Effect of Annealing Treatment Processing on Properties of Iron Soft Magnetic Composites

Author(s):  
Peng Yuandong ◽  
Sun Zhiyue ◽  
Nie Junwu ◽  
Zhang Wenjun ◽  
Bao Chongxi ◽  
...  
2017 ◽  
Vol 898 ◽  
pp. 684-688
Author(s):  
Ji Hang Ren ◽  
Zhan Kui Zhao

Iron-based amorphous alloys have attracted technological and scientific interests due to their excellent soft magnetic properties. In the present study, Ni0.5Zn0.5Fe2O4/Fe76Si9B10P5 soft magnetic composites cylinder of 15 mm diameter and 3 mm thickness was prepared by spark plasma sintering at the temperature of 780 K. The amorphous Fe-based soft magnetic composites Ni0.5Zn0.5Fe2O4/Fe76Si9B10P5 exhibited good magnetic properties after annealing treatment at temperature ranging from 643 K to 743 K. The beneficial effects of treatment under different temperatures were discussed in terms of the improved magnetic performance of Ni0.5Zn0.5Fe2O4/Fe76Si9B10P5 soft magnetic composites.


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

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.


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