[R-390] Tube cutting 101

[rbethman]

I seem to remember being taught to wrap a piece of string around the object,
soak it with lighter fluid, ignite it and let it burn out.  Then the quick
dip into cold water.  Just another twist on the same routine.

Bob - N0DGN

----- Original Message -----

> On Thu, Jan 17, 2002 at 08:42:30AM -0500, Ray, W2EC wrote:
> > I seem to recall a method where you use a small wire that you hook up to
> > a 12 volt car battery until its glowing good and hot, then quickly wrap
> > it around the tube where you want the break to occur and dip it quickly
> > into water. The hot wire heats the tube at the break point and the rapid
> > cooling snaps it cleanly off. Anybody remember/try this technique?
> >
> > 73, Ray  W2EC
>
> I was wondering when someone would propose this. It works very
> well for bottles, jars, etc. -- as long as they aren't made of
> zero-TC glass or quartz. A length of Nichrome toaster element
> would work very well, as long as it doesn't turn out to be
> fragile.
>