When choose a magnet material, you need to
figure out the requirement you need magnet to do in your application, but not blindly pursue high performance magnetic material; and then get a comprehensive
understanding of different magnetic materials. If you have confusion on some
point, you can ask for technical help from magnet specialist or manufacturer.
Material
|
Magnetic Property
|
Working Temperature
|
Corrosion Resistance
|
Price
|
Remark
|
NdFeB Magnet
|
high
|
low
|
low
|
high
|
1
|
Ferrite / Ceramic
|
middle
|
middle
|
high
|
low
|
3
|
SmCo Magnet
|
high
|
high
|
high
|
high
|
2
|
AlNiCo Magnet
|
low
|
high
|
high
|
middle
|
4
|
Ferrite and ndfeb magnet can be processed by sintering or bonding method. The Sintered magnet has high magnetic force, but poor formation. The bonded magnet has good formation, but low property.
Alnico can be processed by casting and sintering, the cast alnico has high property, but poor formation. The bonded alnico has good formation, but low property.
This is a brief introduction for choosing
magnetic material, for more information, please visit our website www.china-magnets-source-material.com
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