[pianotech] Rim joint repair

[Mike Spalding]

John,

Pardon my imprecision.  Not ebony wood, but black opaque finish, which 
is commonly referred to as ebony finish here in the US.

Just out of curiosity, what's so nasty about pearwood?

Mike

John Delacour wrote:
> At 12:03 -0500 12/7/10, you wrote:
>
>> Ebony here also, so I hope to do similarly.
>
> Certainly not ebony.  Most of the old German black pianos were 
> veneered in pearwood stained black. A rather nasty wood.
>
> Judging from your picture, if there is really movement at the joint in 
> the rim, then I'd put two or three 3" countersunk screws through from 
> the bent side into the straight side and fill flush with polyester.  
> If there is movement then it requires a great force to pull the parts 
> back together and there's a very good chance that force will be 
> sufficient to pull out the new dowels just as it has pulled out the 
> old ones.
>
> For the cracks in the veneer I would fill with clear liquid polyester 
> resin.
>
> JD
>
>