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CN106007697A - 一种高Bs低损耗软磁材料及其制备工艺 - Google Patents

一种高Bs低损耗软磁材料及其制备工艺 Download PDF

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CN106007697A
CN106007697A CN201610319574.4A CN201610319574A CN106007697A CN 106007697 A CN106007697 A CN 106007697A CN 201610319574 A CN201610319574 A CN 201610319574A CN 106007697 A CN106007697 A CN 106007697A
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soft magnetic
formula
low
analysis
powder body
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李前军
颜茂山
杜兴龙
徐宸
袁翔
季长贵
马鑫圣
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Taizhou Maoxiang Electronic Equipment & Materials Co Ltd
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Abstract

本发明涉及一种高Bs低损耗软磁材料，材料的配方由氧化铁、四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成；一种高Bs低损耗软磁材料的制备工艺，首先进行检测分析，混合，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等流程后，完成了粉体制备，使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。本发明与现有技术相比具有下列优点：所得材料磁芯损耗率低，饱和磁感应强度高，对材料特性的分类要求更加细化和专业化，根据市场技术分析和业内的相关科技创新发展趋势的分析，达到所需产品指标。

Description

一种高Bs低损耗软磁材料及其制备工艺
技术领域
本发明涉及一种高Bs低损耗软磁材料。
本发明涉及一种高Bs低损耗软磁材料的制备工艺。
背景技术
新能源汽车充电设施、新能源发电等大功率电子设备向小型化方向发展的趋势日益明显，对其中电子变压器、电感器等磁性组件中的核心基础材料——磁性材料提出了更高要求。根据市场技术分析和业内的相关科技创新发展趋势的分析，目前此类产品对材料的要求是：磁性材料的特性指标能达到：初始导磁率在2700左右，而磁芯损耗25℃时在550KW/m3左右，100℃时在290KW/m3左右，饱和磁感应强度Bs：25℃时在540mT,100℃时在430mT,120℃时在390mT,而目前所使用的材料无法保证批量生产符合此要求的产品，故需研发一种新型的磁性材料来适应此类要求。
发明内容
本发明提供一种高Bs低损耗软磁材料。
本发明提供一种高Bs低损耗软磁材料的制备工艺。
为达到上述目的，本发明采用的技术方案是：
一种高Bs低损耗软磁材料，材料的配方由氧化铁、四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成，其配方组成范围如下：
上述技术方案的有关内容解释如下：
上述技术方案中，氧化铁(Fe2O3)的最佳范围：68.92～69.75wt％；四氧化三锰(Mn3O4)的最佳范围：25.64～26.35wt％；氧化锌(ZnO)的最佳范围：5.13～5.52wt％。
一种高Bs低损耗软磁材料的制备工艺，首先对从合格分供方购入的配方组成材料的物理化学特性进行检测分析，符合规定要求后，按配方比例将组成材料混合后，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等生产工艺流程后，完成了软磁铁氧体材料的粉体制备，通过对粉体的试压和试烧试验并检测与分析，完成对材料性能合格与否的判定,使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。
由于上述技术方案运用，本发明与现有技术相比具有下列优点：
所得材料磁芯损耗率低，饱和磁感应强度高，对材料特性的分类要求更加细化和专业化，根据市场技术分析和业内的相关科技创新发展趋势的分析，达到所需产品指标。
具体实施方式
下面结合实施例对本发明作进一步描述：
实施例一：
本发明的一种高Bs低损耗软磁材料，材料的配方由氧化铁、四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成，其配方组成范围如下：
一种高Bs低损耗软磁材料的制备工艺，首先对从合格分供方购入的配方组成材料的物理化学特性进行检测分析，符合规定要求后，按配方比例将组成材料混合后，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等生产工艺流程后，完成了软磁铁氧体材料的粉体制备，通过对粉体的试压和试烧试验并检测与分析，完成对材料性能合格与否的判定,使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。
实施例二：
本发明的一种高Bs低损耗软磁材料，材料的配方由氧化铁、四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成，其配方组成范围如下：
一种高Bs低损耗软磁材料的制备工艺，首先对从合格分供方购入的配方组成材料的物理化学特性进行检测分析，符合规定要求后，按配方比例将组成材料混合后，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等生产工艺流程后，完成了软磁铁氧体材料的粉体制备，通过对粉体的试压和试烧试验并检测与分析，完成对材料性能合格与否的判定,使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。
实施例三：
本发明的一种高Bs低损耗软磁材料，材料的配方由氧化铁、四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成，其配方组成范围如下：
一种高Bs低损耗软磁材料的制备工艺，首先对从合格分供方购入的配方组成材料的物理化学特性进行检测分析，符合规定要求后，按配方比例将组成材料混合后，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等生产工艺流程后，完成了软磁铁氧体材料的粉体制备，通过对粉体的试压和试烧试验并检测与分析，完成对材料性能合格与否的判定,使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。
实施例四：
本发明的一种高Bs低损耗软磁材料，材料的配方由氧化铁、四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成，其配方组成范围如下：
一种高Bs低损耗软磁材料的制备工艺，首先对从合格分供方购入的配方组成材料的物理化学特性进行检测分析，符合规定要求后，按配方比例将组成材料混合后，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等生产工艺流程后，完成了软磁铁氧体材料的粉体制备，通过对粉体的试压和试烧试验并检测与分析，完成对材料性能合格与否的判定,使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。
实施例五：
本发明的一种高Bs低损耗软磁材料，材料的配方由氧化铁、
四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成，其配方组成范围如下：
一种高Bs低损耗软磁材料的制备工艺，首先对从合格分供方购入的配方组成材料的物理化学特性进行检测分析，符合规定要求后，按配方比例将组成材料混合后，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等生产工艺流程后，完成了软磁铁氧体材料的粉体制备，通过对粉体的试压和试烧试验并检测与分析，完成对材料性能合格与否的判定,使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。
表1：与现有材料性能比较
从表中可以看出只有MB90D材料(本申请)可以同时满足此类的各方面要求。
表2：实施例与对照例材料制成磁芯性能对照表
由此可知所得材料磁芯损耗率低，饱和磁感应强度高，对材料特性的分类要求更加细化和专业化，根据市场技术分析和业内的相关科技创新发展趋势的分析，达到所需产品指标。
上述实施例只为说明本发明的技术构思及特点，其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施，并不能以此限制本发明的保护范围。凡根据本发明精神实质所作的等效变化或修饰，都应涵盖在本发明的保护范围之内。

Claims (3)

1.一种高Bs低损耗软磁材料，其特征在于：所述材料的配方由氧化铁、四氧化三锰和氧化锌三种主要原材料构成基础配方并在此基础上加入数种添加物构成，其配方组成范围如下：
2.根据权利要求1所述的一种高Bs低损耗软磁材料，其特征在于：所述氧化铁(Fe2O3)的最佳范围：68.92～69.75wt％；四氧化三锰(Mn3O4)的最佳范围：25.64～26.35wt％；氧化锌(ZnO)的最佳范围：5.13～5.52wt％。
3.根据权利要求1所述的一种高Bs低损耗软磁材料的制备工艺，其特征在于：首先对从合格分供方购入的配方组成材料的物理化学特性进行检测分析，符合规定要求后，按配方比例将组成材料混合后，经过振磨、轧片、整形、预烧、粗粉碎、细粉碎、制浆、配方分析与调整、喷雾造粒等生产工艺流程后，完成了软磁铁氧体材料的粉体制备，通过对粉体的试压和试烧试验并检测与分析，完成对材料性能合格与否的判定,使用合格的材料进行相应铁氧体磁芯的制造，磁芯制造的主要工艺流程为：粉体调湿、成型、烧结、研磨、清洁、分测、包装。
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