阅读说明：本技术 一种铁钴基纳米晶软磁合金磁芯材料及其制备方法 (Iron-cobalt-based nanocrystalline magnetically soft alloy magnetic core material and preparation method thereof ) 是由 邓毕力 罗顶飞 潘振海 王玉川 徐敏义 于 2020-12-21 设计创作，主要内容包括：本发明提供一种铁钴基纳米晶软磁合金磁芯材料及其制备方法,所述材料按重量组分计,包括以下成分：分子式为Fe-aSi-bM-cB-dCr的纳米晶纳米粉末60份～80份,其中a+b+c+d＝99,所述M元素为Cd、Ce、Nb、Cu中的一种或几种,65≤a≤75,15≤b≤25,6≤c≤10,1≤d≤3；纳米金属氧化物粉末20份～35份；纳米SiO-2粉末15份～20份；正硅酸乙酯10份～15份；石墨烯20份～25份；环氧树脂30份～40份；脂肪酸聚氧乙烯酯5份～10份；环己烷20份～25份；正丙醇15份～18份。本发明提供磁芯材料具有高饱和磁化强度,高介电常数、低磁损率和高矫顽力等优异的软磁合金性能。(The invention provides an iron-cobalt-based nanocrystalline magnetically soft alloy magnetic core material and a preparation method thereof, wherein the material comprises the following components in parts by weight: molecular formula of Fe a Si b M c B d 60-80 parts of Cr nanocrystalline nano powder, wherein a + b + c + d is 99, the M element is one or more of Cd, Ce, Nb and Cu, a is more than or equal to 65 and less than or equal to 75, b is more than or equal to 15 and less than or equal to 25, c is more than or equal to 6 and less than or equal to 10, and d is more than or equal to 1 and less than or equal to 3; 20-35 parts of nano metal oxide powder; nano SiO 2 15-20 parts of powder; 10-15 parts of ethyl orthosilicate; 20-25 parts of graphene; epoxy resin 3040-40 parts of a solvent; 5-10 parts of fatty acid polyoxyethylene ester; 20-25 parts of cyclohexane; 15-18 parts of n-propanol. The present invention provides a magnetic core material having excellent soft magnetic alloy properties such as high saturation magnetization, high dielectric constant, low magnetic loss rate, and high coercive force.)