This one from Jurgen is first class ~~ ----- Original Message ---- From: David Ilvedson <ilvey at sbcglobal.net> To: pianotech at ptg.org Sent: Friday, October 26, 2007 7:00:57 PM Subject: RE: Hot Hide Glue Problem The preferred hammer popper offer is ? David Ilvedson, RPT Pacifica, CA 94044 ----- Original message ---------------------------------------- From: "David Love" <davidlovepianos at comcast.net> To: "Pianotech List" <pianotech at ptg.org> Received: 10/26/2007 4:20:44 PM Subject: RE: Hot Hide Glue Problem >I can assure you that I've been removing them that way for about 30 years >without introducing any moisture. Ungar Heat Gun or smaller Weller Gun, >heat the joint, pop them off with a pair of removing pliers. I can usually >heat up an entire section at time and go through and remove them, i.e., it's >not necessary to do them one at a time. Interestingly, as the joint cools >it becomes more difficult suggesting the glue does indeed respond to heat >alone. There is humidity in the air, of course. Whether the hygroscopic >properties of the glue itself cause it to absorb some moisture from the air >which is activated by the heat, I don't know. Even if that's the case, >rarely do we work in zero humidity situations. But, to be sure, they can be >removed with the application of dry heat. No illusion here. Try it. > >David Love >davidlovepianos at comcast.net >www.davidlovepianos.com >-----Original Message----- >From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf >Of Michael Magness >Sent: Friday, October 26, 2007 2:33 PM >To: Pianotech List >Subject: Re: Hot Hide Glue Problem > > >On 10/26/07, Berley Antoine Firmin II <firmin1 at bellsouth.net> wrote: >Now that I have had my coffee, I should have said that Hot Glue forms a >Chemical BOND, not a reaction. If done correctly it will adhere to glass and >break off chunks of glass if removed. Stained glass people do this. Some >great Q & A are found here: > >http://player-care.com/hide_q-a.html > >Berley >David, > >Based on what I know of hide glue, I doubt you remove it with a purely dry >heat some humidity must be introduced somewhere. >Read the attachment and you'll see what I mean. > > FRETS.COM.htm > >Mike >-- >Learn from yesterday, live for today, hope for tomorrow. The important thing >is to not stop questioning.-- Albert Einstein >Michael Magness >Magness Piano Service >608-786-4404 >www.IFixPianos.com >email mike at ifixpianos.com -------------- next part -------------- An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/20071026/fbb573fb/attachment.html
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