分析了Tefernol-D颗粒体积含量为53%的环氧基磁致伸缩复合材料的显微结构,测试了Terfenol-D/环氧树脂复合材料及相应Tefernol-D的动静态磁致伸缩性能及增量磁导率,通过阻抗频率谱分析计算得到了2种材料的弹性模量、磁机械耦合系数和截止频率等重要的性能参数.结果表明,由于树脂基体隔断了Terfenol-D颗粒间的导通,与Terfenol-D相比,Terfenol-D/环氧树脂复合材料的动静态磁致伸缩性能及磁导率、弹性模量、磁机械耦合系数均有不同程度的降低,但其许用频率却提高了2个数量级,因此更适用于高频超声领域.
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