I use a moist towel strip and a hot iron to steam/heat ivories before removal and a dry towel strip and hot iron to just heat the plastic keytops. Those pesky plastic tops that have a dozen perpendicular cracks per keytop come of in pieces with difficulty, but otherwise it's an easy chore. Use a knife blade. Sometimes I get them warm enough that they really stretch if you pull them off. Ken Jankura rpt Fayetteville PA ----- Original Message ----- From: "Baldwin Yamaha Piano Centre" <baldwin@mta-01.sk.sympatico.ca> To: <pianotech@ptg.org> Sent: Tuesday, July 30, 2002 7:48 PM Subject: RE: CA glue > > Hi Annie, > Work a knife blade under the key top and start slicing, > be careful not to pull too many splinters off as you go. Just take your > time, and they usually come off in one piece. Some times you will have to > work from the front of the key depending if the grain of the key is at an > angle. You can usually tell by looking at the grain at the side of the > key. If the grain is running down hill towards the front of the key, then > start from the front of the key. The reverse is also true. > Acetone or water will usually remove any glue residue. Depending on the > type of glue used. > Regards roger > > > At 06:24 PM 7/30/02 -0500, you wrote: > >Thanks for the welcome, Joe. I've had good luck with CA on tuning pins - > >and it's always been my understanding that the glue serves primarily to add > >mass to the pins -- but I haven't been at this long enough to be able to > >speak to the long-term usefulness. And it might not be generally helpful, > >but at least some CA glue (e.g., HotStuff) gets brittle when frozen and can > >be easily broken. (Hard to get that pinblock in the Frigidaire, I > >realize....) > > > >BUT, does anybody know the answer to my ivorine key top question? I need to > >remove the tops and don't have the right machines for cutting/sanding at > >that level, so solvents are my next best solution (I think). If there's a > >third alternative, please tell me about it. I have frozen sharp keys before > >in order to break off the tops for use elsewhere (it's hot here in Ioway, > >and I seem to be fixated on refrigeration -- sorry), but I don't think I > >want to try that with keytops. Thanks, ever so much, even in advance. > > > >Annie > > > > > Date: Tue, 30 Jul 2002 14:55:47 -0600 > > > From: "Joe And Penny Goss" <imatunr@srvinet.com> > > > Subject: Re: CA glue > > > > > > Welcome to the list Annie. > > > In using CA on tuning or bridge pins no real strength is needed > > > > > Roger > > >
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