凝胶注模法制备氧化铝基片常见微观缺陷分析  

The Common Micro-Defects Analysis on Preparation of Alumina Substrate by Gelcasting

作　　者：旷峰华[1] 张洪波[1] 任瑞康[1] 徐磊[1] 李自金[1] 任佳乐[1] 彭建中[1] 

机构地区：[1]中国建筑材料科学研究总院陶瓷科学研究院,北京100024

出　　处：《真空电子技术》2013年第4期64-68,共5页Vacuum Electronics

摘　　要：氧化铝陶瓷在成型、烧成以及机加工等过程中都会或多或少的产生一些微观缺陷,分析了几类常见微观缺陷,提出避免缺陷产生的相关措施。During the molding,sintering and machining process,various micro-defects often appear,several kinds of common defects of alumina ceramic substrates prepared by gelcasting were described,and relevant measures were put forward.

关 键 词：微观缺陷 团聚 气孔 微裂纹 夹杂物 

分 类 号：TB383[一般工业技术—材料科学与工程]