RE: [CAD_CAM_EDM_DRO] Epoxy nut ?

How about looking into Babbitt Metal:
http://en.wikipedia.org/wiki/Babbitt_metal

http://www.lindsaybks.com/bks4/babbitt/index.html


Centaur Forge lists it but is currently out of stock:
http://www.centaurforge.com/prodinfo.asp?number=NICK

Magnolia Metal is a manufacturer and have several different alloys:
http://www.magnoliabronze.com/adamant.htm

Old technology but not one to be forgotten. Cheap, durable, commercially
available. What's not to love...

> -----Original Message-----
> From: CAD_CAM_EDM_DRO@yahoogroups.com
> [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of Mike Pogue
> Sent: Friday, September 08, 2006 10:05 AM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: Re: [CAD_CAM_EDM_DRO] Epoxy nut ?
>
>
> I am casting nuts exactly like this.
> I'm still experimenting, but so far results are looking good.
>
> I am using:
>
> West Systems 105 Epoxy
> West Systems 205 Hardener
> West Systems graphite (filler)
> Miller-Stephenson MS-122AD PTFE release agent
>
> Mike
>
> turbulatordude wrote:
> > Hi all,
> >
> > I have a garage door opener with a nice 8 foot multi-start screw.
> >
> > I want to make a nut for in and instead of trying to cut
> the screw to
> > make it into a tap, I would like to make a form and fill in epoxy.
> >
> > Any suggestions what epoxy would wear well ?
> >
> > And any suggestions on a release agent ? I was thinking silicone
> > spray, but not sure if that is the best.
> >
> > I figure I would be safe by casting this on one end were
> there is no wear.
> >
> > Dave
> >
> >
> >
> >
>
>
>
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