Re: [CAD_CAM_EDM_DRO] Machineable wax problem

The urethane burning comment was just a warning to be careful out there.
There are materials that are a lot easier to investment cast than machine. For high value short runs or prototyping machining
multiple wax patterns may be the least evil.
Jesse

Ian Wright wrote:

> Ok, I give in, you've convinced me.
> On the subject of testing out machine moves, I saw a company a while back
> that was selling 'special' foam to use for testing. All they were doing was
> filling plastic beakers or cups with builders polyurethane foam, letting it
> set and then breaking off the beaker. They were charging many times the
> value of the foam and people were buying them!!
>
> Ian
> --
> Ian W. Wright
> Sheffield UK
> www.iw63.freeserve.co.uk
> ----- Original Message -----
> From: "Jon Anderson" <janders@...>
> To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> Sent: 09 April 2001 14:41
> Subject: Re: [CAD_CAM_EDM_DRO] Machineable wax problem
>
> > Joe Vicars wrote:
> > >
> > > Just a fr' instance, I'm sure others have other reasons.
> >
> > Well, as a former hobby jeweler, I can add a couple.
> > The wax patterns require details not machinable.
> > The wax patterns are assembled to each other or a larger piece,
> > creating something not machinable. (by anything less than a full 5 axis
> > machine anyway)
> > Wax patterns machine a LOT faster than any metal and are easier on
> > tooling.
> >
> > And there's probably still more reasons...<G>
> >
> > Jon
> >
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