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MMD > Archives > June 2011 > 2011.06.14 > 06Prev  Next


Leather Valve Facing Against Metal Valve Seat
By Art Reblitz 

It's possible that the nap side caused the metal seats in a Standard
or Autopiano to corrode faster, and that the finish on the grain side
protected against this corrosion even though it might not have been
quite as airtight.

Art Reblitz

(Message sent Tue, 14 Jun 2011 09:49:22 -0600 , from time zone -0600.)

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