Cua sov yog ib qho tseem ceeb tab sis tseem ceeb kauj ruam nyob rau hauv ntau yam ntawm industrial ntau lawm. Los ntawm kev kho cua sov hlau mus rau ceramic sintering, thiab txawm tias cov khoom siv tshwj xeeb, ruaj khov, ua haujlwm zoo, thiab cov khoom siv cua sov hloov tau yuav tsum tau ua. Hauv cov xwm txheej no nrog cov kev cai nruj rau qhov kub thiab txias,silicon carbide hluav taws xobraj tau dhau los ua qhov kev xaiv ntawm ntau thiab ntau lub lag luam vim lawv qhov tshwj xeeb zoo.
Qee tus neeg yuav xav paub, dab tsi yog silicon carbide radiation raj? Cias muab tso, nws yog ib tug tubular cua sov lub caij uas ua los ntawm silicon carbide ceramics, feem ntau yog siv nyob rau hauv ua ke nrog rau cov cua sov nyob ntawm tej, cua sov rods thiab lwm yam cores, thiab plays lub luag hauj lwm ntawm "heat exchanger" nyob rau hauv industrial kilns thiab lwm yam khoom siv. Txawm li cas los xij, nws qhov tshwj xeeb yog nyob rau hauv uas nws tsis ncaj qha ua kom muaj qhov kub thiab txias, tab sis hloov pauv cov cua sov mus rau qhov chaw ua haujlwm uas yuav tsum tau ua kom sov nyob rau hauv daim ntawv ntawm hluav taws xob los ntawm cov cua kub sab hauv qhwv ib ncig ntawm nws, thaum tseem tiv thaiv cov khoom sab hauv los ntawm cov cua hauv qhov cub.
Thaum nws los txog rau qhov zoo ntawm silicon carbide radiation raj, "high temperature resistance" yog nws cov ntawv tseem ceeb. Ordinary hlau cua sov raj yuav muaj kev deformation thiab oxidation ntawm qhov kub thiab txias ntawm ob peb puas degrees Celsius, thaum silicon carbide ceramics lawv tus kheej muaj zoo heev kub-resistant. Txawm nyob rau hauv high-kub kilns siab tshaj 1300 ℃, lawv muaj peev xwm tswj cov txheej txheem stability thiab tsis yooj yim puas. Cov yam ntxwv no tso cai rau nws hloov mus rau ntau qhov kev ua haujlwm kub kub, xws li sintering kub ntawm qee qhov tshwj xeeb ceramics feem ntau tshaj 1200 ℃, thiab silicon carbide radiation tubes tuaj yeem ua haujlwm tau zoo nyob rau hauv ib puag ncig ntev.
Ntxiv nrog rau qhov kub tsis kam, "corrosion resistance" kuj yog qhov tseem ceeb ntawm nws. Nyob rau hauv ntau cov txheej txheem cua sov, tej zaum yuav muaj acidic, alkaline gases los yog lwm yam corrosive tshuaj nyob rau hauv lub kiln, uas yuav yooj yim corrode lub cua sov ntsiab thiab shorten lub neej kev pab cuam ntawm cov khoom. Cov tshuaj lom neeg ruaj khov ntawm cov khoom siv silicon carbide muaj zog, thiab nws tsis yooj yim rau kev hnov mob nrog cov tshuaj corrosive, uas txhais tau hais tias nws tuaj yeem tuav tau zoo nyob rau hauv cov khoom siv hluav taws xob, txo qhov zaus ntawm cov khoom siv hloov, thiab lub sijhawm ntev, kuj txo cov nqi tsim khoom thiab tu cov lag luam.
Tsis tas li ntawd, "thermal efficiency" ntawm silicon carbide hluav taws xob raj kuj tsim nyog hais. Nws cov thermal conductivity yog qhov zoo, uas tuaj yeem hloov cov cua kub sai sai los ntawm cov cua sov sab hauv thiab ua kom sov lub workpiece los ntawm hluav taws xob. Txoj kev cua sov no tsis yog tsuas yog ua kom sov sai sai, tab sis kuj ua rau qhov kub thiab txias hauv qhov cub kom zoo ib yam, tsis txhob muaj cua sov hauv zos lossis kub tsis txaus. Qhov no yog qhov tseem ceeb heev rau kev ua kom ntseeg tau qhov sib xws ntawm cov khoom ua haujlwm zoo. Piv txwv li, nyob rau hauv kev kho cua sov ntawm cov hlau qhov chaw, kub uniformity ncaj qha cuam tshuam rau hardness, toughness, thiab lwm yam khoom ntawm cov khoom, thiab silicon carbide hluav taws xob raj tuaj yeem muab kev txhawb nqa ruaj khov hauv qhov no.
Tau kawg, daim ntawv thov ntawm silicon carbide hluav taws xob raj tsis yog yam tsis muaj kev txwv. Piv txwv li, lawv cov nqi yog siab dua li cov hlau cua kub zoo tib yam, thiab vim yog cov yam ntxwv ntawm cov khoom siv ceramic, lawv yuav tsum tsis txhob muaj kev sib tsoo hnyav thaum lub sij hawm teeb tsa thiab siv los tiv thaiv kev puas tsuaj. Tab sis rau cov kev lag luam uas muaj qhov yuav tsum tau ua rau kub kub, ib puag ncig corrosiveness, thiab cov khoom zoo, kev ruaj ntseg, efficiency, thiab ntev lifespan nws coj feem ntau them rau cov me drawbacks.
Niaj hnub no, nrog rau kev txhim kho ntawm kev lag luam kev lag luam mus rau ntau precision thiab high-end, cov kev xav tau rau cov khoom siv cua sov kuj tseem nce ntxiv. Raws li cov khoom cua kub zoo heev, silicon carbide radiation raj tau maj mam ua lub luag haujlwm ntau dua hauv kev lag luam xws li ceramics, metallurgy, thiab electronics. Tej zaum nws yuav tsis zoo li qhov muag pom zoo li qee cov thev naus laus zis tshiab, tab sis nws yog qhov tseeb ntawm qhov ua ntsiag to "ua raws nws cov lus" hauv qhov chaw huab cua uas ua rau nws yog qhov tseem ceeb "tus kws tshaj lij tiv thaiv kub siab" hauv kev tsim khoom, muab kev ntseeg siab rau ntau yam kev xav tau cua sov txheej txheem.
Post lub sij hawm: Sep-27-2025