Re: to bend a Thin pipe
- From: "Don Valentine" <donald@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
- Date: Mon, 5 Dec 2005 20:36:03 -0000
Towards the end of the 'factory tour' here
there is reference to bending brass tubing after filling with either pitch
or a frozen water/soap mix, to support the tube while it is being bent.
Also some interesting pictures of metal spinning in progress
"Larry Jaques" <novalidaddress@di\/ersify.com> wrote in message
> On 5 Dec 2005 08:24:42 -0800, with neither quill nor qualm, jim rozen
> <jim_member@xxxxxxxxxxx> quickly quoth:
>>If water, freeze the water with liquid nitrogen before bending.
>>Do a test on a sample first, the expansion may crack the tubing at
> Jim, you're the first person I've ever heard who has ever suggested
> freezing metal (freezing the water freezes the metal) before bending
> it. Can you explain how this would work? Most things tend to get VERY
> brittle at freezing and sub-zero temps.
> "Be the change you want to see in the world." --Mahatma Gandhi
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