Brown Corundum Micropowder Manufacturing txheej txheem thiab kev tswj kom zoo
Taug kev mus rau hauv ib qho chaw ua khoom siv kho vajtse, thiab huab cua tau ntim nrog cov ntxhiab tsw ntxhiab ntawm hlau plua plav, nrog rau cov shrill whirring ntawm cov tshuab sib tsoo. Cov neeg ua haujlwm txhais tes tau smeared nrog roj dub, tab sis cov hmoov ci xim av ua ntej lawv -xim av corundum micropowder-yog qhov tseem ceeb "cov hniav" thiab "ntse ntug" ntawm kev lag luam niaj hnub. Cov khoom siv tawv no, feem ntau hu ua "corundum" los ntawm cov neeg sab hauv kev lag luam, dhau los ntawm kev hloov pauv ntawm cov ore mus rau cov hmoov zoo, kev ntsuas ntawm qhov kub thiab txias.
1. Txhiab-degree nplaim taws: Cov txheej txheem tsim khoom ntawm Brown Corundum Micropowder
Brown corundum micropowderpib li unassuming lumps ntawm bauxite. Tsis txhob kwv yees cov pob hauv ntiaj teb no; lawv yuav tsum yog cov ores qib siab nrog cov ntsiab lus Al₂O₃ tsawg kawg yog 85% kom tsim nyog rau smelting. Lub sijhawm lub cub tawg qhib, nws yog qhov zoo nkauj heev - qhov kub hauv qhov hluav taws xob arc cub tawg tau nce mus txog 2250 ° C. Bauxite, ua ke nrog cov ntaub ntawv hlau thiab coke, tumbles thiab melts nyob rau hauv cov nplaim taws kub hnyiab, purifying thiab tshem tawm impurities, thaum kawg tsim ntom xim av corundum blocks. Qhov kev xaiv ntawm lub cub tawg kuj tuav nws tus kheej: lub qhov cub tilting muaj qhov zoo tshaj plaws fluidity thiab siab purity, haum rau cov khoom zoo; ib lub cub tawg ruaj khov muaj cov zis ntau thiab tus nqi qis. Cov neeg tsim khoom feem ntau xaiv raws li qhov xav tau.
Brown corundumblocks tshiab los ntawm lub cub tawg tseem tsuas yog "roughs," deb ntawm kev ua hmoov zoo. Tom ntej no, lub crusher yuav siv sij hawm: ib tug ob-toothed rau cov menyuam crusher rau ntxhib crushing, tawg ntau, thaum ib tug ntsug feem crusher ua zoo crushing, rhuav cov hais mus rau hauv millimeter-qhov loj me fragments. Tab sis qhov ntawd tsis yog tag nrho - kev sib nqus sib nqus thiab tshem tawm hlau yog qhov tseem ceeb rau qhov zoo. Thaum siv lub tshuab hluav taws xob, lub tshuab hluav taws xob sib nqus high-gradient tuaj yeem tshem tawm tag nrho cov ntaub ntawv hlau seem ntawm cov khoom. High-strength magnetic separators siv los ntawm cov tuam txhab xws li Henan Ruishi tuaj yeem txo Fe₂O₃ kom qis dua 0.15%, tso lub hauv paus rau tom qab pickling.
Lub tank pickling kuj tuav secrets. Ib 15% -25% hydrochloric acid tov yog siv rau 2-4 teev. Ua ke nrog Zhenyu Sib Tsoo's patented "push-rub tu tshuab," cov hmoov yog shaken thiab ntxuav, dissolving impurities xws li silicon thiab calcium, ntxiv dag zog rau purity ntawm cov hmoov zoo. Cov kauj ruam kev tshuaj ntsuam zaum kawg yog zoo li "draft": cov ntxaij vab tshaus vibrating muab kev tshuaj ntsuam tas li, cais cov khoom zoo ntawm ntxhib mus rau nplua. Chongqing Saite Corundum cov cuab yeej tshuaj ntsuam patented txawm suav nrog peb txheej ntawm cov ntxaij vab tshaus ntxiv rau ib nrab-seem npo, kom ntseeg tau tias qhov loj me me faib raws li qhov tseeb raws li ntsuas nrog tus kav. Cov hmoov zoo sieved ces sau npe raws li xav tau-200 #-0 thiab 325 #-0 yog cov lus qhia tshwj xeeb. Txhua qhov yog ib yam li cov xuab zeb, muaj kev vam meej.
2. Exquisite Inspection: Lub Lifeline ntawm Micropowder Quality
Qhov twg yog xim av corundum micropowder siv? Los ntawm polishing xov tooj ntawm tes iav mus rau hauv ob sab steel zeb blast furnaces, txawm tias qhov kev ua tau zoo me ntsis tuaj yeem ua rau cov neeg siv khoom npau taws. Yog li ntawd, kev tswj xyuas kom zoo yog qhov tsis tu ncua ntawm qhov nro hauv lub hoobkas. Ua ntej, xav txog cov tshuaj muaj pes tsawg leeg-Al₂O₃ cov ntsiab lus yuav tsum yog ≥95% (cov khoom siv high-end xav tau ≥97%), TiO₂ ≤3.5%, thiab SiO₂ thiab Fe₂O₃ yuav tsum tau khaws cia li ntawm 1% thiab 0.2% feem. Cov kws kho mob kuaj xyuas cov spectrometer txhua hnub; txawm tias qhov hloov pauv me ntsis ntawm cov ntaub ntawv tuaj yeem ua rau rov ua haujlwm ntawm tag nrho cov batch.
Kev ntsuam xyuas lub cev muaj zog sib npaug:
Mohs hardness yuav tsum ncav cuag 9.0. Ib qho piv txwv yog khawb tawm ntawm daim ntawv siv; ib qho kev kos npe ntawm softness yog suav tias yog kev ua tsis tiav.
Qhov ceev tiag tiag yog txwv rau 3.85-3.9 g / cm³. Deviations qhia tias muaj teeb meem nrog cov qauv siv lead ua.
Kev ntsuam xyuas Refractory yog qhov xav tau ntau dua - tawg thiab hmoov tom qab muab pov rau hauv 1900 ° C rauv rau ob teev? Tag nrho cov batch yog scrapped!
Particle loj uniformity yog qhov tseem ceeb rau polishing tau. Tus neeg soj ntsuam zoo kis ib rab diav ntawm cov hmoov nyob rau hauv lub laser particle loj analyzer. Ib qho kev sib txawv ntawm D50 tus nqi tshaj 1% yog suav tias yog qhov ua tsis tiav. Tom qab tag nrho, qhov loj me me tsis sib xws yuav ua rau khawb lossis thaj ua rau thaj ntawm cov hlau polished, ua rau muaj kev tsis txaus siab los ntawm cov neeg siv khoom.
Lub teb chaws tus qauv GB / T 2478-2022, hloov kho xyoo 2022, tau dhau los ua kev lag luam hlau. Cov ntaub ntawv tuab tuab no tswj hwm txhua yam ntawm cov tshuaj muaj pes tsawg leeg thiab cov qauv siv lead ua kom ntim thiab khaws ciaxim av corundum. Piv txwv li, nws yuav tsum tau hais tias α-Al₂O₃ yuav tsum muaj ib tug qauv trigonal siv lead ua daim ntawv. Pom heterogeneous crystallization nyob rau hauv lub microscope? Thov txim, cov khoom yuav raug ntes! Cov neeg tsim khoom tam sim no txawm yuav tsum tau sau npe rau hauv tsev khaws khoom kub thiab av noo theem - vim ntshai tias micropowders yuav damp thiab clump ua ke, ua rau lawv lub koob npe nrov.
3. Hloov cov khib nyiab rau hauv cov khoom muaj nqis: Kev siv tshuab ua dua tshiab ua rau cov khoom siv tsis zoo
Kev lag luam corundum tau raug kev txom nyem ntev los ntawm kev sib sau ntawm cov khib nyiab abrasives thiab sib tsoo lub log, uas tsis tsuas yog siv qhov chaw tab sis kuj ua rau ib puag ncig. Txawm li cas los xij, nyob rau hauv ob xyoos dhau los, "cov khoom siv rov ua dua tshiab corundum" tau tshwm sim, muab cov ntaub ntawv pov tseg rau lub neej tshiab. Ib daim ntawv pov thawj tshiab hauv Yingkou, Liaoning Xeev, tau rov ua dua ib kauj ruam ntxiv: ua ntej, cov khoom pov tseg corundum tau muab "da dej" tshem tawm cov kab mob, ua raws li kev sib tsoo thiab sib nqus sib cais, thiab thaum kawg, sib sib zog nqus pickling nrog hydrochloric acid. Cov txheej txheem no nce impurity tshem tawm los ntawm 40%, nqa qhov kev ua tau zoo ntawm cov khoom siv rov ua dua nyob ze rau ntawm virgin micropowder.
Kev siv cov khoom siv rov ua dua tshiab kuj nthuav dav. Refractory factories nyiam siv nws rau taphole av nplaum-nws yuav tsum tau muab sib xyaw rau hauv castables lawm, thiab cov khoom siv rov ua dua muaj txiaj ntsig zoo kawg. Txawm zoo dua, cov txheej txheem rov ua dua txoxim av corundumtus nqi los ntawm 15% -20%, ua rau cov thawj coj zoo siab heev. Txawm li cas los xij, cov qub tub rog hauv kev lag luam ceeb toom: "Precision polishing xav tau cov khoom siv nkauj xwb thawj qib. Yog tias txawm tias me ntsis impurity tau sib xyaw rau hauv cov khoom siv rov ua dua tshiab, cov iav iav yuav tam sim ntawd ua pockmarked!"
4. Kev xaus: Micropowder, me me raws li nws yog, nqa qhov hnyav ntawm kev lag luam
Los ntawm cov nplaim taws ntawm hluav taws xob arc rauv rau lub hum ntawm cov sib nqus sib nqus, los ntawm churning ntawm pickling tso tsheb hlau luam mus rau scanning kab ntawm laser particle loj analyzers - yug ntawm xim av corundum micropowder yog ib tug me me epic ntawm niaj hnub kev lag luam. Cov patents tshiab, cov qauv tshiab hauv lub tebchaws, thiab cov thev naus laus zis rov ua dua tshiab txuas ntxiv thawb kev lag luam lub qab nthab siab dua. Downstream industries 'kev thov rau ze-kawg nto kev kho mob precision txuas ntxiv tsav micropowder zoo dua puas tau. Ntawm cov kab sib dhos, cov hnab ntim cov hmoov xim av raug kaw thiab thauj mus rau cov tsheb thauj khoom, khi rau cov chaw tsim khoom thoob plaws lub tebchaws. Tej zaum lawv yuav tsis zoo, tab sis lawv txhawb nqa lub zog tseem ceeb ntawm Ua nyob rau hauv Suav teb, hauv qab ntawm nws cov ntsia hlau polish.