鋁鎂質(zhì)預(yù)制塊的研究和使用

1、武漢理工大學(xué)碩士學(xué)位論文鋁鎂質(zhì)預(yù)制塊的研究和使用姓名：易碧輝申請學(xué)位級別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：魏明坤洪學(xué)勤20050501AbstractThecoruIldumbasedaluninamagnesiacastablefortheliningofsteelladleshasbeenresearchedformanyyearsIntraditionalstudying，pre—reactivespinelwasintroducedA

2、SMgOsource；calciumaluminatecementormicrosilicapowderasbinder，andthecastableWASusedASamonolithicliningforladleButtherearetoomuchslagstickingontheladleandservinglifeisshortInrecentyears，thestudyonpre—productionbrickofaluni

3、namagnesiacastableonladleshasbeendevelopedInthispapertheeffectofintroductionmethodandcontentofMgO，particalsizedistribution，fiberscontent，selectionofbindersanddispersantontheproperties，suchAStheslagcorrosionresistance，the

4、rmalshockresistance，permanentlinechange，strengthandperformancepropertiesofaluninamagnesiapreproductionbrick，werestudiedsystematicallyTheslagcorrosionresistanceWASstudiedbystaticcrucibleandthespeedofcorrosionsWAScalculate

5、donthebASisofrepeatedexperimentsThethermalshockresistancewastestedbyrapidwatercoolingaftertreatedat1100。Cfor20rainTheintroductionmethodofMgOWASdiscussedusingstructureanalysisAllkindsofdifferentways(SEM，EDXandX—rayetc)wer

6、eusedtoexplorethemicrostructureofthesamplesafterslagtest，accordingtotheresult，thebasicmechanismscontributingtotheslagcorrosionresistanceofaluninamagnesiasyatemcastablewereinvestigatedTheexperimentalresultsshowthatalunina

7、magnesiacastablewitllexcellentslagcorrosionandpenetrationresistancecanbeworkedoutbyintroducingsinglemagnesiaASMgOsource，noncementadhesive，formingspinelfrominsitureaction，byoptimizingthematrixtoreducereactionbetweencastab

8、leandforminglowmeltingpointmaterialinslagThetastable、^itllgoodthermalshockresistanceandotherperformancepropertiesisonthebasisofadditionq％coarsegrain，2c％fiberTheexperimentalresultswereoptimizedandpreproductionbrickswerefa