As the third generation of rare earth permanent magnet, Neodymium magnets are the most powerful commercially produced magnets. Neodymium arc magnets, also known as Neodymium segment magnets, are common shape of neodymium magnet, then almost all of Neodymium arc magnets are utilized by permanent magnet motors, generators, and coupling devices. Neodymium arc magnets are always machined by wire cutting or grinding process.
