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N40 Rare Earth NdFeB Ring Magnets

Neodymium Ring Magnet OD84xID59x8mm
Strong Magnet Neodymium Iron Boron Large Ring For Sound Device


Magnet Material:                    NdFeB or Neodymium Iron Boron

Magnet shape:                        Ring

Magnet grade:                        35H

Outer  diameter:                     84mm

Inner diameter:                       59mm

Thickness:                               8.0mm

Tolerance:                                +/-0.1mm (0.004”)

Coating:                                  
Zinc plated

Operating Temp(Max).:
          120℃

Direction of magnetization:   Magnetized through thickness

Other size and grade are available on request
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Neodymium Ring Loudspeaker Magnets 35H OD84xID59x8mm


Material type:
                    Permanent

Material composition:      Nd2Fe14B

Remanence (Br):               11.6– 12.2
KGs

Coercive force(Hcb):        10.6KOe

Intrinsic Coercive Force( Hci ) : 17KOe

Max Energy (BH)max:      33 – 36MGOe

Max working temp. :        120℃

Curie Point (Max). :          248℉

Density :                            7.4~7.6g/cm3


➤ Ring Magnet  OD84x ID59x8mm  Axially Magnetized

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Axially Magnetized

➤ Other Options For Neodymium Ring Magnet.
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Diametrically Magnetized


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Multi-poles Axially