... Loudspeaker Magnetizing Apparatus / magnet charger/ loudspeakerApplication Range: This apparatus is suitable for magnetizing ferrite magnetic circuit of a diameter ... electric machine and medium-size magnetic materials, such as ferrite, AlNiCo, resin magnetic cloth, NdFeB, rare earth ... pole magnetization of different size rare earth materials such as ferrite, NdFeB, AlCoNi and etc. (6)Multi-function, ...