Alisa Clausen on wed 2 may 07
Glaze test for Noxema Blue, Cone 6, Ox.
Source : Clayart
Credited to:
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 1 hour
Shut off kiln
Note: All raw materials are measured up or down to the nearest half
decimal. Colorants or additives to a 100 gram batch are measured in
percent to the 100 gram batch.
Amount Ingredient
48.3 Feldspar--Custer
23.2 Wollastonite
11.1 Kaolin--EPK
10.1 Gerstley Borate--1999
4.5 Silica
97.2 Total
Additives
2.8 Cobalt Carbonate
Unity Oxide
.097 Na2O
.173 K2O
.03 MgO
.7 CaO
1.000 Total
.441 Al2O3
.124 B2O3
.005 Fe2O3
3.155 SiO2
.001 TiO2
0 P2O5
7.1 Ratio
7.6 Exp
Results:
Gloss, transluscent medium to dark blue glaze, uniform in color.
Best regards from Alisa in Denmark
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