Hauv ntau qhov xwm txheej ntawm kev tsim khoom, nws yog qhov tsim nyog los thauj cov kua uas muaj cov khoom siv, uas peb hu ua slurry. Qhov kev thov no muaj ntau heev hauv kev lag luam xws li mining, metallurgy, fais fab, thiab chemical engineering. Thiab covslurry twj tso kua misyog cov cuab yeej siv tseem ceeb rau kev xa cov dej num. Ntawm ntau cov khoom ntawm slurry twj tso kua mis, lub hauv ob sab phlu plays lub luag hauj lwm tseem ceeb raws li nws ncaj qha mus rau lub slurry. Nws tsis tsuas yog tiv taus qhov yaig thiab hnav ntawm cov khoom hauv cov slurry, tab sis kuj tiv thaiv corrosion ntawm ntau yam tshuaj lom neeg. Qhov chaw ua haujlwm yog qhov hnyav heev.
Cov khoom siv hauv ob sab phlu rau cov twj slurry, xws li hlau thiab roj hmab, feem ntau muaj qee qhov tsis txaus thaum ntsib kev ua haujlwm nyuaj. Txawm hais tias hlau hauv ob sab phlu muaj zog, nws hnav tsis kam thiab corrosion kuj yog txwv. Kev siv lub sij hawm ntev tuaj yeem yooj yim ua rau hnav thiab corrosion, ua rau cov khoom siv tu thiab ua haujlwm luv luv. Cov hnav tsis kam thiab corrosion kuj ntawm cov roj hmab hauv ob sab phlu yog qhov zoo, tab sis lawv cov kev ua tau zoo yuav txo qis hauv qhov kub thiab txias, siab siab, lossis muaj zog acid-puag ib puag ncig, uas tsis tuaj yeem ua tau raws li qhov xav tau ntawm kev lag luam ntau lawm.
Qhov tshwm sim ntawm cov khoom siv silicon carbide tau coj cov kev daws teeb meem zoo tshaj plaws rau cov teeb meem ntawm cov slurry twj tso kua mis. Silicon carbide yog ib hom tshiab ntawm cov khoom siv ceramic nrog ntau yam khoom zoo heev, xws li nws cov hardness siab heev, thib ob tsuas yog pob zeb diamond. Qhov no ua rau cov silicon carbide hauv ob sab phlu los tiv thaiv kev yaig ntawm cov khoom hauv cov slurry, zoo heev txhim kho qhov hnav tsis kam ntawm slurry twj; Nws kuj muaj kev tiv thaiv corrosion zoo heev thiab tuaj yeem tiv taus yuav luag txhua hom inorganic acids, organic acids, thiab alkalis. Nws muaj ntau yam ntawm daim ntawv thov kev cia siab nyob rau hauv kev lag luam xws li tshuaj engineering uas yuav tsum tau muaj corrosion kuj; Silicon carbide muaj cov tshuaj lom neeg ruaj khov thiab tuaj yeem tswj kev ua haujlwm ruaj khov nyob rau hauv cov xwm txheej huab cua xws li qhov kub thiab txias. Nws tsis yooj yim rau cov tshuaj tiv thaiv, uas tso cai rau nws ua haujlwm ib txwm nyob rau hauv ib puag ncig kev lag luam sib txawv.
Los ntawm qhov kev xav ntawm kev siv cov txiaj ntsig, qhov zoo ntawm cov ntaub ntawv silicon carbide slurry twj yog qhov pom tseeb heev. Ua ntej, nws cov kev pabcuam lub neej yog txuas ntxiv. Piv nrog rau cov ntaub ntawv hauv ob sab phlu, kev hnav tsis kam ntawm silicon carbide hauv ob sab phlu tuaj yeem ncav cuag ntau zaus ntawm cov chromium hnav-resistant alloys siab, uas tuaj yeem txo qhov zaus ntawm cov khoom tu thiab hloov, thiab txo cov nqi khiav lag luam ntawm cov lag luam. Thib ob, vim yog lub ntsej muag du ntawm silicon carbide hauv ob sab phlu, nws tuaj yeem txo qhov tsis kam ntawm slurry thaum lub sijhawm thauj mus los, txhim kho kev ua haujlwm ntawm lub twj tso kua mis, thiab yog li txuag lub zog noj. Tsis tas li ntawd, kev ruaj ntseg ntawm silicon carbide hauv ob sab phlu yog siab, uas tuaj yeem hloov mus rau ntau qhov chaw ua haujlwm nyuaj thiab muab kev lees paub muaj zog rau kev txuas ntxiv thiab kev ruaj ntseg ntawm kev tsim khoom.
Silicon carbide slurry twj tso kua mis hauv ob sab phlu, raws li cov khoom siv ua haujlwm siab, tau pom qhov zoo thiab muaj peev xwm hauv kev lag luam kev thauj mus los. Nrog rau kev nce qib ntawm kev siv thev naus laus zis tsis tu ncua thiab maj mam txo cov nqi, nws ntseeg tias nws yuav siv dav hauv kev lag luam ntau dua, muab kev txhawb zog ntxiv rau kev tsim cov khoom lag luam.
Post lub sij hawm: Jun-30-2025