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1)  black particle
黑磁粉
2)  black magnetic particle testing
黑色磁粉检测
1.
Comparison test and practical experience clearly showed, the defect detectibility of the fluorescent magnetic particle testing is far higher than the black magnetic particle testing.
对比试验与实践经验表明 ,荧光磁粉检测比黑色磁粉检测有高得多的缺陷检出率。
3)  magnetic powder
磁粉
1.
Preparation of TiO_2 film containing magnetic powder on biomedical metallic substrate and study on its blood compatibility;
医用金属材料表面含磁粉的TiO_2薄膜的制备及其血液相容性
2.
Effect of Mn in HDDR anisotropic NdFeCoB magnetic powder;
Mn在HDDR各向异性NdFeCoB磁粉中的作用
3.
Effect of magnetic powder and coupling treatment on properties of rubber bonded rolled magnets;
磁粉及其偶联处理对压延取向橡胶粘结磁体性能的影响
4)  magnetic particle
磁粉
1.
Spherical and monodisperse Co Ni and Fe Co Ni systems magnetic particles were synthesized by the polyol process over a wide size range lying from a few micrometers to a few tens of nanometers,and the microwave magnetic properties of them were investigated in the 2-18 GHz frequency range.
通过多元醇还原法可以制得尺寸范围从几微米到几十纳米的球形、单分散和Co-Ni系和Fe-Co-Ni系磁粉,并在2~18GHz频率范围内研究其微波磁特性。
2.
The result showed that the spinning performance, drawing property and thermal property all decreased with the increase of magnetic particle content.
采用皮芯层复合纤维纺丝机纺制不同磁粉含量的聚丙烯 (PP)磁性纤维 ,对纤维的纺丝性能、拉伸性能、热性能进行了研究。
3.
The adsorption behavior of hyperdispersants with poly ε caprolactone solvatable chain on acicular magnetic particles was investigated.
超分散剂在磁粉表面的吸附量由其锚固基团和溶剂化链共同决定。
5)  magnetic powders
磁粉
1.
High-performance magnetic powders are key materials for preparing differ-ent kinds of fonded magnets with special requirenents.
高性能磁粉是生产各种特殊要求的粘结磁体的关键原料。
2.
Silane coupling agent was used to coat the surface of Sm2Fe17Nx magnetic powders.
利用硅烷偶联剂KH550对Sm2Fe17Nx永磁粉末进行了表面包覆处理,研究了不同包覆状态的磁粉在300℃以下的氧化行为及其磁性能的变化规律。
3.
It follows that an ideal epoxy should be solid at room temperature, with bigger epoxy number and have a good compatibility with magnetic powders.
认为常温下为固态、环氧值较高且与磁粉表面相容性好的树脂是制备粘结 Nd Fe B磁体的理想粘结剂。
6)  magnet powder
磁粉
1.
Anisotropic NdFeCoZrBGa magnet powder produced by HDDR process;
改进HDDR工艺制备NdFeCoZrBGa各向异性磁粉
2.
The results indicate that the magnet powder with good mag.
0)各向异性永磁磁粉,研究了歧化氢压、歧化温度、再复合温度及合金元素Co的添加对Nd12。
补充资料:磁粉检测
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性质:无损检测的一种,多用于发现铁磁材料或零件表面的缺陷。首先对被检工件(铁磁性材料)进行外磁磁化处理,再在其表面上均匀喷洒细微粒磁粉(平均粒度为5~10微米),如果被检工件不存在缺陷,由于导磁率均匀无变化,工件表面上的磁粉是均匀分布的。若在其表面上存在缺陷,会产生的磁阻变化,使缺陷处产生漏磁场,并形成一个小小的N-S磁极,使磁粉在缺陷处形成堆积现象。这种检测的优点是可有效查出铁磁材料的表面缺陷,比其他无损检测方法简单、实用且十分直观,结果可靠。但缺点是无法测出表面以下深埋的缺陷,而且无法检测有色金属、奥氏体钢、非金属以及非导磁材料。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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