Magnesia Zirconium Cibtau dhau los ua qhov tseem ceeb nyob rau niaj hnub siab - qhov kub ntawm qhov cub tsim, tshwj xeeb tshaj yog nyob rau hauv cov iav rauv, steel ladles, thiab lwm yam kev kub ntxhov. Raws li qhov cub ua haujlwm kub nce thiab slag chemistry ua ntau nyuaj, xaiv cov khoom siv refractory yog tsis yog ib qho teeb meem ntawm MgO cov ntsiab lus. Cov kws ua haujlwm tam sim no ntsuas cov chaw ua cua sov, cov xwm txheej slag, thiab cov txheej txheem tsis ua haujlwm ua ntej xaiv Magnesia Zirconia Bricks.
1. Vim li cas Magnesia Zirconium Bricks siv nyob rau hauv siab -Corrosion Zones
Magnesia Zirconia Bricks ua ke siab -purity magnesia (MgO) nrog stabilized zirconia (ZrO₂), tsim cov microstructure ntom ntom uas muab:
Muaj zog tiv thaiv alkali vapor
Txhim kho slag corrosion kuj
Zoo thermal shock kev ua tau zoo dua li cov tsoos magnesia cib
Txhim khu kev ruaj ntseg ntawm qhov kub siab tshaj 1600 degree
Piv nrog cov pa magnesia cib los yog magnesia chrome cib, Magnesite Zirconium Bricks ua tau zoo dua hauv cov iav qhov cub regenerator zones thiab alkali- thaj chaw nplua nuj. Lub zirconium theem txhim kho cov tshuaj tiv thaiv thaum txhawb cov magnesia matrix.
Qhov no yog vim li cas Magnesia Zirconia Cib tau dav siv los tiv thaiv -alkali refractory cib hauviav rauv refractorytshuab.
2. Xaiv Magnesia Zirconium Bricks los ntawm Furnace Zone
Tsis yog txhua qhov chaw ua cua sov tau ntsib tib yam xwm txheej. Kev xaiv zoo ntawm Magnesia Zirconium refractory Cib nyob ntawm qhov hnyav ntawm thermal thiab tshuaj lom neeg hauv txhua cheeb tsam.
(A) Iav Rauv Regenerator Checker Zone
Lub cheeb tsam regenerator raug rau:
High alkali vapor concentration
Nquag kub caij tsheb kauj vab
Oxidizing huab cua
Plua plav thiab volatile deposits
Nyob rau hauv cheeb tsam no, Magnesia Zirconium hluav taws cib nrog optimized zirconia cov ntsiab lus muaj superior tiv thaiv alkali nkag. Qhov ntom ntom microstructure txo cov vapor infiltration thiab tiv thaiv cov txheej txheem degradation.
Kev xaiv tseem ceeb tsom:
Tsawg pom porosity
High bulk ceev
Tswj ZrO₂ kev faib tawm
Ruaj khov thermal expansion cwj pwm
Magnesia Zirconium Bricks nyob rau hauv regenerator zones yuav tsum ua qhov tseem ceeb los tiv thaiv -alkali kev ua tau zoo tshaj qhov huab cua kub tsis kam.
(B) Qhov chaw tiv thaiv iav
Txawm hais tias fused zirconia corundum cib feem ntau yog siv rau hauv kev sib cuag nrog iav ncaj qha, qee qhov kev hloov pauv tau txais txiaj ntsig los ntawm Magnesia Zircon Bricks vim lawv cov corrosion kuj.
Hauv cov cheeb tsam no, cov txheej txheem xaiv muaj xws li:
High slag corrosion kuj
Tsawg hlau impurity qib
Tswj grain bonding
Kev xaiv Mgo Zirconium Bricks kom raug txo cov tshuaj tiv thaiv nrog cov iav nruj heev.
(C) Slag Kab thiab siab -Hnav Zones
Hauv cov hlau lossis tsis yog -ferrous furnaces, cov kab slag nthuav tawm cov tshuaj lom neeg hnyav ua ke nrog kev yaig.
Rau slag- hnyav hnyav, xaiv Magnesia Zirconium Bricks nrog:
High MgO purity
Dense sintered qauv
Muaj zog kub modulus ntawm rupture
Txhim kho slag penetration kuj
Ntawm no, Magnesia Zircon Bricks outperform ib txwm magnesia refractories vim zirconia txhim khu kev tiv thaiv tawm tsam yooj yim slag corrosion.
3. Xaiv Magnesia Zircon Cib los ntawm Slag Conditions
Nkag siab txog slag chemistry yog qhov tseem ceeb.
(1) Siab -Alkali Slag
Feem ntau nyob rau hauv iav furnaces thiab khib nyiab incineration systems.
Magnesia Zirconium Bricks tiv thaiv alkali nres vim zirconium theem ua ib qho teeb meem uas slows tshuaj diffusion.
Kev pom zoo:
Ntau dua zirconia feem pua
Txo qhib porosity
Muaj zog intergranular bonding
(2) Basic Slag (High CaO/MgO)
Feem ntau hauv steelmaking.
Magnesia Zirconium fireBricks tswj kev ruaj ntseg vim tias MgO tseem muaj tshuaj lom neeg sib xws nrog cov slag yooj yim, thaum zirconia txhim kho kev ncaj ncees.
Kev pom zoo:
High MgO purity
Stable periclase siv lead ua loj
Tswj theem nrab kev faib tawm
(3) Fluctuating Slag Chemistry
Hauv ib puag ncig kev tsim khoom sib txawv, cov khoom siv refractory yuav tsum tswj cov tshuaj hloov pauv sai.
Magnesia Zircon Bricks muab kev sib npaug tiv thaiv vim kev sib xyaw ua ke ntawm magnesia thiab zirconia.
4. Nkag siab txog Kev Ua Tsis Zoo ntawm Magnesia Zirconium Bricks
Xaiv qhov tseeb Magnesite Zirconium Bricks yuav tsum nkag siab tias yuav ua li cas refractories ua tsis tiav.
(A) Alkali nkag mus
Tsis ua hauj lwm tshwm sim thaum vapor infiltrates qhib pores thiab reacts nrog lub matrix.
Kev daws:
Xaiv Magnesia Zirconium refractory Cib nrog tsis tshua muaj porosity
Xyuas kom meej zirconia dispersion
(B) Thermal Shock Cracking
Kev kub ceev thiab cua txias tuaj yeem ua rau tawg.
Txawm hais tias Magnesia Zirconium Bricks tau txhim kho thermal shock kuj piv rau cov ntshiab magnesia cib, kev txhim kho zoo thiab nthuav kev sib koom ua ke tseem ceeb heev.
(C) Slag Erosion
Nruam slag ntws tshem tawm cov khoom nto.
High- ntom Magnesia Zirconium fireBricks qeeb yaig los ntawm kev txo cov tshuaj lom neeg tawg.
(D) Structure Spalling
Kev ua kom tsis zoo ntawm qhov cub kom qhuav lossis tsis sib xws ntawm microstructure tuaj yeem ua rau muaj kev sib kis.
Cov kws tshaj lij ntawm Magnesite Zirconium Bricks tswj nruj sintering kub tswj kom tsis txhob muaj kev sib txuas tsis muaj zog.
5. Cov Txheej Txheem Txheej Txheem tseem ceeb los ntsuas ua ntej yuav khoom
Thaum nrhiav Magnesia Zirconium Bricks, cov neeg yuav khoom thoob ntiaj teb yuav tsum thov:
MgO cov ntsiab lus (%)
ZrO₂ cov ntsiab lus (%)
Qhov ntom ntom
Pom tseeb porosity
Txias crushing zog
Kub modulus ntawm rupture
Thermal expansion nkhaus
Slag resistance test data
Magnesia Zirconium fireBricks yuav tsum tau soj ntsuam tsis yog los ntawm cov tshuaj muaj pes tsawg leeg tab sis los ntawm kev ua tiav cov ntaub ntawv.
6. Vim li cas Kev Txhawb Kev Lag Luam Kev Lag Luam tseem ceeb
Magnesia Zirconium Bricks xaiv tsis yog ib qho kev xaiv khoom nkaus xwb- nws yog qhov kev txiav txim siab engineering hauv qhov cub. Cov neeg muag khoom ntseeg tau muab:
Cov lus pom zoo rau thaj tsam cua sov
Slag chemistry tsom xam
Kev tshawb fawb tsis tiav
Cov txheej txheem installation
Tom qab - saib xyuas kev pabcuam
Ua haujlwm nrog cov chaw tsim khoom paub txog ntawm Magnesia Zirconia refractoryBricks txo kev pheej hmoo thiab txuas ntxiv lub neej ntawm cov kab.
Magnesia Zircon Bricks yog qhov tseem ceeb rau qhov siab - qhov kub ntawm lub qhov cub ua kom pom cov pa alkali vapor, aggressive slag, thiab thermal cycling. Txawm li cas los xij, xaiv txoj cai Magnesia Zirconium Bricks yuav tsum tau nkag siab txog qhov chaw ua kom sov, slag chemistry, thiab hom tsis ua haujlwm.
Los ntawm kev sib piv cov cib muaj pes tsawg leeg thiab microstructure rau kev ua haujlwm, cov neeg siv khoom lag luam tuaj yeem txhim kho qhov cub kom ruaj khov, txo cov nqi tu, thiab txuas ntxiv lub neej kev sib tw.
Rau iav rauv refractory systems, steel slag zones, thiab lwm yam siab -corrosion ib puag ncig, zoo- xaiv Magnesite Zirconium Bricks tseem yog ib qho ntawm feem txhim khu kev qha tiv thaiv-alkali refractory daws muaj hnub no.
