Re: "Homemade moglice", ideas?!

There are some spray waxes that you can use for that.

Dave

--- In CAD_CAM_EDM_DRO@yahoogroups.com, gary <garyclick@...> wrote:
>
> Suggest that you consider painting the screw with a coat of enamel
> before casting the nut. Coat the outside of the painted screw with
the
> mold release and after removing the cast nut clean off the paint.
This
> should give enought clearance for the nut to operate.
>
> gary
>
> Mike Pogue wrote:
>
> > I cast some bearings around some socket head shoulder screws this
way...
> > They seemed to work OK, although it was a bit messy. The bearings
ended
> > up being quite tight.
> >
> > I used West Systems Epoxy (105/205) with 423 graphite powder,
> > and a MS122AD PTFE release agent. I tried several ratios
> > of graphite, and they all seemed to work pretty much the same.
> >
> > I thought about also casting a zero backlash feednut, but I
figured
> > that the natural small tolerances in the threads (I'm not using
> > a precision leadscrew) would result in too much binding.
> >
> > HTH,
> > Mike
> >
> > Jon Elson wrote:
> > > efraimbarkbit wrote:
> > >
> > >>What about making a batch out of: quality epoxy resin, graphite
powder
> > >>and atomized (at least very fine!)PTFE? Any ideas on
proportions etc.?
> > >>I can get all of the above within reasonable financial limits,
and
> > >>could do a trial run of let's say 10 batches for making
zerobacklash
> > >>feednuts. It should be possible to make something similar to
> > >>Mogliceputty (or injectable Moglice)
> > >
> > > Graphite can be quite abrasive, depends on how it is made.
> > > Moglice has Molybdenum diSulfide, not graphite, as the
> > > lubricating element.
> > >
> > > Jon
> > >
> >
> >
>
>
>
> [Non-text portions of this message have been removed]
>