... an alternative to Neodymium-lron-Boron (NdFeB), as SmCo magnets can withstand much higher temperatures and are more corrosion resistant ... 3, SmCo is used in computer disk drives, sensors, traveling wave tubes, linear actuators, satellite systems and some motors. 4, Other ... and materials 2. High performance NdFeb magnets (N50, N52, N45SH), with machining micro cylinder magnets of dimensions of 0.4mm x ...