Re: convert drawing to cad file

Fred, Thanks for clarifying that.

John S.

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Fred Smith" <imserv@v...>
wrote:

> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "stevenson_engineers"
> <john@s...> wrote:
> > >--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Fred Smith"

<imserv@v...>

> >
> > >One of our customers regularly makes replacement gun parts from
> > > desktop scans that he claims a tracing accuracy within .003 in.
> of
> > > true position.
> > >
> > Fred, I'm very sceptical of this quoted accuracy.
> > For a start you have two main area's of inaccuracy.
> > One when the drawing was done originally and secondly when it was
> > scanned in.
>
> He is scanning the part directly on a desktop scanner. No drawing
> creation inaccuracy involved.
>
> He has the part, he makes a new one. It is within .003. He burns

it

> with a very accurate Wire EDM.
>
> Fred Smith - IMService
>
> We are THE source for low cost Cad Cam
>
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