[pianotech] CA glue for split fall ?

John Ross jrpiano at eastlink.ca
Sat Apr 9 11:44:28 MDT 2011


How about the ultra thin, followed by the medium vicosity.
John Ross
Windsor, Nova Scotia
On 2011-04-09, at 2:37 PM, Ed Foote wrote:

>  JD writes:
> 
> >>I have a grand fall of solid walnut veneered on the outside with burl 
> walnut and on the face with pearwood (polished black).  There is an 
> almost invisible crack running about 10 inches in from the bass end  
>  I'm considering 
> the possibility of using CA glue.  People who have used thin 
> modellers' CA glue for tightening wrestpins talk of it 'wicking' in, 
> and I am wondering if it would be suitable for this repair and wick 
> down deep into the crack, which i would then clamp tight for a day or 
> two.<<
> 
> 
>  The water thin CA will wick into everything porous, often traveling with the grain, ( I had to use it to repair
> a broken tender on a Steinway, and one drop at the bottom ended up traveling half way up the length of the jack). 
> So, it is possible that you will created a real mess along the seam of the crack. I don't like to use CA for adhesion 
> on porous wood. It really works great with ebony or rosewood, but pine, not so much. 
> There is also the strong possibility of having a glue starved joint, which will be very weak. 
> Is this the sort of thing that might best be left alone?
> Regards, 
>  

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20110409/96a84435/attachment.htm>


More information about the pianotech mailing list

This PTG archive page provided courtesy of Moy Piano Service, LLC