Cracked Lid

[Farrell]

Volatile components? Certain that occurs at some level, but I wonder whether
it would be significant, even over 100 years. Bacterial decay? Never heard
of that. Lots of fungi eat wood, but never heard of bacteria eating wood.
Any references?

Terry Farrell

----- Original Message ----- 
From: "gordon stelter" <lclgcnp@yahoo.com>
To: "Pianotech" <pianotech@ptg.org>
Sent: Saturday, October 30, 2004 1:27 PM
Subject: Re: Cracked Lid


> Evaporation of volatile components. Bacterial decay. (
> See J.Garret's post about brittle action parts. )
> Granted this would be less a factor in a veneered and
> sealed component. But a definite  possibility, I
> think.
>     You have probably observed how  many open-faced
> blocks are in better shape than their covered
> counterparts? I think this has a lot to do with the
> varnish on them. Perhaps we should varnish our new
> blocks befor installing?
> ( If we believe in doing top-notch work, vs. planned
> obsolescnce, that is, as do I! )
>      Thump
>
>
> --- Farrell <mfarrel2@tampabay.rr.com> wrote:
>
> > How would it loose density/mass over time?
> >
> > Terry Farrell
> >
> > ----- Original Message ----- 
> > From: "gordon stelter" <lclgcnp@yahoo.com>
> > To: "Pianotech" <pianotech@ptg.org>
> > Sent: Saturday, October 30, 2004 12:58 PM
> > Subject: Re: Cracked Lid
> >
> >
> > > Could the Oak or Ash also seem less dense just
> > because
> > > it was from well-aged large logs, sitting in a
> > piano
> > > for 100 years?
> > >      Thump
> > >
> > >
> > > --- Farrell <mfarrel2@tampabay.rr.com> wrote:
> > >
> > > > I don't remember chestnut very well from my wood
> > > > technology class - I'm sure
> > > > I had to memorize it's properties at some point.
> > But
> > > > I have cut up a number
> > > > of vertical pianos and the core wood was not
> > poplar.
> > > > It looked a lot more
> > > > like oak or ash, but clearly seemed less dense.
> > Do
> > > > you know offhand whether
> > > > chestnut is less dense than oak and ash (both of
> > > > which are darn dense!).
> > > >
> > > > Terry Farrell
> > > >
> > > > ----- Original Message ----- 
> > > > From: "Ron Nossaman" <rnossaman@cox.net>
> > > > To: "Pianotech" <pianotech@ptg.org>
> > > > Sent: Saturday, October 30, 2004 12:46 PM
> > > > Subject: RE: Cracked Lid
> > > >
> > > >
> > > > >
> > > > > >Good thoughts.
> > > > > >I think the problem with this particular lid
> > (the
> > > > Steinway I've
> > > > mentioned)
> > > > > >is the lack of cross banding.  I' ve seen
> > this
> > > > omition before when I did
> > > > a
> > > > > >lot of furniture repair in another life.
> > Also,
> > > > the oak core tends to
> > > > move
> > > > > >more, ends being the worst.
> > > > > >
> > > > > >Paul C
> > > > > >
> > > > > >    Paul
> > > > > >   I agree about the cross banding thought.
> > Stwys
> > > > are poplar which is
> > > > more
> > > > > > stable than oak IMO.
> > > > >
> > > > >
> > > > > Chestnut was a common furniture core wood too,
> > and
> > > > looks a lot like oak or
> > > > > ash. It's more dimensionally stabile than
> > either,
> > > > which is why it was used
> > > > > so much under veneers. For what it's worth.
> > > > >
> > > > > Ron N
> > > > >
> > > > >
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