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RE: Copper tubing bending
Subject: RE: Copper tubing bending
Date: Thu, 24 Apr 97 05:52:49 UT
From: "William Noble" <William_B_Noble-at-msn-dot-com>
To: "Tesla List" <tesla-at-pupman-dot-com>
liquid won't work because it will just move out of the way - the sand is
both
hard to move and incompressible that's why it works at all. but a
tubing
bender is a better way, and annealing the tubing before bending is
really
helpful too
[Bill] snip
btw: instead of filling the tube with sand - how about a LIQUID? First
you weld the other end shut (the inner end in final coil - if spiral)
and
then connect a cheap valve to the other end. Now, you fill the tube with
water and close the valve.. Should work fine.
Kristian Ukkonen.