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albany clay/albany sub

updated fri 5 feb 99

 

David Hendley on thu 4 feb 99

At 03:18 PM 2/3/99 EST, you wrote:
>----------------------------Original message----------------------------
>David's Albany Sub ^6
>72 Red Art clay
> 8 Kona F-4 feldspar
>10 whiting
> 5 EPK
> 5 talc
>
>Hmm. I bet RR would say this is oversupplied in alumina. It doesn't
>quite flux on most of the red clays i've tried it on. Two firings
>helps it get a sheen.
>

Jan,
The recipe above is just what it says: a substitute for Albany Slip.
It is not intended to be a cone 6 glaze.
At cone 10 Albany (or the sub.) will make a slip-glaze all by itself,
which is one reason why old-time potters liked it so much; pretty
hard to mess up a recipe like that. But, they also added other things
to it to make variations on the theme.
At cone 6, I would think that you would definately want to add
some flux to it, and different fluxes will change the look of it.

The way to use the Albany substitute is to make up a recipe of, say,
10,000 grams, or whatever amount will last you for a while, put it
in a half-full bucket with a tight fitting lid and roll it around for a few
minutes to dry mix it, and then store it in a container labeled "Albany
Substitute", with your other glaze ingredients. When a recipe calls
for Albany Slip, just use an equal amount of the substitute.
And no, the substitute is close, but it seems to be missing that certain
'Je ne sais quoi' of the real thing.

David Hendley
Maydelle, Texas
hendley@tyler.net
http://www.farmpots.com