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Manganese zinc ferrite material with high saturation magnetic flux density and low loss
The invention relates to a manganese zinc ferrite material with high saturation magnetic flux density and low loss, and belongs to the technical field of manganese zinc ferrite materials, the manganese zinc ferrite material comprises main components and auxiliary components, the main components comprise 63.0-72.0 mol% of Fe2O3, 8.0-10.0 mol% of ZnO, and the balance of MnO; and the auxiliary components comprise SiO2, CaCO3, Nb2O5, ZrO2, MoO3, TiO2 and V2O5. The invention also discloses a preparation method of the ceramic. Through optimal combination of the addition amount of auxiliary components, reasonable control of powder size distribution is combined with temperature optimization of a sintering condition heating section, and the problems that a manganese zinc ferrite material with the main component iron oxide content of 60 mol% or above is difficult to densify, large in grain size and non-uniform in distribution are solved; the high densification rate of the manganese-zinc ferrite material with the main component iron oxide content of more than 63 mol% is realized, and the manganese-zinc ferrite material has the properties that Bs is higher than 500mT and the loss is lower than 1900kW/m < 3 > at the high temperature of 100 DEG C.
本发明涉及一种高饱和磁通密度低损耗锰锌铁氧体材料，属于锰锌铁氧体材料技术领域，包括主成分和辅助成分，主成分包括Fe2O3为63.0～72.0mol％，ZnO为8.0～10.0mol％，余量为MnO；辅助成分为SiO2、CaCO3、Nb2O5、ZrO2、MoO3，TiO2、V2O5。通过辅助成分添加量进行优化组合，在控制合理的粉体粒度分布结合烧结条件升温段温度优化，解决主组成氧化铁含量60mol％以上的锰锌铁氧体材料难致密化，晶粒大且分布不均匀的难题，实现主组成氧化铁含量大于63mol％锰锌铁氧体材料的高致密化率，在高温100℃下具有Bs高于500mT，且损耗低于1900kW/m3性能。
Manganese zinc ferrite material with high saturation magnetic flux density and low loss
The invention relates to a manganese zinc ferrite material with high saturation magnetic flux density and low loss, and belongs to the technical field of manganese zinc ferrite materials, the manganese zinc ferrite material comprises main components and auxiliary components, the main components comprise 63.0-72.0 mol% of Fe2O3, 8.0-10.0 mol% of ZnO, and the balance of MnO; and the auxiliary components comprise SiO2, CaCO3, Nb2O5, ZrO2, MoO3, TiO2 and V2O5. The invention also discloses a preparation method of the ceramic. Through optimal combination of the addition amount of auxiliary components, reasonable control of powder size distribution is combined with temperature optimization of a sintering condition heating section, and the problems that a manganese zinc ferrite material with the main component iron oxide content of 60 mol% or above is difficult to densify, large in grain size and non-uniform in distribution are solved; the high densification rate of the manganese-zinc ferrite material with the main component iron oxide content of more than 63 mol% is realized, and the manganese-zinc ferrite material has the properties that Bs is higher than 500mT and the loss is lower than 1900kW/m < 3 > at the high temperature of 100 DEG C.
本发明涉及一种高饱和磁通密度低损耗锰锌铁氧体材料，属于锰锌铁氧体材料技术领域，包括主成分和辅助成分，主成分包括Fe2O3为63.0～72.0mol％，ZnO为8.0～10.0mol％，余量为MnO；辅助成分为SiO2、CaCO3、Nb2O5、ZrO2、MoO3，TiO2、V2O5。通过辅助成分添加量进行优化组合，在控制合理的粉体粒度分布结合烧结条件升温段温度优化，解决主组成氧化铁含量60mol％以上的锰锌铁氧体材料难致密化，晶粒大且分布不均匀的难题，实现主组成氧化铁含量大于63mol％锰锌铁氧体材料的高致密化率，在高温100℃下具有Bs高于500mT，且损耗低于1900kW/m3性能。
Manganese zinc ferrite material with high saturation magnetic flux density and low loss
一种高饱和磁通密度低损耗锰锌铁氧体材料
LI XIAOLONG (author) / GAO HONGLIANG (author) / XIE ZHONGLI (author) / HUANG BIN (author)
2022-12-30
Patent
Electronic Resource
Chinese
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