making key bushing cauls

[Joe And Penny Goss]

Hi Paul,
Try putting the brass cauls in a pan of heated water, not boiling mind you,
but very hot, rheostat controled.
Joe Goss RPT
Mother Goose Tools
imatunr@srvinet.com
www.mothergoosetools.com
----- Original Message ----- 
From: "Paul Chick (Earthlink)" <tune4@earthlink.net>
To: "Pianotech" <pianotech@ptg.org>
Sent: Monday, November 15, 2004 9:26 AM
Subject: RE: making key bushing cauls


> Subject: Re: making key bushing cauls
>
>
> I'd like to see a side-by-side trial of the "Bushmaster" method and the
> Spurlock system. I use the Spurlock system and love it, but I have never
> tried the other. Anyone used both? Opinions? I recall can't imagine
anything
> slicker than the Spurlock system.
>
> Terry Farrell
>
> I've used both and have come up with a hybrid system: I use the Spurlock
> system with hot hide glue, but with brass cauls.  The thickest brass caul
is
> used to hold the first bushing in place, the required size is used for the
> other side.  Then I place a clothes iron (set on cotton) on top of the
final
> cauls.  This reactivates the hide glue, sizes the bushing hole in the key
> and sets the cloth bushing to the caul.  Let stand over night. The key
hole
> sizing step is eliminated, as well as any easing.  Steaming the old
bushings
> out will also size the balance rail.
>
> Paul C
>
>
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