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Re: [EVDL] 9" adv Aluminum feild coil housing ?

What someone needs to figure out is how to make
lightweight materials magnetic, that would be a huge
revolution. Saw on TV they actually achieved a
magnetic plastic, but at close to absolute zero temp
or something very hard to duplicate in the real
world.
Jack

--- Jeff Major <[email protected]> wrote:

> Hi Jeff,
>
> Yeah, you could make the housing out of aluminum,
> but
> your motor would be crap. The housing or frame or
> yoke is an important part of the magnetic circuit,
> called the back iron. It needs to be ferrous
> material. And I suspect, your motor has a rolled
> steel frame, not cast iron. Even AC motors, which
> often have an aluminum housing, have steel stators
> with back iron inside. So that heavy motor housing
> is
> not "useless weight".
>
> Regards,
>
> Jeff M
>
>
> --- Jeff Mccabe <[email protected]> wrote:
>
> > In my ever searching quest to ride my Ev of
> useless
> > weight.Is it possible to make the field coil
> housing
> > which is cast iron now, out of billet aluminum?.
> Jim
> > yours ears on out their.
> > I searched the archives and didn't find any hits
> on
> > the idea.
> > I have both NC milling equipment at my disposal
> and
> > a
> > large engine lathe that I would use?
> > Thanks, Jeff McCabe
> > http://www.austinev.org/evalbum/736
> >
> >
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>
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