How do you use the white glue and CA glue together? Do you mix them? What ratio? --- "Alan R. Barnard" <mathstar@salemnet.com> wrote: > I have had wonderful results soaking yellowed, > darkened, or stained ivories > in pure 40% Hydrogen Peroxide--the kind they bleach > hair with and available > through beauty supply outlets. Don't know if this is > my discovery, something > everyone already knows about, or something I read in > the Potter course. > Anyway, it sure works and does not warp the ivories, > which was a concern. > > Also, be careful with that stuff--it will burn you > contact with skin! > > Re: Don's message below ....... > > Would you be kind enough to sketch out your whole > technique for regluing > ivory tops? Where does one acquire this CA everyone > is talking about? Are > you painting keytops or ivory backs with white paint > or white lacquer or > anything? > > Alan R. Barnard > Salem "Our town's Subway Store burned down last > night", MO > > ----- Original Message ----- > From: "Don" <pianotuna@accesscomm.ca> > To: <pianotech@ptg.org> > Sent: Wednesday, July 31, 2002 1:07 PM > Subject: RE: CA gluing > > > > Hi Susan, > > > > I have had ivory "pop off" after glueing with just > CA--but of course now I > > use white glue/ca and that works extremely > well--so far zero failure rate. > > > > I am a proponet of CA glue for old uprights or > grands of small size. So > far > > the only "failure" was that one upright piano > became too tight and the > pins > > sheered off. That instrument had had pin tite on > it and had failed after a > > number of years so the CA glue was definitely a > last ditch effort. You > > mentioned if a little is good less is even better. > My approach has been > the > > opposite, and it works well. > > > > I have measure torque on instruments after > treatment and it is so far > > always improved, as has tuning stability. > > > > For bridges it seems sealing the wood with ultra > thin CA, followed by > thick > > to fill any cracks works very well. The first > instrument I did with this > > method is still just fine and the tone was > improved. > > > > I do suggest to the client that a full DC system > be added to any CA > > repaired instruments. > > > > Regards, > > Don Rose, B.Mus., A.M.U.S., A.MUS., R.M.T., R.P.T. > > > > mailto:pianotuna@accesscomm.ca > > > > http://us.geocities.com/drpt1948/ > > > > 3004 Grant Rd. > > REGINA, SK > > S4S 5G7 > > 306-352-3620 or 1-888-29t-uner > __________________________________________________ Do You Yahoo!? Yahoo! Health - Feel better, live better http://health.yahoo.com
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