萍钢二铁厂提高烧结矿中MgO含量的实践

:2007207221:(19742),,,,:100622777(2007)0620018203MgO(,337019):MgO310%,:;MgO;;:TF046.4:CPracticeofIncreasingMagnesiumOxideContentinSintersatNo.2IronmakingPlantofPingangZHOUXu2qing(PingxiangIronandSteelCo.,Ltd.,JiangxiPingxiang337019,China)Abstract:Theinfluenceofproductandqualityinsinterfortheincreasingmagnesiumoxidecontentto3percentisan2alysed.Meanwhile,relevantmeasuresofusingandresultsareintroduced.KeyWords:sinters;magnesiumoxide;productandquality;measure1()450m33,167t,290m2,228t,72%200619,,,,,200611MgO,MgO214%,MgO7%8%,,MgO310%,MgO9%10%,,,,2MgO2.11,MgO223:,718kg,10kg,;,,916kg,812kg,276200712JIANGXIMETALLURGYVol.27,No.6December2007©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()1116401123101811712(+)10194012231018197103kg/tkg/tkg/t-kg/t-kg/t-kg/t376104019369164011376174012-614-017017-01771101191101012103111116951410191212114414017-717-01719613211721016231020712231014131141018114-3140109113101065177126310710-2516-219-2813-310-217-012561251664106145913610718019311015-418-014901491080147199011910-1010-111-0140109161110100100100108170190100108170198120194MgO,%TFeFeOSiO2Al2O3CaOMgOR551107196610911851018121371178551268151516411711014021761185541348166610011721114331141191-01160156-0146-0114-014101390107--01760170-0110-0113016201770113--019201140136010111020138010691276:MgO©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1),,,,,SiO2,,(2),,:,;,:CaMg(CO3)2730765MgO+CaCO3+CO2(g)812937MgO+CaO+2CO2(g),,MgO,,,,,MgO,,MgO,SiO2,(3)MgO,,,5mm/mint/(m2h)%kg/t(+613mm)%(-5mm)%291167114381117955219675130110827122711365121738561077018111332914231144211197257115731291160--11940-01073019433111-41490125-0125601004011774119-21010152-2119601077-017661108214801283MgO,3.1MgO,,,MgO,700mm,,,,MgCO3,;,,65,316%319%,(710011)%,13,12220,45min3.2,90%;,,85%3.3MgO,,,MgO,,,,,02200712©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1),,,,,,,MgO,,,(2),,,,3.5,,1,1;,,;,4,MgO,,,MgO,MgO,,MgO,CaO,()(17)(3):2006783,,3345678,t4155115234798133401191444117410943758128,%641420471321591755601498671393,t/(m3d)3152831070314213161731722,t/(m3d)1162311551115141171211769,t/t3159431233317543150931484:46;7891,33,,,3,,,,()12276:MgO©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.