通过减小原材料粒度和在主配方中添加适量CuO,显著降低了NiZn铁氧体样品的烧结温度,在930℃低烧结温度条件下制备的NiZn铁氧体样品的晶粒更完整,组织更致密,使得材料的初始磁导率＞1500.与传统工艺条件下制备的磁导率相当的NiZn铁氧体相比,本文中使用较低的NiO含量、预烧温度和烧结温度,制备的NiZn铁氧体具有更好的性能和较低的生产成本.
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