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Message from discussion What do you want in a filament material?
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Jeffrey Crews  
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 More options Apr 30 2012, 11:46 am
From: Jeffrey Crews <cruze...@gmail.com>
Date: Mon, 30 Apr 2012 11:46:56 -0400
Local: Mon, Apr 30 2012 11:46 am
Subject: Re: [thingiverse] Re: What do you want in a filament material?

Wasn't there some talk back in 'the day' about using flat ribbons of PET,
spiral cut from 2L drink bottles, as a feedstock? Or was that just another
of my cough-syrup hallucinations?

jsc

On Mon, Apr 30, 2012 at 11:43 AM, Mark Ungrin <Mark.Ung...@gmail.com> wrote:
> ...a brilliant idea is a stupid one that turns out not to be...

> having said that, my guess would be heterogeneity - the corners would
> melt faster than the faces, might absorb water differently, and would
> probably be more prone to accumulate nicks and dents that would cause jams

> On 30/04/2012 8:20 AM, david coots wrote:
> > Okay this may be the stupidest question ever: why does it have to be
> > round? why can't a printer take square or octagonal material? flat edges
> > are easier to consistently produce in other materials so I'm going to
> > assume that is the case with abs.

> > On Sun, Apr 29, 2012 at 3:30 PM, Adam Levine <adamlevinemob...@gmail.com
> > <mailto:adamlevinemob...@gmail.com>> wrote:

> >     Thanks to everyone for the feedback, and if you have any more please
> >     keep it coming!  Are the 1lb or 1kg spools a good amount to have on
> >     a roll?  More or less?     I've gotten some traction with "a more
> >     affordable, high quality multi-colored PLA filament in both 1.75mm
> >     and 3mm", but my long term interest is looking at all the new
> >     biopolymers out there, and see what kinds of things we can print
> >     with the desirable ones.   The fact that ABS and PLA are the only
> >     options is partly suitability, but mostly availability.

> >     Lots of options out there that haven't even been considered, I love
> >     new markets.

> >     Adam B. Levine

> >     On Sun, Apr 29, 2012 at 1:18 PM, Marcus Wolschon
> >     <marcus.wolsc...@googlemail.com
> >     <mailto:marcus.wolsc...@googlemail.com>> wrote:

> >         What I want is consistent quality.
> >         No enclosed air at all, same melting point along all the length,
> >         perfect round shape of the ordered diameter and with a constant
> >         diameter along all it's length.

> >         There are enough other problems. I don't want to worry
> >         about inconsistencies in my filament.

> >         --
> >         Go visit thingiverse at http://thingiverse.com and stay tuned to
> >         the blog at http://blog.thingiverse.com.

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> --
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