Alisa Clausen on wed 2 may 07
Glaze test for Orange Brown Glaze, Cone 6, Ox.
Source: Clayart
Credited to: Bill Schran
Fired on mid fire white stoneware
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.
Results: Glossy, transluscent medium brown where thinner, more covering
where thicker. Even color overall.
Amount Ingredient
17.5 Dolomite
8 Frit--Fusion F134 recipe calls for G.B. which I
subbed with more 3134
3.5 Talc
5 Frit--Ferro 3134
5 Feldspar--Kona F4
17.5 Spodumene--Foote
1 Kaolin--EPK
17.5 Ball Clay--Old Mine #4
25 Silica
100 Total
Additives
1.5 Iron Oxide--Red
2.5 Ochre--Yellow
3.5 Tin Oxide
Unity Oxide
.107 Li2O
.071 Na2O
.024 K2O
.361 MgO
.427 CaO
.011 SrO
1.000 Total
.349 Al2O3
.072 B2O3
.013 Fe2O3
2.993 SiO2
.008 TiO2
0 P2O5
8.6 Ratio
5.8 Exp
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