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添加CaO对Al2O3陶瓷的物相、显微形貌和性能的影响
  • ISSN号：1002-185X
  • 期刊名称：稀有金属材料与工程
  • 时间：0
  • 页码：-
  • 分类：TQ175[化学工程—硅酸盐工业]
  • 作者机构：中国地质大学(北京)非金属矿物和固废资源材料化利用北京市重点实验室矿物材料国家专业实验室
  • 相关基金：国家自然科学基金(51032007,51372232,51272241);中央高校基本科研业务费专项资金(2652014039)
  • 相关项目：非氧化物复相耐火材料的免烧成技术及性能研究
作者： 易帅|项佳伟|黄朝晖|刘艳改|房明浩|吴小文|
关键词： Ca, O, AL2O3陶瓷, 抗折强度, 硬度, 断裂韧性
中文摘要：

研究了Ca O不同添加量(0%,1%,2%,3%,4%,5%,质量分数,下同)对Al2O3陶瓷的物相、显微形貌和机械性能的影响。研究结果表明:Ca O加入后与Al2O3反应生成了Ca Al12O19(CA6),并且随着Ca O添加量的增加,CA6的物相逐渐增多,Al2O3陶瓷试样的体积密度和硬度逐渐减小。抗折强度和断裂韧性则呈现先增加后减小的趋势,当添加量为2%时,抗折强度和断裂韧性均达到最大值,分别为297 MPa和4.65 MPa·m1/2。

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期刊信息
  • 《稀有金属材料与工程》
  • 中国科技核心期刊
  • 主管单位:中国科学技术协会
  • 主办单位:中国有色金属学会 中国材料研究学会 西北有色金属研究院
  • 主编：张平祥
  • 地址：西安市51号信箱
  • 邮编：710016
  • 邮箱：RMME@c-nin.com
  • 电话：029-86231117
  • 国际标准刊号：ISSN：1002-185X
  • 国内统一刊号：ISSN：61-1154/TG
  • 邮发代号:52-172
  • 获奖情况:
  • 首届国家期刊奖,中国优秀期刊一等奖,中国有色金属工业优秀期刊1等奖
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  • 被引量:24715