三脱喷枪浇注料研究

SCI-TECHINFORMATIONDEVELOPMENT＆ECONOMY２００8１835１１００t８５t０.６％２.６m０.２m１５min３０min０.５mm～１.６mm０.４MPa～０.６MPa４０℃。１、２。１４００℃、。、、、。、。２２.１１５mmwAl２O３＝７０%～７２％≤０.０４３mmwAl２O３≥９８.５％CALafargeSecar７１wAl２O３＝６９%～７２％ωCaO＝２６%～３１％d５０＝１２μm;α－Al２O３wAl２O３≥９８.５％d５０＝１.８μm;SiO２Elkem９７１uwSiO２≥９７％d５０＝０.５１μmωAl２O３＝５９%～６０％wSiO２＝３８～３９％SiCwSiC≥９７％。２.２７０∶３０α－Al２O３SiO２８％３。２.３２.３.１３min。２.３.２４０mm×４０mm×１６０mm１１０℃×２４h１０００℃×３h１４００℃×３h、、、、。２.３.３１００mm×１００mm×１００mm。２.３.４１５００℃×３h１１００℃１。３３.１。。。AndreassenCPFT/１００＝D/DLqCPFT/１００＝DD＝DL＝q。Andreassenq０.３００.３７。q０.２３５％５.５％４。３.２SiO２１２－１SiO２１４００℃×３hSiO２SiO２α－Al２O３。。SiO２Al２O３１００５－６０３３２００８３５－0130-02２００８－１0－０３０３０００１、。TF63A１wC/%4.0～4.2wSi/%≤0.65wMn/%0.15～0.25wS/%≤0.040wP/%0.07～0.09wO/%0.005/℃1330～1350CaO41.5±1SiO237.5Al2O310MnO0.15FeO0.5MgO9S0.05２%３%SiO2α-Al2O3CA71170——3522-170——5322-270——5322-370——532370——5354-1705—5324-2678—5325-170—35325-266—7532４2-14.8160/1002-25130/1002-34.5145/100５、、1/MPa2-1/MPa3/MPa54601064.22.55.01021081174.25.55.71221761344.8127.0110℃×24h1000℃×3h1400℃×3h130。。。３.３。CA６。CaO。５３２－１。。３.４、。、、。。０.４％。０.０５％。CA。０.０１％≥４５min≤５００min。１１０℃×２４h４０％。３.５１１５００℃×３h４。５－１４－１、２－１１。。３.６６。、、。１４００℃。６。４１。２SiO２α－Al２O３。３０.４％。０.０５％。CA。４。１.Al２O３SiO２—J.２００４３８６３９６－３９８.２.J.１９９８５３－９.───────────────１９９７７２００００３０００１.１２－１４－１５－１１６/MPa/%14.874.32-11287.74-116.493.44-214.496.85-113.986.75-212.290.4StudyontheLanceCastableMaterialforMoltenIronPretreatmentZHANGSu-hongABSTRACT:Basedontheserviceconditionsofthelanceformoltenironpretreatmentthispaperanalyzesthegrainsizedistributionandtheselectionofthemicro－powderandadmixtures,andprobesintotheinfluencesofintroducingtheandalusiteandcarborundumonitsthermalshockresistanceandslagresistance.KEYWORDS:lancecastablematerial;grainsizedistribution;admixture;additivewateramount;thermalshockresistance;slagresistanceE-mail:[e-mail]131