[TCML] A new guy with a primary threaded through holes
rdj at wildblue.net
Wed May 19 18:31:28 MDT 2010
Joe, I just wanted to agree with the statement about Lexan, or
polycarbonate. It is soft and flexible compared to acrylic. When I worked we
would cut large sheets of poly into smaller sizes to work with and we could
shear 1/4 inch all day with no problem but 1/4 acrylic will shatter on the
Subject: Re: [TCML] A new guy with a primary threaded through holes
If your "lexan fractured" it probably isn't lexan. Lexan can be bulletproof,
--- On Wed, 5/19/10, Joe Mastroianni <joe at killerowls.com> wrote:
> From: Joe Mastroianni <joe at killerowls.com>
> Subject: Re: [TCML] A new guy with a primary threaded through holes
> To: tesla at pupman.com
> Date: Wednesday, May 19, 2010, 9:16 AM
> One other thing - I tried to cut off the top of the holes
> on one of my test stanchions to make the so-called "C"
> notches. That was an unmitigated disaster. The
> lexan tended to fracture around the holes using a router (I
> probably had the router speed too high - but still, it was
> not good.) And when I did get one to work I rapidly
> discovered that Lexan doesn't "give" at all, so unless you
> have the "C" hole exactly the right size, you can't press
> fit the tubing. You might as well be trying to push
> the copper through a steel groove that's too small.
> And is you press too hard, the lexan fractures (at the thin
> part of the "C" on top).
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