Hauv ntau yam txheej txheem tsim khoom lag luam, qhov chaw kub siab ua rau muaj teeb meem ntau. Txawm hais tias nyob rau hauv kev lag luam metallurgy, iav tsim, ceramic, lossis cement tsim, cov ntaub ntawv txhim khu kev qha yog qhov yuav tsum tau ua kom tiv taus qhov kub siab, ua kom ntseeg tau tias kev ua haujlwm ruaj khov ntawm cov khoom siv tsim khoom thiab kev ua haujlwm zoo. Raws li cov khoom siv refractory uas tau sim sijhawm, cov cib refractory av nplaum ua lub luag haujlwm tseem ceeb hauv kev lag luam kub siab nrog lawv cov kev ua tau zoo heev.
Kev Ua Tau Zoo Tshaj Plaws los daws cov teeb meem kub siab
Cov cib av nplaum refractory muaj ntau yam zoo vim lawv cov tshuaj lom neeg tshwj xeeb thiab cov qauv me me. Lawv cov khoom tseem ceeb yog av nplaum thiab kaolin, thiab qee qhov feem pua ntawm cov khoom siv raw xws li xuab zeb quartz, bauxite, thiab thee gangue feem ntau ntxiv. Cov khoom siv raw no ua tib zoo ua rau lawv muaj cov khoom refractory zoo heev. Feem ntau, cov cib av nplaum refractory tuaj yeem yooj yim tiv taus qhov kub siab tshaj 1000 ° C, thiab qee cov khoom zoo tuaj yeem tiv taus qhov kub siab tshaj 1500 ° C, muab cov khoom tiv thaiv kub siab rau kev tsim khoom lag luam.
Ntxiv mus, cov cib av nplaum refractory ua tau zoo heev hauv kev tiv thaiv corrosion. Cov av nplaum thiab kaolin hauv cov khoom muaj cov silicate thiab aluminate ntau, uas tuaj yeem tiv taus kev yaig ntawm ntau yam tshuaj lom neeg xws li cov kua qaub, alkalis, thiab ntsev. Cov yam ntxwv no ua rau lawv nyiam heev hauv kev lag luam uas muaj kev xav tau siab heev rau kev tiv thaiv corrosion, xws li kev lag luam tshuaj lom neeg thiab metallurgical, ua kom ntseeg tau tias kev ua haujlwm ruaj khov ntev ntawm cov khoom siv hauv cov chaw muaj tshuaj lom neeg nyuaj.
Hauv qhov chaw kub siab, cov khoom siv hnav yog ib qho teeb meem uas tshwm sim. Txawm li cas los xij, cov cib av nplaum refractory muaj kev tiv thaiv zoo heev vim lawv qhov nyuaj thiab qhov ceev. Lawv qhov chaw tsis yooj yim hnav thaum kub siab, thiab lawv tuaj yeem tswj tau qhov du thiab lub zog kho tshuab ntev, ua rau lub neej ua haujlwm ntawm cov khoom siv ntev dua thiab txo cov nqi kho.
Tsis tas li ntawd xwb, cov cib av nplaum uas tsis kub kuj muaj cov khoom zoo rwb thaiv tsev kub. Cov ntaub ntawv rwb thaiv tsev kub xws li expanded perlite thiab expanded vermiculite feem ntau muaj nyob hauv tuaj yeem tiv thaiv kev hloov pauv cua sov, ua lub luag haujlwm zoo heev hauv qhov chaw kub siab, txo qhov poob cua sov, thiab txhim kho kev siv hluav taws xob zoo.
Cov Kev Siv Dav Dav los Txhawb Kev Txhim Kho Ntau Yam Kev Lag Luam
Nrog lawv cov kev ua tau zoo tshaj plaws, cov cib av nplaum refractory tau siv dav hauv ntau yam lag luam.
Hauv kev lag luam hlau, txij li cov cub tawg, cov qhov cub kub kub mus rau cov cub qhib qhov cub thiab cov cub hluav taws xob, cov cib av nplaum refractory yog cov khoom siv tseem ceeb. Ua cov ntaub ntawv sab hauv, lawv tuaj yeem tiv taus qhov khawb thiab kev yaig ntawm cov hlau yaj thiab slag kub siab, ua kom ntseeg tau tias cov txheej txheem hlau ua tau zoo thiab muab ib puag ncig kub siab ruaj khov rau kev smelting cov hlau xws li hlau.
Hauv kev lag luam tsim iav, cov cub tawg iav yuav tsum tau ua haujlwm ntawm qhov kub siab ntev, thiab cov kev cai rau cov khoom siv refractory yog nruj heev. Cov cib refractory av nplaum tau dhau los ua qhov kev xaiv zoo tshaj plaws rau cov cub tawg iav vim lawv qhov kev tiv taus kub siab, kev tiv taus corrosion, thiab kev ruaj khov thermal zoo. Lawv tsis tsuas yog tuaj yeem tiv taus kev yaig ntawm cov iav kub siab yaj tab sis kuj tseem tswj tau qhov ruaj khov ntawm cov qauv nyob rau hauv kev hloov pauv kub ntau zaus, ua kom ntseeg tau tias muaj kev tsim khoom zoo ntawm iav.
Hauv kev lag luam ceramic, cov kilns xws li tunnel kilns thiab shuttle kilns yuav tsum tswj qhov kub thiab txias kom meej thaum hlawv cov khoom ceramic. Vim lawv cov khoom siv refractory thiab kev khaws cia cua sov zoo heev, cov cib av nplaum refractory tuaj yeem muab qhov chaw sov ruaj khov rau kev hlawv ceramic, pab txhim kho qhov zoo thiab cov txiaj ntsig ntawm cov khoom ceramic.
Hauv cov txheej txheem tsim cov cement, lub qhov cub rotary yog cov khoom siv tseem ceeb, thiab qhov kub ua haujlwm siab heev. Raws li cov khoom siv hauv pem teb ntawm lub qhov cub rotary, cov cib refractory av nplaum tuaj yeem tiv taus kev hnav thiab tshuaj lom neeg ntawm cov khoom kub siab, xyuas kom meej tias lub qhov cub rotary ua haujlwm ruaj khov mus sij hawm ntev, thiab muab kev lees paub rau kev ua haujlwm zoo ntawm kev tsim cov cement.
Txheej Txheem Paub tab thiab Kev Txhim Kho Zoo
Cov txheej txheem tsim cov av nplaum refractory cib tau tsim kho zoo thiab ua kom zoo dua qub dhau sijhawm thiab tam sim no tau loj hlob zoo lawm. Ua ntej, cov khoom siv raw zoo xws li av nplaum thiab kaolin raug xaiv thiab ua tiav zoo. Tom qab ntawd, cov khoom siv raw tau sib xyaw ua ke hauv cov feem pua thiab tsim los ntawm kev nias ib nrab qhuav lossis cov txheej txheem yas. Tom qab tsim, cov cib blocks raug ziab kom tshem tawm cov dej noo ntau dhau, thiab thaum kawg, lawv raug hlawv hauv lub qhov cub kub siab. Ntawm qhov kub siab xws li 1250 ° C txog 1420 ° C, muaj ntau yam kev hloov pauv lub cev thiab tshuaj lom neeg tshwm sim hauv cov cib blocks, tsim cov qauv siv lead ua kom ruaj khov, yog li tau txais cov khoom siv refractory thiab cov khoom siv kho tshuab zoo heev.
Cov txheej txheem tsim khoom no ua kom ntseeg tau tias cov cib av nplaum zoo thiab ruaj khov. Txhua lub cib raug tshuaj xyuas zoo nruj, thiab nws cov tsos, qhov loj me, thiab cov khoom siv lub cev ua tau raws li cov qauv thiab cov neeg siv khoom xav tau. Txawm hais tias cov cib txheem lossis ntau yam cib tshwj xeeb, lawv tuaj yeem ua tau raws li ntau yam kev xav tau ntawm cov khoom siv lag luam sib txawv.
Xaiv Peb Kom Tau Txais Cov Cib Uas Siv Tau Zoo Tshaj Plaws
Peb muaj ntau tus neeg muag khoom siv av nplaum refractory cib, peb sawv tawm nrog peb cov kev paub dhau los hauv kev lag luam, kev siv tshuab tsim khoom siab heev, thiab kev tswj xyuas zoo nruj. Peb muaj pab pawg R & D uas mob siab rau kev txhim kho thiab tsim kho tshiab cov khoom kom tau raws li qhov xav tau ntawm peb cov neeg siv khoom.
Peb cov chaw tsim khoom yog cov khoom siv niaj hnub, ua rau muaj kev tsim khoom loj thiab xyuas kom muaj peev xwm txaus. Txawm koj daim ntawv xaj loj npaum li cas los xij, peb tuaj yeem xa khoom raws sijhawm. Tib lub sijhawm, peb muab qhov tseem ceeb rau kev pabcuam rau cov neeg siv khoom. Txij li kev sab laj txog khoom, kev tsim cov kev daws teeb meem mus rau kev pabcuam tom qab muag, pab pawg kws tshaj lij yuav muab kev txhawb nqa thiab kev lav phib xaub rau koj.
Yog tias koj tab tom nrhiav cov cib av nplaum zoo uas muaj zog los muab cov kev daws teeb meem tiv thaiv kub thiab ruaj khov rau koj cov khoom lag luam, ces xaiv peb. Peb yuav pab koj tag nrho lub siab thiab ua haujlwm tes ua ke nrog koj los tsim lub neej yav tom ntej zoo dua. Tiv tauj peb tam sim no kom tau txais cov ntaub ntawv ntxiv txog cov khoom thiab cov lus hais thiab pib koj txoj kev taug kev ntawm kev yuav cov cib av nplaum zoo.
Lub sijhawm tshaj tawm: Lub Rau Hli-25-2025
