gnewll/dyna2/veneer

[gutlo]

----------
> From: Greg Newell <gnewell@ameritech.net>
> To: pianotech@ptg.org
> Subject: Re: gnewll/dyna2/veneer
> Date: Tuesday, February 06, 2001 10:04 PM
> 
> 
> 
> gutlo wrote:
> 
> > List,
> >
> > Greg Newell recently raised the issue of veneer lifting with Dyna2
paint
> > remover.
> >
> > Dyna 2 does not lift veneer.  It doesn't even soften, much less remove
> > glue.  I tested it by applying a thick coat of it on an old substrate
that
> > had the veneer peeled off.  After 4 hours, the glue was completely
> > unaffected.
> 
> I don't dispute your findings but I wonder, could the fact that the
stripper
> was on the lid for over an hour account for the loosening? I did check
for
> loose veneer before beginning and found one patch on the main piece but
it was
> just a corner of it. The veneer that came off was edge banding where the
grain
> runs perpendicular on the edge. I have tried to describe that before but
> perhaps I was not too clear. Since the stripper remained wet and thus ,
so was
> the wood for over an hour, could this not account for the problem?
> 
> >
> >
> > It's always advisable to check the piano for loose veneer before
stripping,
> > so that if you have to make repairs, it's easier to clean the old glue
out
> > (no stripper residue getting between veneer and substrate).  A good way
to
> > check is by tapping the veneer with your fingertips, listening for the
> > telltale clicks.  It's a good idea to slip a thin spatula under the
veneer
> > as far as it goes to make sure you get all the loose areas.
> >
> > Arthur Grudko
> > StarHawk Labs, Dyna2 and PianoLac
> 
> --
> Greg Newell
> Greg's Piano Forté
> 19270 Harlon Ave.
> Lakewood, Ohio 44107
> 216-226-3791
> mailto:gnewell@ameritech.net
> 
> Absolutely not.  Dyna 2 cannot effect dried glue, no matter how long it
stays on.
You must have missed that loose spot.  It's easy to do.  Sometimes loose
veneer escapes notice until it's too late-when all the coats are on and
you're rubbing out the finish.  Don't ask how I know this.

Arthur