[78-L] Unplayable laminated pressings

[Royal Pemberton]

Hmmm....a warped but flexible disc record, and the idea of suction to hold
the disc flat....I wonder if it would work to try to play it on a mastering
lathe with the suction enabled on the platter (thinking of a Neumann VMS 70
or a reasonable facsimile thereof)?

On Mon, Aug 2, 2010 at 3:28 PM, Thatcher Graham <thatcher at mediaguide.com>wrote:

> Cardboard like paper is made from wood pulp, while binders may be water
> soluble, cellulose is not. You'd need something more like Sodium
> Hydroxide to really dissolve it and maybe even some mechanical action.
> Anything strong enough to really destroy the cardboard could possibly
> eat the laminate.
>
> I think it's safer to attempt to make a copy.  I was actually thinking
> the other day that adequate suction to temporarily straighten warped
> discs.
>
> --
> Thatcher Graham
> Senior Field Engineer
> Mediaguide
>
>
>
> neechevoneeznayou at gmail.com wrote:
> > perhaps if they soaked in water long enough, the cardboard would
> > dissolve, leaving the laminate? I imagine it would be similar to a
> > soundsheet.
> >
> > Interesting question.
> >
> > joe salerno
> >
> >
> > David Lennick wrote:
> >
> >> I have two Jack Teagarden records on VIKING, laminated cardboard discs,
> severely warped. The plastic containing the grooves could probably be lifted
> off the warped core..has anyone ever tried this, or would the discs be
> destroyed?
> >>
> >>
> >>
> >> dl
> >>
> >>
> >>
> >>
> >>
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