Sample display is a single-sided axial multi-pole magnetized ring magnet, the material is bonded NdFeb, you can see the display of 29 pairs of magnetic poles on one side of the magnetic ring, the other side is not displayed, belonging to the molded magnet, if you need a large size multi-pole ring magnet can contact us to see if there is no stock.
70mm+ ring multi-pole bonding magnet sample picture
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