对生产钡铁氧体磁粉的不同热处理方式进行了研究。
Barium ferrite magnetic powder is an excellent magnetic recording medium, suitable both to longitudinal and vertical magnetic recording modes.
本发明涉及一种磁记录用铁氧体磁粉及其制备方法。
The invention relates to a ferromagnetic oxide powder for magnetic recording and a preparation method thereof.
此模型可用来解释取向钡铁氧体磁粉介质的反磁化机理。
This model could be used to explain the magnetization reversal mechanism of the oriented Ba ferrite particulate media.
分三个生产分厂，一分厂生产粘结铁氧体磁粉和尼龙磁粒料；
Three production plants, one plant producing nylon bonded magnetic ferrite powder and aggregates;
本文叙述了湿法制备具有机械取向特性的铁氧体磁粉的工艺研究，并对磁粉进行了多方面的物化测试。
Studies on the wet preparation of mechanically aligned ferrite powders and measurements of some physical and magnetic properties were per-formed.
回顾了永磁铁氧体磁粉生产的历史和最新进展，展望了其广阔的发展前景，综述了一些永磁铁氧体磁粉生产的新技术。
The history and recent progress of hard ferrite magnetic powder is reviewed in this article, involved some of new technology, new production, new equipment and management.
本发明还提供了上述 铁氧体磁粉的制备方法，其包括以下步骤：配料、混料、预烧、粗破碎、细磨、烘干、退火、解碎。
The invention also provides the preparation method of the ferromagnetic oxide powder, comprising the steps of dosing, mixing, preburning, crude crushing, fine grinding, drying, annealing and smashing.
结果发现，有效磁各向异性常数随粒度的减小而增大，微粉的有效磁各向异性常数大于锂铁氧体的磁晶各向异性常。
The calculated results showed that the effective magnetic anisotropy constants of ultrafine particles were larger than the magnetocrystalline anisotropy constant of Li-ferrite.
通过高电压模拟试验，观测了铁氧体、非晶磁芯和金属磁粉芯三种材料的磁环，特别观测了磁饱和的影响。
High voltage simulation tests were performed on the magnetic rings of three kind materials, i. e. ferrite, amorphous and microcrystalline and metallic magnetic powder core.
通过高电压模拟试验，观测了铁氧体、非晶磁芯和金属磁粉芯三种材料的磁环，特别观测了磁饱和的影响。
High voltage simulation tests were performed on the magnetic rings of three kind materials, i. e. ferrite, amorphous and microcrystalline and metallic magnetic powder core.
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