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(correction) re: copper sulfate in glazes? think twice!

updated sun 22 mar 98

 

Talbott on sat 21 mar 98

Still recovering from the flu.. a few blunders in my msg below.. the
SULFATE radical (SO4) will decompose during the firing and NOT the sulfur.
Obviously elements such as sulfur do not decompose through chemical
changes. Sorry for all the typos just comes with this flu I guess...
,,,Marshall

>----------------------------Original message----------------------------
>The sulfur in the copper sulfate, CuSO4 will decompose during firing and
>the sulfur will combine with oxyen to form a sulfur-oxygen, SxOx, product.
>I doubt that the sulfur could do anything of a desirable nature to the
>glazing of the pots... I would stay with copper carb.. Marshall
>
>>----------------------------Original message----------------------------
>>Ok y'all, now I'm getting confuzzled. I thought the whole entire PURPOSE
>>for the saggar was so one could put salt/sulphates/whatever around a pot
>>WITHOUT hurting the kiln or other pots in the vicinity.
>>
>>I have one, count 'em, ONE electric kiln. I don't want to kill it, but I
>>do want to play with it. Therefore, I had planned to make a saggar
>>and try some fun stuff. Do I hear y'all saying that this is NOT a good
>>idea?
>>
>>Lisa Skeen, Living Tree Pottery and Soaps
>>http://www.uncg.edu/~lpskeen
>>Duct tape is like the Force. It has a light side, a dark side, and holds
>>the universe together.
>>
>>On Wed, 18 Mar 1998 08:51:07 EST Kenneth Poe
>>writes:
>>
>>>So right about the Kiln affects which is why for a saggar firing/be it
>>>salt, soda, etc, etc... use a separate kiln to avoid contaminating
>>>your>primary kiln.
>>
>>_____________________________________________________________________
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>
> http://www.PotteryInfo.com
>
> 101 CLAYART MUGS (Summer 1998)
> 2ND ANNUAL CLAYARTERS' GALLERY - NAPLES, MAINE (Summer 1998)
> E-MAIL ME FOR APPLICATIONS
>
> Celia & Marshall Talbott, Pottery By Celia, Route 114, P O Box 4116,
> Naples, Maine 04055-4116,(207)693-6100 voice and fax,(call first)
> ---------------------------------------------------------------------

http://www.PotteryInfo.com

101 CLAYART MUGS (Summer 1998)
2ND ANNUAL CLAYARTERS' GALLERY - NAPLES, MAINE (Summer 1998)
E-MAIL ME FOR APPLICATIONS

Celia & Marshall Talbott, Pottery By Celia, Route 114, P O Box 4116,
Naples, Maine 04055-4116,(207)693-6100 voice and fax,(call first)
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