Re: [CAD_CAM_EDM_DRO] OT: lost was casting equipment, DIY

Jon,
This won't answer your question but, a vacuum pump/table set up is just as
good for the job and more useful. Vacuum and a bell jar are used to de-
bubblize the investment then the burned out flask is poured full and
vacuumed to finish. Compact, clean and easy.
Rich D.

Jon Anderson wrote:

>
> Since the topic of lost wax has surfaced, I have a question for anyone
> involved in the process, especially anyone that has built their own.
> I am interesting in making a centrigual spin caster. Used these years
> ago when I used to make jewelry. I watch for them on eBay, but they
> seldom show up. I've thought about making one using an electric motor
> with flywheel, and a clutch between this and the spin casting unit.
> Would not be hard to scrounge all the needed parts, but have never seen
> it done this way. Obviously a large spring is much cheaper and easier to
> mfg, but for a dumpster diver like myself, the motor/clutch would be
> easy to put together for next to nothing.
> The one thing I'm not really sure about is just how fast the spring
> models spin on average. Anyone have any idea?
>
> Jon