Hauv kev tsim khoom lag luam niaj hnub no, cov khoom siv ntsib ntau yam teeb meem ua haujlwm hnyav, xws li kev hnav thiab xeb, uas cuam tshuam rau lub neej ua haujlwm thiab kev ua haujlwm zoo ntawm cov khoom siv. Kev tshwm sim ntawm cov khoom siv tiv taus silicon carbide muab kev daws teeb meem zoo rau cov teeb meem no. Ntawm lawv, cov khoom siv ceramic sintered silicon carbide sawv tawm ntawm ntau cov khoom silicon carbide vim lawv cov txiaj ntsig zoo ntawm kev ua tau zoo, ua rau nws yog qhov nyiam tshiab hauv kev lag luam.
Dab tsi yog qhov reaction sinteredsilicon carbide ceramics?
Cov khoom siv ua los ntawm cov tshuaj silicon carbide yog ib hom khoom siv tshiab uas tsis yog hlau, uas yog tsim los ntawm kev sib xyaw cov hmoov silicon carbide nrog lwm cov khoom ntxiv los ntawm ib txoj kev tshwj xeeb thiab ua cov tshuaj sintering ntawm qhov kub siab. Cov txheej txheem tsim khoom tshwj xeeb no muab rau nws nrog kev ua tau zoo heev. Piv nrog rau lwm hom silicon carbide ceramics, cov khoom siv ua los ntawm cov tshuaj silicon carbide muaj qhov zoo tseem ceeb hauv qhov ceev, qhov nyuaj, kev tawv, thiab lwm yam, ua rau lawv tsim nyog dua rau kev siv hauv qhov chaw nyuaj.
Cov txiaj ntsig ntawm Kev Sib Tsoo Sintering Silicon Carbide Ceramics
1. Kev ua kom muaj zog thiab kev ua haujlwm hnyav heev
Qhov tawv ntawm cov khoom siv sintered silicon carbide ceramics yog qhov nyuaj heev, ua rau nws muaj kev tiv thaiv kev hnav zoo heev. Thaum ntsib kev yaig ntawm cov khoom siv ceev ceev, kev cuam tshuam ntawm cov khoom me me thiab lwm yam kev hnav, nws tuaj yeem tswj tau qhov ruaj khov ntev, ua rau lub neej ua haujlwm ntawm cov khoom siv ntev dua. Hauv qee qhov xwm txheej uas muaj kev hnav hnyav hauv cov kav dej xa hmoov, cov khoom siv khawb av, thiab lwm yam, kev siv cov khoom siv sintered silicon carbide ceramic liners lossis cov khoom siv tiv thaiv kev hnav tuaj yeem txo qhov zaus ntawm kev saib xyuas thiab hloov khoom siv, thiab txo cov nqi tsim khoom.
2. Kev ruaj khov tshuaj lom neeg zoo thiab kev tiv thaiv corrosion
Hauv kev lag luam xws li tshuaj lom neeg thiab hlau, cov khoom siv feem ntau kov tau ntau yam tshuaj corrosive, xws li cov kua qaub muaj zog, cov ntsev molten kub siab, thiab lwm yam. Cov khoom siv silicon carbide ceramics uas tau sintered, nrog lawv cov tshuaj lom neeg ruaj khov zoo heev, tuaj yeem tswj tau qhov ua tau zoo hauv cov chaw muaj tshuaj lom neeg hnyav no thiab tsis yooj yim corroded. Qhov no ua kom ntseeg tau tias cov khoom siv ua haujlwm ib txwm nyob rau hauv cov xwm txheej tshuaj lom neeg nyuaj, txhim kho kev nyab xeeb thiab kev ntseeg siab ntawm kev tsim khoom.
3. Kev kub siab ua haujlwm tau zoo heev
Hauv qhov chaw kub siab, kev ua tau zoo ntawm ntau yam khoom siv yuav txo qis heev, thiab txawm tias muaj teeb meem xws li kev hloov pauv thiab yaj kuj yuav tshwm sim. Txawm li cas los xij, cov khoom siv sintered silicon carbide ceramics muaj kev tiv thaiv kub zoo heev thiab tuaj yeem tswj tau qhov ruaj khov ntawm cov qauv thiab kev ua tau zoo heev nyob rau hauv qhov kub siab. Hauv cov teb ntawm cov cub tawg kub siab, cov khoom siv kho cua sov, thiab lwm yam, nws tuaj yeem ua lub luag haujlwm tseem ceeb rau kev tiv thaiv kub siab, ua kom ntseeg tau tias cov khoom siv ua haujlwm tau zoo.
4. Qis qis, txo cov khoom siv thauj khoom
Piv nrog rau qee cov ntaub ntawv uas tiv taus kev hnav ib txwm muaj, qhov ceev ntawm cov khoom siv sintered silicon carbide ceramics yog qhov me me. Qhov no txhais tau tias kev siv cov khoom siv ceramic silicon carbide tuaj yeem txo qhov hnyav tag nrho ntawm cov khoom siv, txo qhov hnyav thaum lub sijhawm ua haujlwm ntawm cov khoom siv, thiab txo kev siv zog hauv tib lub ntim. Rau cov khoom siv uas muaj qhov hnyav nruj lossis cov kav dej uas xav tau kev thauj mus los ntev, qhov zoo no tseem ceeb heev.
5. Cov txheej txheem molding yooj ywm, muaj peev xwm tsim cov duab nyuaj
Qhov yooj ywm ntawm cov txheej txheem sintering ua rau cov silicon carbide ceramics ua tau ntau yam khoom zoo li qub, xws li lub luj tshib thiab tees rau cov kav dej silicon carbide, nrog rau cov blocks thiab liners uas tiv taus kev hnav raws li cov khoom siv sib txawv. Qhov kev hloov kho no ua tau raws li ntau yam kev xav tau ntawm cov khoom siv hauv kev tsim khoom lag luam, muab ntau txoj hauv kev rau kev tsim qauv zoo tshaj plaws thiab kev ua haujlwm zoo ntawm cov khoom siv.
Cov khoom siv thiab daim ntawv thov uas tiv taus silicon carbide feem ntau
1. Silicon carbide hauv ob sab phlu
Cov ntaub thaiv silicon carbide siv dav hauv ntau yam khoom siv xws li cov hlab ntsha teb, cov thoob dej cia khoom, cov kav dej, thiab lwm yam. Nws zoo li lub cuab yeej tiv thaiv ruaj khov, tiv thaiv lub cev khoom siv los ntawm kev hnav thiab xeb. Hauv cov hlab ntsha teb ntawm kev lag luam tshuaj lom neeg, cov ntaub thaiv silicon carbide tuaj yeem tiv taus kev yaig ntawm cov xov xwm corrosive heev, ua kom muaj kev nyab xeeb thiab ruaj khov ntawm cov txheej txheem teb; Hauv cov kav dej thauj khoom slurry ntawm kev lag luam tsuas, nws tuaj yeem tiv taus kev yaig thiab kev hnav ntawm cov khoom khov hauv cov slurry, ua rau lub neej ua haujlwm ntawm cov kav dej ntev dua.
2. Cov kav dej silicon carbide
Cov kav dej silicon carbide muaj ntau yam zoo xws li kev hnav tsis kam, kev tiv thaiv corrosion, thiab kev tiv thaiv kub siab, thiab feem ntau siv rau kev thauj cov khoom siv xws li hmoov, cov khoom me me, thiab cov slurries. Hauv cov tshuab thauj cov tshauv ya ntawm kev lag luam fais fab thermal thiab cov kav dej thauj cov khoom siv raw thiab clinker ntawm kev lag luam cement, cov kav dej silicon carbide tau qhia txog kev ua tau zoo heev, txhim kho kev ua haujlwm zoo thiab kev ruaj khov ntawm kev thauj cov khoom siv, thiab txo cov kev cuam tshuam ntau lawm los ntawm kev hnav thiab xau ntawm cov kav dej.
3. Silicon carbide hnav-resistant thaiv
Cov pob zeb silicon carbide uas tiv taus kev hnav feem ntau yog ntsia rau hauv cov khoom siv uas yooj yim hnav, xws li lub kiv cua impellers, phab ntsa sab hauv ntawm cov chav zom hauv cov crushers, thiab hauv qab ntawm chutes. Lawv tuaj yeem tiv taus qhov cuam tshuam thiab kev sib txhuam ntawm cov ntaub ntawv, tiv thaiv cov khoom tseem ceeb ntawm cov khoom siv. Hauv cov crushers mining, cov pob zeb silicon carbide uas tiv taus kev hnav tuaj yeem tiv taus qhov cuam tshuam thiab kev sib tsoo ntawm cov ores, txhim kho kev ua haujlwm zoo thiab lub neej kev pabcuam ntawm cov crushers, thiab txo cov nqi kho khoom siv.
Xaiv peb cov tshuaj tiv thaiv sintered silicon carbide ceramic khoom
Shandong Zhongpeng tsom mus rau kev tshawb fawb thiab kev txhim kho, kev tsim khoom, thiab kev muag khoom ntawm cov khoom siv ceramic sintered silicon carbide, nrog cov khoom siv tsim khoom siab heev thiab pab pawg kws tshaj lij. Peb ua raws li cov qauv thoob ntiaj teb rau kev tsim khoom, kom ntseeg tau tias muaj txiaj ntsig zoo thiab kev ua haujlwm ruaj khov.
Txij li kev xaiv cov khoom siv raw mus rau kev tswj hwm nruj ntawm cov txheej txheem ntau lawm, mus rau ntau txoj kev kuaj ua ntej cov khoom tawm hauv lub Hoobkas, txhua qhov txuas yog mob siab rau peb txoj kev ua haujlwm thiab kev tsom mus rau. Peb tsis tsuas yog muab cov neeg siv khoom nrog cov khoom siv silicon carbide zoo uas tsis yooj yim hnav, tab sis kuj muab cov kev daws teeb meem tus kheej thiab kev pabcuam tom qab muag tiav raws li lawv cov kev xav tau tshwj xeeb.
Yog tias koj muaj teeb meem xws li kev hnav thiab xeb ntawm cov khoom siv hauv kev lag luam, koj tuaj yeem xaiv peb cov khoom siv ceramic sintered silicon carbide. Cia peb ua haujlwm ua ke los muab kev tiv thaiv zoo rau koj cov khoom siv ntau lawm, pab koj lub tuam txhab txhim kho kev ua haujlwm zoo, txo cov nqi khiav lag luam, thiab ua tiav kev txhim kho ruaj khov.
Lub sijhawm tshaj tawm: Lub Rau Hli-09-2025