学科分类
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1 个结果
  • 简介:Thermalshockresistantpropertiesofreactionsinteredbauxite-basedβ-Sialonbondedcorundumhavebeeninvestigated,andtheresultsarecomparedwiththoseofAl2O3basedcounterpart.Itisfoundtheyallhaveverygoodthermalshockresistance.Theirresidualstrengthratiosafteronethermalshockcycleat△T=1200℃and△T=1350℃are61%~73%and53%~65%respectively.Theircriticaltemperaturedifference(TSR)is600℃~800℃.TSRparametersarecalculatedbasedonthermalexpansion,modulusofelasticity,andfracturetoughnessdetermined.ThereasonsforimprovingTSRofthesecompositematerialsarediscussed.

  • 标签: 硅铝氧氮聚合材料 铁铝氧石 热冲击 金刚砂 耐火材料