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>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/c2608c7b/attachment.htm>
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