Applications of Sintered NdFeB Magnets Sintered NdFeB permanent magnets have excellent magnetic properties and are widely used in electronics, electric machinery, medical equipment, toys, packaging, hardware machinery, aerospace and aviation, etc. The more common ones are permanent magnet motors, loudspeakers, magnetic separators, computer disk drives, and magnetic resonance imaging equipment instruments. Curie temperature The Curie temperature of ferrite is 465℃, while that of NdFeB is 465℃. The Curie temperature of NdFeB is 320℃-460℃. The Curie temperature of Alnico is 800℃, and that of Samarium Cobalt is 800℃. Curie temperature of samarium cobalt is 700-800℃. Curie temperature of FeCrCo is 680℃.