RE: [CAD_CAM_EDM_DRO] Re: Materials for test, foam?

Thanks! These are all great suggestions--I have also gotten a message of
list regarding another material--"balsa foam".

This gives me many good options. After I test a few I will post a brief
message or photo regarding workability.

Peter

> [Original Message]
> From: John Delaney <jdelaney2@...>
> To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> Date: 5/14/2006 11:45:13 AM
> Subject: [CAD_CAM_EDM_DRO] Re: Materials for test, foam?
>
> >I seem to recal there being some
> > > sort of dense beige foam--I am thinking that I could cut this at a
> > > higher speed as a test. Does anyone have any suggestions as a
> > > material?
>
> I went ot the local lumber yard (Ganahl Lumber here in So. Cal.) They
> had some insulatioin board. It is a urethane foam. It has foil on
> both sides which is a pain. The other problem with it is that it
> tends to have voids. It is not square so you gotta square it up. But,
> it's pretty cheap. I got a 4' x 8' sheet for about $18.00. It's 1.5"
> thick. Made by a company called Rimax.
>
> That source Ballendo put up looks good too, as usual coming from 'B'.
>
> And, yeah, get a vaccum rigged up. I have a shop vac nozzle right on
> the cutter and I am still getting some dust around the garage. I
> would also cut a hoover vac bag in half and put it over the vac
> filter so you don't waste vac filters.
>
> But, for proving out my programs it beats cutting metal and running
> coolant.
>
>
>
>
>
>
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