Effect of boron additives on the structure and properties of soft magnetic composites produced from nickel-clad iron powders

2012 ◽  
Vol 51 (5-6) ◽  
pp. 253-259 ◽  
Author(s):  
N. V. Boshitskaya ◽  
O. V. Vlasova ◽  
I. V. Uvarova ◽  
L. M. Appininskaya ◽  
O. I. Get’man
Author(s):  
Ling Xiao ◽  
Yanhua Sun ◽  
Chunhua Ding ◽  
Lihua Yang ◽  
Lie Yu

Soft magnetic composites (SMCs) can be described as soft magnetic powders covered by electrically insulating layers. In this work, iron powders with high purity and organic-silicon epoxy resin were chosen for good magnetic properties, thermal stability, and mechanical properties, respectively. The effect of amount of resin, different annealing temperatures on the microstructure, and performance of SMCs was investigated. Results show that organic-silicon epoxy resin has excellent properties as dielectric coating materials for coating iron powders and maximum heat-resistant temperature is about 400 ℃. According to magnetic properties and flexural strength analysis, the optimum annealing temperature of organic-silicon epoxy resin-coated composite is 200 ℃. Furthermore, the finite element analysis indicates that the strength of the whole composites is related to the adhesion of resin and iron and the strength of resin itself.


2017 ◽  
Vol 31 (2) ◽  
pp. 587-595 ◽  
Author(s):  
Shen Wu ◽  
Jianglei Fan ◽  
Jianxiu Liu ◽  
Hongxia Gao ◽  
Dehai Zhang ◽  
...  

2019 ◽  
Vol 32 (9) ◽  
pp. 2987-2994 ◽  
Author(s):  
Q. S. Meng ◽  
F. Y. Yang ◽  
X. Y. Wu ◽  
T. T. Xu ◽  
M. M. Zhou ◽  
...  

2017 ◽  
Vol 54 (6) ◽  
pp. 366-387
Author(s):  
T. Schwark ◽  
M. Müller ◽  
Y. Mine ◽  
T. Kreuter ◽  
O. Kraft ◽  
...  

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