Al u-bends

[Matthew Wallis]

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>  Date: Sun, 10 Mar 1996 19:38:00 -0700
>  From: dhe1 at cornell.edu (Dan Elsberg)
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>  We got tired of the high prices and low availability of Aluminum u-bends so
>  we made a mandril bender.  It was a _lot_ of work.  (about a week of
>  machining and then another couple of days playing around with the
>  technique.)  Anyway if anyone needs 1-3/8"x0.058 we may be able to work
>  something out that would be a lot cheaper than the estimates we got from
>  various other sources (one wanted $275 to bend 6 semi-circles (180 degrees)
>  including the labor and material).  E-mail me directly if you want to talk
>  about it.
>  
>  If anyone wants a description of the tool we made e-mail me about that too.

I would like to get a description of the tool.
Any plans available?  I need to do some bending of some 0.75", 0.035" Wall
5052 Al tubing.

        - Matthew

>  
>  --dan
>  
>  --
>  Dan Elsberg                                                  (607) 272-1574
>  Cornell University, Engineering Physics                    dhe1 at cornell.edu