CN111593273A - 一种新型软磁合金材料 - Google Patents
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Abstract
本发明公开了一种新型软磁合金材料,它涉及磁性材料技术领域。其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为:硅8.0‑8.5%,硼2.0‑2.5%,铜1.3‑1.5%,铌4.0‑4.3%,钼2.0‑2.4%,其余成分为纯铁。本发明通过调整非晶带材的成分,达到降低成本,提高生产效率,提高产品合格率的目的。
Description
技术领域
本发明涉及的是磁性材料技术领域,具体涉及一种新型软磁合金材料。
背景技术
磁性材料是最重要的功能材料之一,在工业和现代科学技术发展中、特别是电子技术发展中发挥着极其重要的作用。磁性材料的发展带动了电力电子技术等许多领域的发展。磁性材料的种类众多,按应用类型通常可分为永磁材料、软磁材料等。在电力及电讯技术的推动下,软磁材料的需求快速增长,软磁产业也随之得到快速发展。在软磁材料近百年的发展进程中,出现的比较有代表性的传统软磁材料有硅钢、铁氧体、坡莫合金等。
随着电子技术的发展,电子产品向小型化、轻量化和高性能方向发展,为减少、抑制、消除电磁污染和干扰的需要,要求软磁材料需要具有高饱和磁通密度、低损耗、高导磁、高稳定性、低成本等特性,这些对传统软磁材料提出了巨大的挑战。在此背景下,铁基软磁非晶/纳米晶合金因其原子呈长程无序排列的结构特征,使其具有较小的结构关联尺寸、很小的磁各向异性,因而具有很小的矫顽力,使其逐渐成为性能优异的新型软磁合金材料。同时,铁基软磁非晶/纳米晶合金具有更好的磁感应强度、更低的铁损率和更低的电能消耗,因此成为了一种新型的绿色节能材料。这些铁基非晶/纳米晶合金材料的出现,与传统的硅钢、铁氧铁等软磁材料相比,在很多应用领域具有更优异的综合磁性能和更佳的节能环保性,因此,成为了是一种极佳的对传统软磁材料的替代材料。实验表明,非晶的成分、制备工艺和随后晶化的方式都影响纳米晶的形成和以后的使用性能。传统的软磁产品型号一般采用107型号,产品尺寸为267/330/30(外径/内径/厚度)单位mm,其其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为硅8.0-8.4%,硼2.0-2.4%,铜1.3-1.5%,铌5.65-5.69%,其余成分为纯铁Fe。
综上所述,本发明设计了一种新型软磁合金材料。
发明内容
针对现有技术上存在的不足,本发明目的是在于提供一种新型软磁合金材料,通过调整非晶带材的成分,达到降低成本,提高生产效率,提高产品合格率的目的。
为了实现上述目的,本发明是通过如下的技术方案来实现:一种新型软磁合金材料,其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为:硅8.0-8.5%,硼2.0-2.5%,铜1.3-1.5%,铌4.0-4.3%,钼2.0-2.4%,其余成分为纯铁。
作为优选,所述的硅、硼、钼按原子组成百分含量比为4∶1∶1。
一种新型软磁合金材料的制备方法,包括以下步骤:
1、将原子组成百分比的硅8.0-8.5%,硼2.0-2.5%,铜1.3-1.5%,铌4.0-4.3%,钼2.0-2.4%在电弧加热炉1100-1200℃下经熔炼冷却制得合金锭;
2、将步骤1)制得的合金锭经切割后制得非晶薄带,并将该薄带经300-400℃,时间为1.5小时热处理后粉碎,粉碎粒径为25-35nm;
3、将步骤2)粉碎后的粉末放入模具,在50-55MPa,760-780℃下烧结8-9分钟。
本发明的有益效果:本发明将原107型号的软磁合金材料的组分进行了改进,改进后的合金成分增加了钼,并调整了各成分的百分比,改进后的新型软磁材料通过调整非晶带材的成分,达到降低成本,提高生产效率,提高产品合格率的目的。
具体实施方式
为使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解,下面结合具体实施方式,进一步阐述本发明。
本具体实施方式采用以下技术方案:一种新型软磁合金材料,其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为:硅8.0-8.5%,硼2.0-2.5%,铜1.3-1.5%,铌4.0-4.3%,钼2.0-2.4%,其余成分为纯铁。
作为优选,所述的硅、硼、钼按原子组成百分含量比为4∶1∶1。
一种新型软磁合金材料的制备方法,包括以下步骤:
1、将原子组成百分比的硅8.0-8.5%,硼2.0-2.5%,铜1.3-1.5%,铌4.0-4.3%,钼2.0-2.4%在电弧加热炉1100-1200℃下经熔炼冷却制得合金锭;
2、将步骤1)制得的合金锭经切割后制得非晶薄带,并将该薄带经300-400℃,时间为1.5小时热处理后粉碎,粉碎粒径为25-35nm;
3、将步骤2)粉碎后的粉末放入模具,在50-55MPa,760-780℃下烧结8-9分钟。
本具体实施方式将传统的107F型号的软磁合金材料的成分进行了改进,通过调整非晶带材的成分,达到降低成本,提高生产效率,提高产品合格率的目的。
实施例1:一种新型软磁合金材料,其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为:硅8.0%,硼2.0%,铜1.3%,铌4.0%,钼2.0%,其余成分为纯铁。其制备方法为:1、将原子组成百分比的硅8.0%,硼2.0%,铜1.3%,铌4.0%,钼2.0%在电弧加热炉1100℃下经熔炼冷却制得合金锭;2、将步骤1)制得的合金锭经切割后制得非晶薄带,并将该薄带经300℃,时间为1.5小时热处理后粉碎,粉碎粒径为25nm;3、将步骤2)粉碎后的粉末放入模具,在50MPa,760℃下烧结8-9分钟。
实施例2:一种新型软磁合金材料,其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为:硅8.5%,硼2.5%,铜1.5%,铌4.3%,钼2.4%,其余成分为纯铁。其制备方法为:1、将原子组成百分比的硅8.5%,硼2.5%,铜1.5%,铌4.3%,钼2.4%在电弧加热炉1200℃下经熔炼冷却制得合金锭;2、将步骤1)制得的合金锭经切割后制得非晶薄带,并将该薄带经400℃,时间为1.5小时热处理后粉碎,粉碎粒径为35nm;3、将步骤2)粉碎后的粉末放入模具,在55MPa,780℃下烧结8-9分钟。
实施例3:一种新型软磁合金材料,其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为:硅8.2%,硼2.2%,铜1.4%,铌4.1%,钼2.2%,其余成分为纯铁。其制备方法为:1、将原子组成百分比的硅8.2%,硼2.2%,铜1.4%,铌4.1%,钼2.2%在电弧加热炉1150℃下经熔炼冷却制得合金锭;2、将步骤1)制得的合金锭经切割后制得非晶薄带,并将该薄带经350℃,时间为1.5小时热处理后粉碎,粉碎粒径为30nm;3、将步骤2)粉碎后的粉末放入模具,在52MPa,770℃下烧结8.5分钟。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (3)
1.一种新型软磁合金材料,其特征在于,其组成以各组成元素的总原子量计,各组成成份的原子组成百分比为:硅8.0-8.5%,硼2.0-2.5%,铜1.3-1.5%,铌4-4.3%,钼2.0-2.4%,其余成分为纯铁。
2.根据权利要求1所述的一种新型软磁合金材料,其特征在于,所述的硅、硼、钼按原子组成百分含量比为4∶1∶1。
3.根据权利要求1所述的一种新型软磁合金材料的制备方法,其特征在于,包括以下步骤:
(1)、将原子组成百分比的硅8.0-8.5%,硼2.0-2.5%,铜1.3-1.5%,铌4.0-4.3%,钼2.0-2.4%在电弧加热炉1100-1200℃下经熔炼冷却制得合金锭;
(2)、将步骤(1)制得的合金锭经切割后制得非晶薄带,并将该薄带经300-400℃,时间为1.5小时热处理后粉碎,粉碎粒径为25-35nm;
(3)、将步骤(2)粉碎后的粉末放入模具,在50-55MPa,760-780℃下烧结8-9分钟。
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RU2009258C1 (ru) * | 1992-04-20 | 1994-03-15 | Научно-производственное предприятие "Гамма" | Магнитный сплав для отжига в окислительной среде и способ его производства |
JPH07258728A (ja) * | 1994-02-04 | 1995-10-09 | Mitsui Petrochem Ind Ltd | Fe基微細結晶軟磁性合金の製造方法 |
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CN107365950A (zh) * | 2017-07-24 | 2017-11-21 | 广东咏旺新材料科技有限公司 | Fe‑Si‑B‑Nb‑Cu铁基非晶/纳米晶软磁合金材料及制备和热处理工艺 |
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