Ferrite Ring Magnet OD145 x H20 x ID75 mm Y30BH | Loudspeaker Magnet D_31mm+ this ferrite pot magnet offers

this ferrite pot magnet offers excellent holding power

This rare earth ring has an outer diameter of 25mm

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Ferrite Ring Magnet OD145 x H20 x ID75 mm Y30BH | Loudspeaker Magnet D_31mm+ this ferrite pot magnet offersThis ferrite ring magnet weighs 1149g and has a pull force of 8. 1 kg. GradeY30BH. It is uncoated and has an outside diameter of 145mm, and inside diameter of 75mm and is 20mm thick. Its direction of magnetization is through height. This ferrite loudspeaker magnet is one of our 'big boys', and it plays an important role in the realm of sound. Ferrite ring magnets are a crucial component in the functioning of a loudspeaker by creating a magnetic field