cia hauv cov dej kaw lossis ib nrab kaw.
Vim li no, dej chemistry yuav tsum tau kho raws li cov txheej txheem sib txawv. Thaum cog kev ua haujlwm hloov pauv tom qab hloov dej-qhov chaw, kev sib piv muaj txiaj ntsig suav nrog kev coj ua, hardness lossis cuam tshuam ion tshuaj ntsuam xyuas, rov ua dua-dej feem thiab cov khoom seem reagent. Lub hom phiaj tsis yog los liam cov dej tau txais txiaj ntsig, tab sis txiav txim siab seb qhov chaw flotation puas tau hloov pauv txaus los hloov cov lus teb ntawm cov neeg sau.
Kub kuj tuaj yeem cuam tshuam rau kev npaj reagent, collector solubility thiab flotation kinetics. QINGQUAN cov nplooj ntawv cov khoom lag luam sau cov lus qhia khov kho rau cov khoom tshwj xeeb, tab sis tus nqi ntawd yuav tsum tsis txhob hloov mus rau hauv kev thov txog qhov kub siab tshaj plaws. Cov khoom khaws cia thiab npaj cov xwm txheej yuav tsum tau sau tseg cais los ntawm flotation pulp kub.
Cov txiaj ntsig xeem twg txhawb nqa kev xaiv sau?
Tus neeg sau yuav tsum txav mus tom ntej vim tias nws tsim kev sib cais rov ua dua raws li cov xwm txheej tau hais tseg - tsis yog vim nws tsim cov froth loj tshaj plaws los yog qhov zoo tshaj plaws rov qab rau hauv ib qho kev sim. Qhov kev ntsuam xyuas tseem ceeb tshaj plaws khaws cov khoom noj, zom, dej, txias thiab reagent tej yam kev mob sib piv thiab saib ntawm qib thiab rov qab ua ke.
Rau phosphate direct-flotation mus sib hais, cov ntaub ntawv yam tsawg kawg nkaus yuav tsum muaj xws li:
- pub thiab concentrate P2O5;
- Cov cim tseem ceeb gangue xws li MgO, SiO2 los yog lwm qhov chaw cuam tshuam nrog impurities;
- phosphate rov qab thiab loj rub;
- collector thiab depressant ntau npaum li cas kom meej meej;
- pH, kub thiab dej qhov chaw;
- particle-loj faib thiab cov ntaub ntawv ntsig txog kev ywj pheej;
- froth tuav kev soj ntsuam thiab sim repeatability.
Kev sib raug zoo ntawm qib-rov qab yog qhov tseem ceeb tshwj xeeb. Ib qho khoom siv uas ua kom rov qab zoo dua tab sis ua kom cov carbonate los yog silicate rov qab yuav tsis txhim kho cov txheej txheem kawg. Piv txwv li, ib qho kev xaiv zoo heev nrog ntau cov phosphate poob yuav tsis tau txais. Qhov kev xaiv muaj txiaj ntsig yog txoj cai reagent uas zoo tshaj plaws ua tau raws li cov nroj tsuag cov khoom lag luam thiab lub hom phiaj rov qab los nyob rau hauv cov xwm txheej sib piv.
Sampling thiab huab hwm coj sib npaug zoo kuj tseem ceeb. Yog tias tus qauv pub los yog froth tsis yog tus sawv cev, kev txhim kho pom tseeb hauv P2O5 rov qab tuaj yeem los ntawm kev ua piv txwv tsis yog flotation chemistry. Rau cov kev sim siab uas yuav cuam tshuam rau kev txiav txim siab yuav khoom, rov ua dua thiab kuaj xyuas qhov sib npaug ntawm cov khoom muaj txiaj ntsig ntau dua li ntxiv cov reagent ntau yam tsis muaj kev rov ua dua.
| Cov txiaj ntsig sim | Lo lus nug nws teb |
|---|---|
| P2O5 qib thiab rov qab los | Puas muaj txiaj ntsig phosphate tau rov qab los ntawm qhov xav tau kom zoo? |
| MgO / SiO2 los yog lwm yam ntaub ntawv impurity | Puas yog kev rov qab los tseem coj ntau gangue rau hauv kev mloog zoo? |
| Mass rub | Puas yog tus collector tsuas ntab ntau cov khoom siv? |
| Dosage thiab conditioning tej yam kev mob | Cov txiaj ntsig puas tuaj yeem tsim tawm thiab muab piv ncaj ncees? |
| Qhov chaw dej thiab qhov kub thiab txias | Puas yog cov xwm txheej tseem ceeb ntawm kev ua haujlwm tau nyob tas li? |
Cov nplooj ntawv cov khoom kuj tseem teev cov khoom sau ua lub teeb daj-daj-zoo li cov khoom siv nrog cov khoom siv khov kho hauv qab 5-7 ° C. Hauv kev xyaum, kev soj ntsuam kev cia thiab kev npaj yuav tsum tau sib cais los ntawm kev ua haujlwm flotation: qhov teeb meem tuav hauv qhov txias txias yuav tsum tsis txhob raug txhais raws li kev hloov pauv hauv cov ore selectivity yam tsis muaj kev sib piv.
Thaum muab piv rau qhov dav dav reagent portfolio, QINGQUAN's flotation reagents rau kev ua ntxhia nplooj ntawv tuaj yeem pab txheeb xyuas cov khoom tsim nyog tsev neeg ua ntej cov nroj tsuag txav mus rau qhov kev sim tshwj xeeb.
Koj Yuav Tsum Paub Txog Dab Tsi Ua Ntej Ua Lag Luam Phosphate Collector?
Kev sib tham txog tus neeg muab khoom muaj txiaj ntsig pib nrog cov ntaub ntawv txheej txheem. Xa tsuas yog "phosphate ore" thiab lub hom phiaj ntau npaum li cas muab cov ntaub ntawv tsawg dhau los ntsuas kev xaiv. Ib tsob nroj yuav tsum muab qhov zoo tshaj plaws:
- ore mineralogy thiab muaj kev ntsuam xyuas pub;
- ncaj, rov qab los yog ua ke flotation txoj kev;
- zom thiab particle loj cov ntaub ntawv;
- tam sim no collector, depressant thiab lwm yam reagents;
- tam sim no ntau npaum li cas hauv paus thiab txias ua ntu zus;
- pH, kub thiab dej qhov chaw;
- tam sim no concentrate qib, rov qab thiab lub ntsiab impurity teeb meem;
- hom phiaj qib lossis rov qab los;
- qauv muaj thiab cov ntaub ntawv cov khoom xav tau.
Cov khoom siv no tso cai rau tus neeg sau khoom lag luam raug kuaj tawm tsam qhov teeb meem sib cais tiag tiag es tsis yog tawm tsam daim ntawv lo phosphate. Lawv kuj pab kom paub qhov txawv ntawm qhov teeb meem chemistry los ntawm kev ywj pheej, dej-zoo lossis kev ua haujlwm-qhov teeb meem.
QINGQUAN nug cov neeg siv ntawm nws Phosphate Positive Flotation Collector los muab hom ore, txheej txheem txoj kev, tam sim no reagent, ntau npaum li cas, pH, kub thiab hom phiaj qib lossis rov qab. Yog tias koj tab tom npaj cog kev sim, koj tuaj yeem ua tau tham txog koj phosphate flotation tej yam kev mob nrog QINGQUAN thiab thov cov khoom lag luam tshwj xeeb TDS, MSDS, COA thiab cov ntaub ntawv hais.
Rau phosphate ncaj qha flotation, cov lus nug hauv nruab nrab tsis yog tus neeg sau khoom muaj zog tshaj plaws hauv kev sib cais. Nws yog cov khoom siv uas tuaj yeem rov qab tau apatite xaiv nyob rau hauv cov ore qhov tseeb mineralogical, dej thiab kev ua haujlwm. Kev txhais cov xwm txheej ua ntej ua rau cov txiaj ntsig hauv chav kuaj tau yooj yim dua los txhais lus thiab kev sim ua lag luam muaj txiaj ntsig zoo dua.