100t精炼钢包永久层用耐材的优化

100t姬健营()100t,,,,,,,OPTIMIZATIONOFREFRACTORYUSEDONTHEPERMANENTLINEOF100TLADLEJiJianying(AnyangIron&SteelCo.,Ltd)ABSTRACTItintroducesthechoicesofmaterialqualityandtheoptimizeofmasonrybuildingcraftofrefractoryuesdin100tladles,Throughpracticalapplication,UsesthisMaterialofflowsautomaticallypourstobuildingthepermafrostline,Itcanimprovetheservicelife,Reducesmaterialconsumptionofrefractory,Reducestheaccidentofgoesthroughtheadle,Obtainsthegoodeffectandeconomicefficiency.KEYWORDSladlepermafrostlineflowsautomaticallypoursthematerial0,,(LF)(VD),,,,,LF+VD,LFVD,,,100t:1100t1100t,(),70mm~110mm,,1000!~1650!2100t100t1100t3:T-3,,2.1高铝T-3砖砌筑T-3:(),,2.2轻质浇注料模具整体打结:1),,;2),(),20068Aug.2006144HENANMETALLURGYVol.14No.4:,,.(455004),;:2006∀5∀31(:),;3)8~12h,,12h:,,,,:,,,,,,1:1[1]%Al2O33092.0MgO6.0SiO2300.3%110!,24h17.31500!,3h23.6%1500!,3h0~-0.6+1.54gcm3110!,24h#1.33.011500!,3h2.91MPa110!,24h∃337.11500!,3h∃554.0MPa1200!,3h3.2MPa1400!∃0.97.0wm.k700!0.353,,,,,13.1新型不定型耐材自流浇注料的打结工艺1),;2),;3);4);5)(70mm~110mm),3~5(300~500mm),,,(5),;6),24h3.2特点,:1),,;2),,,,;3);4),;5),,,,;,24h,,,3.3永久层采用不同材质及砌筑工艺的对比2:2T-3,()200~5001000~12001500()0.1750.1060.088!1300~14001650~17001650~170044.1原永久层砌筑工艺的使用效果100t(T-3),,:4.1.1耐火砖砌筑,,;,,%32%20064,4.1.2轻质浇注料使用模具打结,,,,:,,,;,;,,;,;&&&&4.2新型永久层工艺的使用效果,,:2601500;59(9117.5min)75(11885min);8.7;;:,;;,,2,5,,,,,,6[1],..:,2000.40~50.(上接第10页),CaO,,,,LF,4,()MI,0.25~0.35,CaO-SiO2-Al2O3-MgO(5%)(5):51600!CaO-SiO2-Al2O3-MgO(5%)5,LF()CaO:55%~65%,Al2O3:25%~40%,SiO2:7%~10%31),,,LF;2)LF55%;3)CaO-SiO2-Al2O3-MgO(5%)4[1],,.[J].,2002,18(5):40.[2],,.[J].,2000,22(4):320-32.[3]DufyJA,IngramMD,SommervilleID.Acid-BasedPropertiesofMoltenOxidesandMetallurgicalslags[J].JournaloftheChemistrysocietyFaradyTrans.,1978,74(6):1410~1419.[4]DufyJA.OpticalBasicityofFlourideContainingSlags[J],IronmakingandSteehnaking,1990,17(6):410~13.[5]SosinskyDJ.,SommervilleID.Thecompositionandtemperaturedependenceofthesulfidecapacityofmetallurgicalslags[J].MetallTrans,1996,17B(2):331~337.[6].[D],:,2003.[7]OhtaH.,SuitoH..ActivitiesofSiO2andAl2O3andactivitycoefficientsofFetOandMnOinCaO-SiO2-Al2O3-MgOslags[J].MetallMaterTrans.,1998,29B(2):119~129.[8].[J].,2000,21(5):29~33.%33%20064