[pianotech] Little Cloth "Mutes"

John Formsma formsma at gmail.com
Fri Dec 19 17:16:52 PST 2008


On Fri, Dec 19, 2008 at 6:08 PM, Ron Nossaman <rnossaman at cox.net> wrote:

>
>
>  What do you do to "build it back up level"?  I know brass half round, but
>> anything else below that?  I also noticed on Mom's M that you filled the
>> middle tuning pin holes where you changed the trichords to bichords (above
>> the tenor break).  With what do you fill those?
>> --
>> JF
>>
>
> Same stuff in both instances, as well as the plate perimeter holes to
> accommodate a smaller diameter bolt - a mixture of epoxy, a little colloidal
> silica, and iron I ground off of the plate removing the duplexes. You know,
> STUFF.


Basically … JB Weld?


> The photo shows the highly sophisticated Arkansas Chrome (duct tape) dam in
> place, and the filler spread.


I always heard "Alabama Chrome," but maybe yours is a different brand? <G>


> After curing, pull the tape and level  the stuff with a right angle die
> grinder and sanding disc. Goggles, respirator, and ear savers required for
> all grinding operations. Makes a tremendous mess in the shop too.
>

Cool. More mess.  It will cover the rest of the mess in my shop.  I look
forward to it.

Thanks, Ron!
-- 
JF
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