Doesn't Renner have graphite in their bushings? Avery At 02:53 PM 8/28/04, you wrote: >Hello Ryan and the List > >This is an excerpt from a letter I sent to Renner in >Germany: > >"I wonder if you could let me know about any adverse >effects of using the "Protek" brand lubricant on the >center bushings of your hammer shanks. It is a fairly >common practice in the U.S. to put a few drops of this >lubricant on the center bushing felt while preparing >a new shank/flange for installation and while sorting >the shanks for center bushing friction..." > >And here is the relevant part of their response: > >"Renner does not treat the center bushings. >To our knowledge there are no chemical reactions or >adverse effects when center bushings are treated. >Therefore, this may be done, there is nothing to say >against the treatment with a lubricant..." > >Vladan > >==================================== > >List, > This general discussion on friction and factory >set-up of weighting leads me to wonder what >manufacturers pre-lubricate their centers ( beyond the >natural lanolin ) so that weight and leverage are the >prime aspects contributing to the "touch", and to >inhibit future wear. > I would also like to get opinions on favored >center pin lubricants. > Thump > > > > >__________________________________ >Do you Yahoo!? >New and Improved Yahoo! Mail - Send 10MB messages! >http://promotions.yahoo.com/new_mail >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives
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