Description: resistant. Arnold offers a full line of cast and sintered Alnico products, including: Rotors Full hollow cylinders C-Shaped Multi-pole holding magnets Ring Custom parts Bar Die-cast in ...

Permanent-magnet synchronous motors, on the other hand, use permanent magnets for the rotor. Current—and the rotating magnetic field that comes with it—is supplied solely to the stator. In this system ...

magnetic retrievers, and permanent / electromagnet combinations. Permanent magnets always exhibit magnetic properties, whether inside a magnetic field or not. Permanent magnet materials are designated ...

And while this magnetic levitation motor does not ... while a disc bearing permanent magnets forms the rotor. The coils, scavenged from those dancing flowerpot solar ornaments, are briefly ...