[Cob] How warm must it be to work?

[Joseph R Dupont]

thank you thank you .. thank you..

Joe
On Mon, 25 Oct 2004 12:51:54 -0700 (PDT) "Shannon C. Dealy"
<dealy at deatech.com> writes:
> On Mon, 25 Oct 2004, Joseph R Dupont wrote:
> 
> > What is the deal with kitty litter. Is it clay or not?
> > If it is could you mix it with paperpulp and  make some kind of 
> adobe?
> [snip]
> 
> Not sure what this has to do with the oven discussion, but most if 
> not all
> "clumping" cat litters are nothing but ground up, dried, bentonite 
> clay
> (in some cases with additives, though if you look for the more 
> generic
> brands, they are often pure clay -- check the label).  I'm not
> sure about the make up of other types of cat litters, probably
> best to check the label.  Bentonite can be very useful as an 
> additive for
> certain types of mixtures (like paints and plasters), but it expands 
> and
> contracts massively when it gets wet/dries, so cracking is 
> inevitable if
> it is a significant part of the mix (a little goes a long ways).  
> I've
> been using it as an emulsifier in some experiemental floor mixes.  
> The big
> advantages of cat litter are that it is ground up so it mixes 
> readily, and
> you can buy small quantities (10 to 50 lbs) at your local grocery 
> store.
> 
> Shannon C. Dealy      |               DeaTech Research Inc.
> dealy at deatech.com     |          - Custom Software Development -
>                       |    Embedded Systems, Real-time, Device 
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> 
> 
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