等离子喷涂碳化硼涂层的性能研究

材料保护, 1999, 32(4): 33-34. doi: 10.3969/j.issn.1001-1560.1999.04.020

等离子喷涂碳化硼涂层的性能研究

曾毅 ^1, , 张叶方 ^2, , 黄静琪 ^3, , 丁传贤 ^4,

1.中国科学院上海硅酸盐研究所,200050

2.中国科学院上海硅酸盐研究所,200050

3.中国科学院上海硅酸盐研究所,200050

4.中国科学院上海硅酸盐研究所,200050

关键词：等离子喷涂 , 碳化硼涂层 , 涂层性能

Properties of Plasma Sprayed Boron Carbide Coating

采用等离子喷涂方法制备碳化硼涂层,用X射线衍射鉴定涂层的相组成;测定了涂层的气孔率、气孔分布,涂层的结合强度,涂层的抗热震性能.试验表明,所制的涂层具有较低气孔率(7%),较小的平均气孔径(0.88 μm),较好的结合强度(11 MPa)和抗热震性能.

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