Use Leather for Heavy Duty Bellows
By Matthew Caulfield
I was surprised at the note in yesterday's MMD questioning whether
leather is strong enough for use in vacuum pumps. I have always
understood that leather is the material of choice for heavy-duty pumps:
good cowhide or the leather par excellence, if you can get it --
kangaroo!
Matthew Caulfield (Irondequoit, N.Y.)
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(Message sent Wed, 30 Jul 2003 09:04:41 -0400
, from time zone -0400.)
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