Re: Spinning Toroids
Tesla List wrote:
> Original Poster: "Antonio Carlos M. de Queiroz" <acmq-at-compuland-dot-com.br>
> Tesla List wrote:
> > Original Poster: "Andy Cleary" <gemware2-at-dreamscape-dot-com>
> > Has anyone on the list tried spinning their own toroids? I have
> seen them
> > for sale, were they home-made or commercially made? The reason why I
> > this- I received a new Lindsay Publications catalog today in the mail, and
> > in it are three inexpensive books, telling how to spin your own metal
> > objects (vases, bowls, and it even mentions terminals for HV use!). The
> > books are very inexpensive, ranging from 4.95-9.95. According to the
> > all that is needed is sheetmetal, a lathe, and a few simple tools. It
> > sounds simple, and I was curious if anyone has tried it?
> John Freau makes nice toroids by spinning:
> I make balls for electrostatic devices by spinning:
> The technique is essentially simple, but not very easy to master.
> If you want to try, start with small pieces, and be prepared to
> fill some wastebaskets with trashed tries before you learn the
> Antonio Carlos M. de Queiroz
All true, but it's going to take a huge spinning lathe to handle big
(>12") toroids. Aluminum dryer duct isn't as elegant, but sure a lot
simpler and less work.