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This product is a ring-shaped ferrite magnet with an outer diameter of 20mm, an inner diameter of 10mm, and a thickness of 3mm. There is no coating on the outside. The magnetizing method is axial/planar 4 poles and the surface magnetic field strength is about 980gs. If you are interested in this magnet, please contact We provide you with samples, and other specifications are needed. We can also provide you with more magnetic poles.
Our company is a professional manufacturer of motor magnets in China. The multi-pole magnets we supply include sintered ferrite, injection molded ferrite, and bonded NdFeB magnets. We can provide ready-made or close-to-specification magnets, or non-standard customization.
Browse more 4-pole ring magnet specifications: https://www.couragemagnet.com/tags/57.html
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