Re: [CAD_CAM_EDM_DRO] Machineable wax problem

Hi Jesse,

I wasn't actually recommending the polyurethane for casting production but
for 'test cuts' when trying out a new g-code script.

Ian
--
Ian W. Wright
Sheffield UK
www.iw63.freeserve.co.uk

----- Original Message -----
From: "jesse" <jkbrennan@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: 09 April 2001 21:24
Subject: Re: [CAD_CAM_EDM_DRO] Machineable wax problem


> Be careful when burning out polyurethane. Combustion products are toxic!
> Machining dust is not too good either.
> Jesse
>
> Alan Marconett KM6VV wrote:
>
> > Hi Ian, List,
> >
> > When I first got my CNC up, someone recommended the "blue" insulation
> > board, like they use in houses! It works! Hadn't thought about the
> > castable polyurethane!
> >
> > Alan KM6VV
> >
> > 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
> >
> > Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the
discussion of shop built systems, for CAD, CAM, EDM, and DRO.
> >
> > Addresses:
> > Post message: CAD_CAM_EDM_DRO@yahoogroups.com
> > Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
> > Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
> > List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@...
> > Moderator: jmelson@... timg@... [Moderator]
> > URL to this page: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
> > bill,
> > List Manager
> >
> > FAQ: http://www.ktmarketing.com/faq.html
> >
> > Your use of Yahoo! Groups is subject to
http://docs.yahoo.com/info/terms/
>
>
> Welcome to CAD_CAM_EDM_DRO@...,an unmoderated list for the
discussion of shop built systems, for CAD, CAM, EDM, and DRO.
>
> Addresses:
> Post message: CAD_CAM_EDM_DRO@yahoogroups.com
> Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
> Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
> List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@...
> Moderator: jmelson@... timg@... [Moderator]
> URL to this page: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
> bill,
> List Manager
>
> FAQ: http://www.ktmarketing.com/faq.html
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
>
>
>