Re: Making toroids

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Steve Greenfield by way of Terry Fritz <twftesla-at-qwest-dot-net>" <alienrelics-at-yahoo-dot-com>

Ouch! That would be a -lot- of weight.

Have you considered spin forming metal? I don't think
it has to be a full donut shape, IE, I think you can
make it basically a donut without a hole. Did I
describe that OK? I mean, no depression, sort of a
well-flattened sphere.

Steve

--- Tesla list <tesla-at-pupman-dot-com> wrote:
> Original poster: "tmoore by way of Terry Fritz
> <twftesla-at-qwest-dot-net>" <tmoore-at-erie-dot-net>
> 
>    Hi everyone I have been trying to make a toroid
> made out of aluminum or
> some thing similar. I have access to my schools wood
> and metal shops,  so
> what I planed on doing is to take a block of wood
> and spin it down on the
> wood lathe in to a toroid shape.  After I was
> finished doing that I was
> going to make a mold and cast it in the foundry. 
> That should work out
> pretty well, but the thing is that it might be heavy
> and the surface might
> not be perfect so I will have to buff it up a ton. 
> Some of the machines I
> have access to are some milling machines, 1/2 a
> dozen metal and 1 wood
> lathe,  a mig and a arc welder, a band saw, a
> planer, a jointer, a table
> saw, a power miter box and a foundry as well as a
> few others.  So if any of
> you have tips and suggestions on how I could go
> about fabricating a good
> toroid I am all ears.  Thank you very much.


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