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Difference between neodymium magnet and ferrite magnet

2019-12-03 14:36:21

Neodymium iron boron magnet has the advantages of high cost performance and good mechanical properties. Its disadvantages lie in low Curie temperature point, poor temperature characteristics, and easy to be powdered and corroded. It must be improved by adjusting its chemical composition and adopting surface treatment methods to meet the requirements of practical application. Neodymium iron boron belongs to the third generation of rare earth permanent magnetic materials. It has the characteristics of small volume, light weight and strong magnetism. It is the magnet with the best performance price ratio at present. It is known as the king of magnetism in the field of magnetism. The advantages of high energy density make NdFeB permanent magnet materials widely used in modern industry and electronic technology. In the state of bare magnetic field, the magnetic force can reach about 3500 Gauss.


Ferrite magnet is a kind of metal oxide with ferromagnetism. In terms of electrical properties, the resistivity of ferrite is much larger than that of metal and alloy magnetic materials, and it also has higher dielectric properties. The magnetic properties of ferrite also show high permeability at high frequency. Therefore, ferrite has become a non-metallic magnetic material widely used in the field of high frequency weak current. It belongs to non-metallic magnetic material and is a composite oxide (or ferrate) of magnetic iron oxide and one or more other metal oxides. The magnetic force is usually 800-1000 Gauss, which is often used in speakers, loudspeakers and other devices.

AISEN MAGNETS focused on development and manufacturing of Neodymium magnet, has more than 10 years manufacturing experience in producing various sizes, different shape and surface coating. Over 45 different grades of neodymium magnet (strong magnet)  widely used in many industry.

Our Production line including vacuum melting, Jet mill, Isostatic press, vacuum sintering, machining and magnetization. Our annual design output is 1000tons, currently output is 800tons.  Our experienced engineers work closely with customer to find out the best possible solutions to meet your requirements.


AISEN MAGNETS

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