you don't need to sand, retaining all material and removing the indentation with the liquid swell is sufficient and allows the material to last longer. Skol Chris Solliday ----- Original Message ----- From: "Richard Brekne" <ricb at pianostemmer.no> To: <caut at ptg.org> Sent: Saturday, March 14, 2009 4:26 PM Subject: [CAUT] Worn whippen cushions / VS Profelt > Hi > > With all the discussion surrounding this stuff, I decided to try it out > on an old Hume today. The whippen cushions were deeply indented so I > smoothed things out a bit with 80 grit sand paper and then put a couple > drops of this stuff on each cushion right at the indent. That, > polishing the capstans, and polishing the keypins along with adding > telfon powder to key bushings and knuckles resulted in a huge drop in > friction. I went from an average of 18-20 grams of friction down to > around 10 grams. > > The indentation was not completely removed by the sanding, but a half > an hour after applying the VS Profelt there was no sign of any > indentations any more. > > Cheers > RicB >
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