Burnish, and clean out the graphite gunk, with a soft lead (graphite) pencil tip. Paul In a message dated 7/30/2010 9:37:57 A.M. Central Daylight Time, jpdraine at gmail.com writes: Whether the slot is naked, or coated with graphite, permalon, or other substances, burnishing would help the situation considerably. Patrick On Fri, Jul 30, 2010 at 10:30 AM, Joseph Garrett <_joegarrett at earthlink.net_ (mailto:joegarrett at earthlink.net) > wrote: "I wonder if permalon (sp?) - the green stuff - might in fact be better, because it's harder?" IMO, no lubricant is adviseable! No need. The lubricity between brass and hardwoods, such as hornbeam and maple is sufficient and consistant. Joe Joe Garrett, R.P.T. (Oregon) Captain, Tool Police Squares R I -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100730/643aecf2/attachment.htm>
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