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glaze test for easy clear with cobalt add. cone 6, oxidation

updated sat 23 sep 00

 

Alisa and Claus Clausen on fri 22 sep 00


Source
Two receipes from Clayart archives, Doug Adam's Clear and Speckled Blue

Tested on light grey mid range stoneware, fired to 1220c oxidation

Receipes
Speckled Blue
50 Gerstly Borate
35 Flint
30 EPK

Add
2 Colb. oxide



Doug Adam's Clear renamed Easy Clear
48 Gerstely Borate
30 Silica
Kaolin 22


Tested receipe
Easy Clear with 2% cobalt.

Shiny, coblat blue, stable.

Best regards,
Alisa

In the archives I found several receipes that come close to Easy Clear =
in materials and amoutns, with different colorants.
To simplify thing, I mixed up the Easy Clear with the colorant procents =
of the other receipes. In the next kiln.

Best regards,
Alisa in Denmark