简介:1IntroductionKyaniteisanimportantnaturallyoccurringindustrialmineralandisusedinthemanufactureofavarietyofindustrialceramicproducts;notableexamplesincluderefractoriesandporcelains.Itisahighpressurepolymorphofthealuminosilicatesofthenesosilicategroup,whichincludeskyanite,sillimanite,andandalusite.
简介:Functionalrefractories,includingsubmergedentrynozzle(SEN),ladleshroudandmonolithicstopper,arethekeyrefractoriesforcontinuouscasting.Drivenbythedemandofhigh-speedcontinuouscasting,traditionalfunctionalrefractoriesfailtomeettheneedsoflongspanlife,andhighperformancefunctionalrefractoriesforcontinuouscastingareincreasinglyrequired.Throughstructureandmaterialdesign,theperformanceoffunctionalrefractoriesissignificantlyimproved.Inthispaper,someresearchadvancesonfunctionalrefractoriesforcontinuouscastingwerementioned.Throughnumericalmodelingandhotsimulation,theservicelifeofnon-preheatingladleshroudwasincreasedfrom8htomorethan12h.Throughthewatermodeling,theflowpatternsinthemoldweresignificantlyimprovedandthroughhotsimulationandmaterialdesign,theservicelifeandreliabilityofSENwerealsosignificantlyimproved.