RE: [PSUBS-MAILIST] acrylic viewport thickness

["Alec Smyth" <Alec.Smyth@compuware.com>]

With a big ring or plywood. Yes, the acrylic gets messed up around the
ring, but you machine that off.

-----Original Message-----
From: William Alford [mailto:walford@dbtech.net] 
Sent: Wednesday, February 23, 2005 11:27 AM
To: personal_submersibles@psubs.org; personal_submersibles@psubs.org
Subject: RE: [PSUBS-MAILIST] acrylic viewport thickness

At 10:20 AM 2/23/2005 -0500, Alec Smyth wrote: 

>
> In regard to the cracking at the base, what we did on Solo s dome was
machine
> away the bottom several inches of material


just curious how you clamp, affix, etc the big piece of acrylic to do
the
machining without damaging it or scarring it. And how was it done? Big
lathe?
other method? thanks.
William Alford



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