I used to some to load a 3.3 GHz waveguide antenna that I worked
on for the air force about 15 years ago. The machinist didn't
complain and the antenna worked as expected (it was build to
print).
Mike, W4EF.............................
----- Original Message -----
From: "Steve Thompson" <g8gsq@ic24.net>
To: "Bob Nielsen" <nielsen@oz.net>; <amps@contesting.com>
Sent: Wednesday, March 16, 2005 9:34 AM
Subject: Re: [Amps] nylons
> Bob Nielsen wrote:
> > On Wed, Mar 16, 2005 at 11:50:57AM +0000, Steve Thompson wrote:
> >> On Wednesday 16 March 2005 11:39, R.Measures wrote:
> >>> Amen, Karl-Arne
> >>>
> >>> The styrenes - such as ABS - are quite good around RF.
> >> At least one cross linked versions, Rexolite, is really good and also
> >> mechanically strong. It's horrible to machine, and very difficult to
> >> source this side of the Atlantic :-(
> >
> > I thought rexolite was fairly easy to machine (at least the machinists
> > where I worked didn't complain when we had them fabricate some parts
> > from it, but maybe they liked challenges.) I retract that part of my
> > previous message!
> Don't jump to that - maybe my machinists weren't up to the challenge! I
> think it tends to clog and bind, I'm guessing there's an art to getting
the
> tool sharpening and feed speeds just right.
>
> Can anyone else add thier experience?
>
> Steve
>
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