an 80/20 alloy of nickel and iron; easily magnetized and demagnetized
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This paper analysed permalloy audio heads and tapes for failure. 對磨損失效的坡莫合金錄音磁頭和磁帶進行了分析。
Fe-based nanocrystalline cores can replace permalloy, and can be applied to electronic or electromagnetic leakage protection switching transformers. 鐵基納米晶鐵芯替代坡莫合金，應用于電子式或電磁式漏電保護開關互感器鐵芯。