综述了在不同因素影响下的烧结钕铁硼永磁体的腐蚀行为,影响因素包括:环境温度、湿度、气体组成、水溶液pH值,以及磁体磁化状态、密度及富钕相分布、成分组成等.提高磁体密度,使富钕相均匀分布以及添加合金元素,都可以有效提高磁体的抗腐蚀性.
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