Cov ntaub ntawv refractory xa mus rau cov ntaub ntawv uas tuaj yeem tiv taus kev ua haujlwm tshwj xeeb xws li kub, kub siab, corrosion kuj, thiab hnav tsis kam. Vim lawv cov khoom tshwj xeeb thiab ntau yam kev siv, cov ntaub ntawv refractory tau dhau los ua ib feem tseem ceeb ntawm tib neeg kev lag luam.
Hom khoom siv refractory
Raws li qhov sib txawv ntawm cov khoom siv thiab cov khoom siv, cov khoom siv refractory tuaj yeem muab faib ua cov khoom siv silicate refractory, cov ntaub ntawv uas tsis yog silicate refractory, cov khoom siv hlau refractory thiab cov ntaub ntawv sib xyaw. Cov khoom siv silicate refractory yog cov khoom siv ntau tshaj plaws. Cov ntaub ntawv uas tsis yog-silicate refractory tau dav pom nyob rau hauv metallurgy thiab tshuaj lom neeg kev lag luam yog cov hlau, silicon carbide, thiab lwm yam. Cov ntaub ntawv hlau refractory muaj xws li hlau, npib tsib xee, chromium, hlau thiab lwm yam hlau. Cov ntaub ntawv sib xyaw yog cov ntaub ntawv tshiab los ntawm kev sib xyaw ua ke sib txawv ntawm cov ntaub ntawv hauv ib qho kev faib ua feem.
Tej thaj chaw thov
1. Metallurgy: dav siv nyob rau hauv high-temperature cov cuab yeej xws li smelting moj tej tawg rauv, converters, thiab hluav taws xob rauv, xws li rau manufacturing rauv linings, cam khwb cia hlau caj dab, xim sprayers, thee nozzles, platforms, thiab lwm yam.
2. Kev lag luam tshuaj: Hauv kev tsim tshuaj, cov khoom siv refractory tuaj yeem siv rau hauv reactors, fractionation towers, hydrogenation units, chimneys, combustion chambers, nruas, pipelines thiab lwm yam khoom siv los tiv thaiv acids, alkalis, huab cua kub thiab corrosion.
3. Cov khoom siv hauv tsev: Hauv kev tsim cov khoom siv hauv tsev, cov khoom siv refractory yog dav siv hauv cib, boards, partitions thiab lwm yam dej num los txhim kho cov hluav taws kub ntawm lub tsev.
4. Hluav taws xob: Hauv cov chaw siv hluav taws xob xws li cov chaw tsim hluav taws xob thermal, cov chaw tsim hluav taws xob, thiab cov chaw tsim hluav taws xob nuclear, cov khoom siv refractory tuaj yeem siv rau hauv cov chaw ua haujlwm xws li boilers, chimneys, combustion chambers, air ducts, and pipes.
Muaj feem xyuam rau cov khoom siv refractory
Cov ntaub ntawv sib txawv refractory muaj qhov sib txawv ntawm qhov kev pabcuam kub thiab lwm yam kev ntsuas kev ua tau zoo, yog li cov ntaub ntawv refractory sib raug zoo yuav tsum tau xaiv nyob rau hauv ib puag ncig siv sib txawv kom ua tiav cov txiaj ntsig zoo tshaj plaws. Ntawm lawv, daim ntawv thov kub ntau ntawm cov ntaub ntawv silicate refractory yog nruab nrab ntawm 1000 degree thiab 1700 degree, thiab daim ntawv thov kub ntau yam ntawm cov ntaub ntawv uas tsis yog-silicate refractory yog siab tshaj 1700 degree. Tsis tas li ntawd, cov yam ntxwv xws li kev ua tau zoo, kev siv tes ua haujlwm thiab kev lag luam ntawm cov khoom siv kuj yuav tsum tau xav txog.
Hauv luv luv, cov ntaub ntawv refractory tau dhau los ua ib feem tseem ceeb ntawm kev lag luam niaj hnub no vim lawv cov khoom tshwj xeeb thiab ntau yam kev siv. Nrog rau txoj kev loj hlob ntawm kev tshawb fawb thiab thev naus laus zis thiab kev txhawb nqa ntawm kev siv, kev lag luam kev cia siab ntawm cov ntaub ntawv refractory yuav dhau los ua dav. Cia peb tos ntsoov rau kev txhim kho zoo dua ntawm cov khoom siv refractory thiab ua haujlwm zoo dua rau tib neeg kev tsim khoom thiab kev ua haujlwm.
