Attaching ivory keytops

[Donald Ellis]

Thats a very interesting concept,  I, myself have had trouble with ivory 
keytops.  I will be interested in any other comments concerning this.   
Thanks, Don Ellis


>From: besen@comcast.net
>Reply-To: Pianotech <pianotech@ptg.org>
>To: pianotech@ptg.org
>Subject: Attaching ivory keytops
>Date: Sun, 10 Aug 2003 20:36:48 +0000
>
>Anyone have any experience in using double-sided tape for reattaching ivory
>keytops?  I have tried 3M's Scotch carpet tape for this purpose, and it
>appears successful, so far.  During periods of high humidity both this 
>summer
>and last, many of the keytops that have been reattached (epoxied?) by a 
>well-
>regarded piano restoration shop came off. Keytops that I reattached last
>summer with the carpet tape (a very strong adhesive on a white plastic 
>film)
>have remained attached.  I make sure the surfaces are clean, and use a 
>small
>rubber roller to attach the tape first to the ivory, and then to the key.
>I'd guess this works because the stack of adhesive and plastic film 
>probably
>allows a small amount of shear motion in the bond to tolerate the different
>humidity expansion rates of the ivory and wood.
>I'd appreciate any other thoughts on this; Thanks! - Matt
>_______________________________________________
>pianotech list info: https://www.moypiano.com/resources/#archives

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