They're a laminate of paper card lined with plastic film and aluminium foil. Their mixed composition makes them not recyclable by any of the well known means. But they're mostly paper, so could make papercrete with only a slight strength reduction. They'll likely need a clean. And of course theyre thrown away in massive quantities.
NT
--- In papercreters@yahoogroups.com, Ray Larson <larrsonray@...> wrote:
>
> What are Tetrapacs?
>
> Nameste
> Odin
>
>
>
>
> ________________________________
> From: "prrr.t21@..." <prrr@...>
> To: papercreters@yahoogroups.com
> Sent: Tue, July 13, 2010 1:51:52 PM
> Subject: [papercreters] Re: New one in Peru -South America-
>
>
> Ashok
>
> Have you tried using tetrapaks in place of paper? I havent tried it, but I seem
> to remember hearing someone that managed to get it to work. I assume they'd be
> harder to pulp, and might need chopping before pulping. They have far lower
> value than paper.
>
>
> NT
>
> --- In papercreters@yahoogroups.com, "ashokchand2000" <ashokchand2000@>
> wrote:
> >
> >
> > Dear Marco,
> >
> > I am trying something similar here in Pune, India.
> >
> > The first step I am taking is to get the raw material cost of one cubic foot of
> >papercrete mix below the wholesale price of one cubic foot of conventional
> >bricks.
> > This is tough to do as used newsprint as other economic uses in India and sells
> >at four times the cost of rock aggregate that it replaces in concrete.
> >
> > Second I am trying to get a good engineering college to certify the strength of
> >the bricks produced.
> >
> > Thirdly I am looking at uses such as making chicken coops (in good demand)
> >rather than making houses in which people live. Just imagine a conversation
> >between yourself and your wife where you tell her that the first house that the
> >family will own is made of paper!
> >
> > Let us see how it goes.
> >
> > Regards
> > Ashok
> >
> > --- In papercreters@yahoogroups.com, "Arq. Marco Bravo Camino" <bravo5_marco@>
> >wrote:
> > >
> > >
> > >
> > >
> > > Hi to everybody;
> > >
> > > I´m writting to all of you who believe in dreams.
> > > Now i´m trying to realize mine. its about my professional tesis. I studied
> >architecture and want to apply the use of papercrete in houses to poor people in
> >my country. I´ve read almost everything about it and now is the time to make it
> >real. In a short time I´ll move to the town I choose for this application and
> >want to share every step with you all.
> >
> > > The most difficult item isn´t constructive or technologich, iT´S TO MAKE
> >PEOPLE UNDERSTAND PAPERCRETE IS A CONVENIENT MATERIAL. If anyone has make has
> >made a similar aplication please contact me. Otherwise i´ll keep in touch to
> >share my experience and hear all your suggestions.
> > >
> > > A very huge hug.
> > > Bach, Arq. Marco Bravo
> > >
> > >
> > >
> > > __________________________________________________________
> > > Invite your mail contacts to join your friends list with Windows Live Spaces.
> >It's easy!
> > >
> >http://spaces.live.com/spacesapi.aspx?wx_action=create&wx_url=/friends.aspx&mkt=en-us
> >
> > >
> >
>
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