Posted this link on Elninio's electric motor question-
http://www.precisepwr.com/single_pha...ors.asp?bhcp=1

They say the rotor is coated with a magnetic material in order to write the poles on the rotor while its running.Wonder what material that would be? Says "a layer of ferrite magnets"

[This message has been edited by wierdscience (edited 01-15-2005).]