PRESSED MAGNETS

Plastic bonded pressed magnets are the result of the union between thermoplastic binders and permanent magnet powders, and can be made in isotropic or anisotropic qualities.

 

PRESSED MAGNETS

Plastic bonded pressed magnets are the result of the union between thermoplastic binders and permanent magnet powders, and can be made in isotropic or anisotropic qualities.

 

ico-titlePRODUCTS

Pressed magnets are magnetic products manufactured with high precision and tailored for each application.


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ico-titleCHARACTERISTICS

Any doubt about the qualities of the pressed magnets, you can check the properties (remanence, force, coercivity, temperatures ...) in the following quality table.

QUALITY TABLE

Energy product Remanence Rev. temp.-coeff. Coercivity Magnetising Max. Density
(B*H)max. Br of Br field operating
      strength temperature
Plastic-bonded, pressed NdFeB-magnets 1) kJ/m3 kJ/m3 mT mT approx.   HcB HcJ min. approx.   approx.
(typ.) (min.) (typ.) (min.) %/K kA/m kA/m kA/m °C g/cm3
          (min.) (min.)      
NdFeB 65/70 pw isotropic 70 65 650 610 -0,14 2) 390 700 2800 130 3) 6
NdFeB 65/85 pw isotropic 72 65 650 610 -0,13 2) 420 850 2800 140 3) 6
NdFeB 72/70 pw isotropic 80 72 700 660 -0,11 2) 440 700 2800 130 3) 6

Type of material

Magnetic powders: ferrite or rare earth
Thermoplastics

Composition

NdFeB / SmCo
Ferrita
PA6 / PA11 / PA12

Work temperature

From 100ºC to 120ºC

Advantages

Good mechanical properties
Creation of complex shapes


ADVANTAGE

They have excellent mechanical properties that allow us to achieve tight tolerances facilitating the balance and assembly of the same.

This material allows the creation of more complex geometries. IMA currently manufactures this product for numerous clients; engine manufacturers, magnetic encoders of household appliances, washers and motors, automotive.

WORK TEMPERATURE

With this type of materials for the injection maximum temperatures of 100ºC for PA12 and approximately 120ºC for PA6 are obtained.



ico-titleAPPLICATIONS

The properties of pressed magnets create endless applications in most industrial sectors.

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