Hello, I guess we are lucky here in France but I've never seen any verdegis on pins (anyway on any modern piano). Beside, we generally used nickeled plated pins . Are they less subject to this kind of corrosion ? Isaac OLEG > -----Message d'origine----- > De : owner-pianotech@ptg.org [mailto:owner-pianotech@ptg.org]De la part > de JIMRPT@AOL.COM > Envoyé : jeudi 20 septembre 2001 19:46 > À : pianotech@ptg.org > Objet : Re: too stiff > > > > In a message dated 19/09/01 11:52:15 PM, > davidlovepianos@earthlink.net writes: > > << Why wouldn't rebushing work? The verdigris, in my experience doesn't > > permeate the wood surrounding it. The question there is whether or not it > > is a practical solution. My answer has generally been no. > > >> > > The 'common knowledge' answer is that it 'might'......... the > flip side of > the answer is that if the origin of what caused the verdigris to > begin with > is in the flange and not in the bushing cloth, per-se, that the > vedigris will > just come right back............Think inappropiate > lubricants/waxed flanges, > etc. > The reason that verdigris does not permeate the wood around it > is that the > chemical/electrical catalyst(?) of verdigris occurs only at the > brass/felt > interface.....however in some really bad examples of verdigris I > have found > traces of vedigris within the wood portion of the flange > itself................. > Jim Bryant (FL) >
This PTG archive page provided courtesy of Moy Piano Service, LLC