John Formsma wrote: > I'll vouch for it being "wonderfully clean." My Mom's "Steinway" M you > did has a beautiful treble. Thank you, Sir. > 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. The photo shows the highly sophisticated Arkansas Chrome (duct tape) dam in place, and the filler spread. 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. Ron N -------------- next part -------------- A non-text attachment was scrubbed... Name: duplex filler.jpg Type: image/jpeg Size: 67981 bytes Desc: not available URL: <http://ptg.org/pipermail/pianotech_ptg.org/attachments/20081219/1502acf2/attachment-0001.jpg>
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