Product code: 13020
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This ferrite ring magnet has an outside diameter of 72mm, an inside diameter of 32mm and a thickness of 15mm. It has a pull force of 2.7kg and is identified by the AMF magnet part number 13020.
Our ferrite ring magnets are often used in loudspeakers and also in resonance imaging and torque drives. The ferrite rings offer reduced magnetic strength but the inexpensive pricing makes them a firm favourite.
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The Pull Force listed for each magnet is based on lifting 10mm thick steel from a horizontal surface. Magnets on a vertical surface (of 10mm thick steel) are generally able to hold around only 30% of the pull force listed in the product description. This is due to the effects of gravity and the lack of friction between the surface and the shiny magnet. Read More
