Hauv kev siv tshuab niaj hnub no uas tab tom loj hlob sai, kev tshwm sim tas mus li ntawm cov ntaub ntawv tshiab tau coj kev hloov pauv tshiab rau ntau yam lag luam.Silicon carbide kev lag luam ceramics, ua cov khoom siv ua tau zoo, maj mam tshwm sim hauv kev lag luam niaj hnub no. Nrog lawv cov kev ua tau zoo heev thiab ntau yam kev siv, lawv tau dhau los ua lub zog tseem ceeb uas tsav kev vam meej hauv ntau yam lag luam.
1, Silicon carbide industrial ceramic yog dab tsi?
Cov khoom siv ua los ntawm silicon carbide industrial ceramics, hauv cov lus yooj yim, yog cov khoom siv ceramic uas feem ntau yog silicon carbide (SiC). Silicon carbide nws tus kheej yog ib qho tshuaj uas tsim los ntawm kev sib xyaw ntawm silicon thiab carbon ntawm qhov kub siab, thiab nws cov qauv atomic tshwj xeeb muab cov khoom siv nrog ntau yam khoom zoo heev.
Los ntawm lub zeem muag me me, cov qauv siv lead ua ntawm silicon carbide yog compact, thiab cov tshuaj sib txuas ntawm cov atoms muaj zog, uas ua rau silicon carbide ceramics muaj kev ruaj khov zoo heev thiab robustness. Piv nrog cov ntaub ntawv hlau ib txwm muaj, silicon carbide industrial ceramics tsis yog tsim los ntawm cov hlau atoms sib txuas los ntawm cov hlau sib txuas; Tsis zoo li cov ntaub ntawv organic polymer ib txwm muaj, nws tsis yog tsim los ntawm cov organic molecular saw rov ua dua. Nws yog ib hom tshiab ntawm cov khoom siv inorganic tsis yog hlau uas tsim los ntawm sintering silicon carbide hmoov nyob rau hauv qhov kub thiab txias siab los ntawm cov txheej txheem tshwj xeeb ceramic npaj.
2、 Qhia Txog Kev Ua Tau Zoo Tshaj Plaws
1. Ultra siab hardness, hnav-resistant thiab hnav-resistant
Qhov nyuaj ntawm silicon carbide industrial ceramics yog qhov siab heev, thib ob tsuas yog pob zeb diamond hauv qhov xwm. Qhov cwj pwm no ua rau nws zoo heev hauv kev tiv thaiv kev hnav. Xav txog hauv kev ua haujlwm kho tshuab, cov cuab yeej txiav yuav tsum tau sib cuag nrog ntau yam khoom siv hlau rau kev txiav. Yog tias cov khoom siv cuab yeej tsis tiv taus kev hnav txaus, nws yuav hnav sai sai thiab ua rau tsis ci, cuam tshuam rau kev ua haujlwm raug thiab kev ua haujlwm zoo. Cov cuab yeej txiav ua los ntawm silicon carbide industrial ceramics, nrog lawv qhov nyuaj heev, tuaj yeem tswj tau qhov ntse ntev, txhim kho kev ua haujlwm zoo thiab txo cov nqi tsim khoom.
2. Kev kub siab ua haujlwm, ruaj khov thiab txhim khu kev qha
Cov khoom siv ua los ntawm silicon carbide industrial ceramics muaj kev tiv taus kub zoo heev. Hauv qhov chaw kub siab, ntau yam khoom siv yuav mos, hloov pauv, thiab yaj, thaum silicon carbide ceramics tuaj yeem tswj tau cov khoom siv lub cev thiab tshuaj lom neeg ruaj khov ntawm qhov kub thiab txias. Piv txwv li, hauv cov cub tawg kub siab hauv kev lag luam hlau, nws yog qhov tsim nyog siv cov khoom siv uas tuaj yeem tiv taus kub siab los ua cov ntaub thaiv cua sov, crucibles, thiab lwm yam khoom. Silicon carbide industrial ceramics tuaj yeem ua txoj haujlwm no, ua kom ntseeg tau tias lub cub tawg kub siab ua haujlwm ib txwm thiab txuas ntxiv lub neej ua haujlwm ntawm cov khoom siv.
3. Kev ruaj khov tshuaj zoo
Txawm hais tias ntsib cov tshuaj lom neeg corrosive xws li cov kua qaub muaj zog lossis cov hauv paus, silicon carbide industrial ceramics tuaj yeem ua tau zoo. Hauv kev tsim tshuaj lom neeg, nws feem ntau tsim nyog los tswj ntau yam khoom siv tshuaj lom neeg corrosive heev, thiab cov thawv thiab cov kav dej siv los khaws cia thiab thauj cov khoom siv raw no xav tau kev tiv thaiv corrosion siab heev ntawm cov ntaub ntawv. Silicon carbide industrial ceramics, nrog lawv cov tshuaj lom neeg ruaj khov zoo heev, tau dhau los ua cov khoom siv zoo tshaj plaws rau kev ua cov thawv thiab cov kav dej no, zoo zam kev phom sij kev nyab xeeb xws li kev xau los ntawm corrosion.
4. Kev ua tau zoo heev ntawm thermal
Cov khoom siv ua los ntawm silicon carbide industrial ceramics muaj cov thermal conductivity zoo heev thiab tuaj yeem ua kom sov sai. Qhov kev ua tau zoo no muaj cov ntawv thov tseem ceeb hauv cov xwm txheej uas xav tau kev tso cua sov raws sijhawm, xws li qee cov khoom siv ua haujlwm kub siab, qhov twg kev sib sau ua ke ntawm cua sov ntau dhau tuaj yeem cuam tshuam rau kev ua haujlwm ib txwm muaj. Cov khoom siv tso cua sov ua los ntawm silicon carbide industrial ceramics tuaj yeem tso cua sov sai sai, ua kom ntseeg tau tias cov khoom siv ua haujlwm ruaj khov.
3, Cov teb siv tau dav
1. Kev tsim khoom siv tshuab
Hauv kev lag luam tsim khoom siv tshuab, silicon carbide industrial ceramics yog siv los tsim ntau yam khoom siv tiv taus hnav xws li bearings, sealing rings, txiav cov cuab yeej, thiab lwm yam. Piv nrog cov hlau bearings ib txwm muaj, silicon carbide ceramic bearings muaj qhov nyuaj dua thiab hnav tsis kam, thiab tuaj yeem ua haujlwm ruaj khov hauv qab cov xwm txheej hnyav xws li kev kub ceev thiab kub siab, zoo heev txhim kho kev ua tau zoo thiab kev ntseeg siab ntawm cov khoom siv tshuab.
2. Kev ua hlau metallurgy
Ib puag ncig hauv kev lag luam mining metallurgy feem ntau yog qhov hnyav, thiab cov khoom siv ntsib ntau yam kev sim xws li hnav, kub siab, thiab xeb. Silicon carbide industrial ceramics, nrog lawv cov ultra-high hnav tsis kam, tuaj yeem siv los tsim cov phaj lining rau cov khoom siv mining crushing thiab hnav-resistant txheej rau metallurgical rollers. Thaum lub sijhawm ntawm cov txheej txheem ntawm ore crushing, ceramic lining phaj tuaj yeem tiv taus qhov cuam tshuam loj heev thiab kev sib txhuam ntawm cov ore, txuas ntxiv lub voj voog hloov ntawm cov khoom siv; Hauv cov txheej txheem metallurgical, ntsib qhov kev puas tsuaj ntawm qhov kub siab yaj, silicon carbide ceramic Cheebtsam kuj tuaj yeem tswj kev ruaj khov, xyuas kom meej tias kev nce qib tas mus li ntawm kev tsim khoom metallurgical.
3. Kev lag luam desulfurization
Thaum lub sijhawm desulfurization hauv kev lag luam, cov pa roj corrosive thiab cov kua uas muaj sulfur koom nrog, uas xav tau kev tiv thaiv corrosion siab heev ntawm cov khoom siv. Silicon carbide industrial ceramics tau dhau los ua cov khoom siv zoo tshaj plaws rau cov khoom siv desulfurization vim lawv cov tshuaj lom neeg ruaj khov zoo heev. Piv txwv li, cov tshuaj tsuag nozzles, cov kav dej thiab lwm yam khoom hauv lub pej thuam desulfurization yog ua los ntawm silicon carbide ceramics, uas tuaj yeem tiv taus kev xeb ntawm sulfur ions, txo cov khoom siv tsis ua haujlwm, xyuas kom meej tias kev ua haujlwm zoo ntawm lub kaw lus desulfurization, thiab pab cov tuam txhab ua tiav cov qauv ib puag ncig.
Cov khoom siv ua los ntawm silicon carbide industrial ceramics tau dhau los ua cov khoom tseem ceeb thiab tseem ceeb hauv kev lag luam niaj hnub no vim lawv cov yam ntxwv tshwj xeeb thiab cov teb siv dav. Kuv ntseeg tias yav tom ntej, nws yuav ua rau pom muaj peev xwm loj heev hauv ntau qhov chaw thiab ua rau muaj kev pab ntau dua rau kev txhim kho ntawm tib neeg lub neej.
Lub sijhawm tshaj tawm: Lub Yim Hli-13-2025