[Clayart] Grog or course fire clay

[M Gordon]

Rod,  have you tried Soldate 60? I have thrown large round shapes with  
it for years with no problem having it hold it's shape.  I can send  
pics if you want. Mike Gordon
On Aug 18, 2018, at 12:53 PM, Rod Haaland wrote:

> "Flabby" adj. The inability of a thrown clay piece to maintain it's  
> shape
> under the force of gravity.
>
> Although most boxed clays are quite plastic these days few have the
> structure to maintain their shape if pushed to large bulbous shapes.
>
> Interesting idea of including epsum salts. I've always tried to keep  
> the pH
> in the acid range to avoid deflocculation. Never tried such an  
> aggressive
> flocculator as epsum salts. Good idea.
>
> On Sat, Aug 18, 2018 at 2:32 PM Bryan Johnson <bryj at cheqnet.net> wrote:
>
>> Have you tried adding some Epsom salts?  Make a saturated solution  
>> and add
>> few drops in a lump and wedge, or about a pint par 300 pounds and pug  
>> or
>> remix.
>> Bryan Johnson
>>
>> On Sat, Aug 18, 2018 at 6:01 AM Rod Haaland <rod.haaland at gmail.com>  
>> wrote:
>>
>>> Folks. I've been on a quest to formulate a good clay body that can be
>>> thrown thin and stays put. I've tried several different "boxed"  
>>> clays.
>> All
>>> seem to be really flabby with a bunch of grog thrown in. I think it's
>>> better to get that "toothy" plastic strength from course fire clay.  
>>> So...
>>> I'm opening the floor for a discussion of the best combination of  
>>> clays
>> for
>>> plasticity AND the ability to be thrown thin and maintain shape -  
>>> I'll
>> call
>>> it "standupedness".
>>> --
>>> Rod Haaland
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> -- 
> Rod Haaland
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