... and discs. Principal applications are DC motors, loudspeakers, reed switch operation, magnetic separator assemblies and general holding devices such ... alloy, tool steel, hard metal alloy. 2,Rare earth magnet, including sintered Neodymium-Iron-Boron, bonded Neodymium-Iron-Boron ... discs, rings and segments. 3,Ferrite magnet: Hard ferrite magnet and soft ferrite magnet including the MnZn and NiZn. 4,Die ...