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为了探索生产ITO陶瓷靶材的新工艺方法,降低生产靶材的成本,提高靶材的性能,设计了纳米ITO陶瓷粉末经爆炸压实并附加烧结的工艺路线,提出了快速烧结,快速冷却的烧结工艺,对所得样品进行密度检测,并利用SEM对样品微观组织、形貌进行了分析.研究表明:使用高爆速炸药RDX和选择高温快速烧结方案能够获得密度高达98.71%理论密度,微观组织比较良好的陶瓷块体;纳米ITO粉末经爆炸压实后能够在高温突变条件下进行烧结处理;在快速冷却过程中,没有发现宏观裂纹的产生.

参考文献

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