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Abstract:
将Al2O3-30%(质量分数,下同)TiB2的复合粉与10%粒度为80~200nm的Al2O3粉混合,喷雾干燥造粒制备成热喷涂喂料,采用三阴极轴向送粉等离子喷涂系统(Axial-Ⅲ)喷涂沉积TiB2/Al2O2涂层。用X射线衍射、扫描电子显微镜及能谱仪分析涂层物相组成、微观形貌,测试涂层表面显微硬度和Rockwell硬度。结果表明:涂层由α-Al2O3,γ-Al2O3,TiB2和少量TiO2组成;TiB2在涂层中主要以颗粒状形态存在。显微硬度为16.68GPa;涂层表面Rockwell硬度平均值达52.9。
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Source :
硅酸盐学报
Year: 2007
Issue: 08
Page: 1097-1102
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 10
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