HAH! polishing by hand gives you a nice dark color -
in most cases this is good enough...
Toby
--- jim clark <[EMAIL PROTECTED]> wrote:
> How does one who is polishing by hand get to these
> RPM's??? I have a
> little shoulder joint difficulty that I am blaming
> on the polishing effort,
> but if I had managed to sustain these speeds, I
> would have something to
> complain about....
>
> Jim
>
>
> ----- Original Message -----
> From: "Kenneth E. Johansen" <[EMAIL PROTECTED]>
> To: "Multiple recipients of VACList"
> <[EMAIL PROTECTED]>
> Sent: Wednesday, January 31, 2001 10:15 AM
> Subject: [VAC] Re: Polishing rpms
>
>
> > Is that polishing or cutting. As I understand it
> you want to do the rough
> > cuts with fast RPM then do final polish with lower
> RPM.
> >
> > At least thats what I understand
> >
> > Ken
> > 5358
> > 59 Traveler
> >
> > At 08:05 AM 1/31/01 -0800, you wrote:
> > >Hi all -
> > >
> > >polishing "really" happens at high rpms - 2800 to
> 3200
> > >RPM's. below that what you are really doing is
> > >"smoothing" rather than brightening..
> > >
> > >this can be a good thing because one of the most
> > >common problems you'll see in a polish job is
> > >cloudiness... what that means is that the
> aluminum has
> > >poor color - it should appear deep and
> transparent -
> > >that is what is meant by color.
> > >
> > >On the other hand, reflectivity, though it is
> somewhat
> > >affected by color, happens at high RPM.
> > >
> > >I polished a panel with burnishing bars and a die
> > >grinder once. the "color" wasn't even because
> the
> > >buffing wheel was only 1/4" wide. But, since the
> > >wheel was spinning at somewhere between 15,000
> and
> > >28,000 RPM, the panel was so reflective it
> "halo'd" at
> > >night time - it literally reflected enough light
> to
> > >create a halo of reflected light around itself.
> > >
> > >just notes all, thanks.
> > >
> > >Toby
> > >--- Robert / Susan Harper <[EMAIL PROTECTED]>
> wrote:
> > >>
> > >> >Thanks for the reply. Question? About what
> speed
> > >> did you like when
> > >> >polishing? Dean
> > >> >
> > >>
> > >> Just a guess since pressure slows the rpm's,
> but I'd
> > >> say 1000-1500 range most of the time (using 7"
> Milw.
> > >> var. spd. polisher).
> > >>
> > >> BH62GT/SC
> > >>
> > >>
> > >
> > >
> > >=====
> > >http://www.airstream-bohemia.com
> > >VAGRANT WBCCI 2029 VAC
> > >Minneapolis, MN
> > >
> >
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=====
http://www.airstream-bohemia.com
VAGRANT WBCCI 2029 VAC
Minneapolis, MN
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