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glaze test for deboos 1, rev. lili krakowski, cone 6, ox.

updated thu 3 may 07


Alisa Clausen on wed 2 may 07

Glaze test for Deboos 1, Rev. Lili Krakowski, Cone 6. Ox.

Source: Lili Krakowski

Credited to: Jane Deboos

Fired on mid fire white stoneware with iron flecks.

Firing ramp with an electric controller is:
100c p/h to 600c (212f - 1112f)
150c p/h to 1140c (302f - 2084f)
80c p/h to 1220c (176f - 2228f)
15 min. soak
cool down max. to 900c (1652f)
Hold 30 minutes

Shut off kiln

Colorants or additives to a 100 gram batch are measured in percent to the
100 gram batch.

Substitutions in this test: Frit 3134 subbed with local Boron Frit,
Feldspar used is Forshammer, Boron Frit is subbed for Gerstley Borate. All
substitutions are done not by Mol. Wts., but gram for gram.

Amount Ingredient
35.3 Nepheline Syenite
29.4 Ball Clay--Old Mine #4
29.4 Dolomite
59 Silica

153.1 Total

Unity Oxide
.143 Na2O
.051 K2O
.384 MgO
.422 CaO
1.000 Total

.405 Al2O3
.008 Fe2O3

3.991 SiO2
.011 TiO2

9.9 Ratio
6 Exp
Semi mat, smooth surface, cream white, even color.

Best regards,
Alisa in Denmark