Alisa Clausen on wed 27 feb 08
Glaze test for Jen's Juicy Fruit (revsised)
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 30 minutes
Shut off kiln
Colorants or additives to a 100 gram batch are measured in percent to the
100 gram batch.
Standard Substitutions in all tests:
Local Boron Frit is used for Frit 3134
Forshammer (a half and half Potash and Soda spar) is the only Feldspar used
Local Boron Frit is used for Gerstley Borate
All substitutions are done not by Mol. Wts., but gram for gram.
Recipe Name: Jen's Juicy Fruit
Cone: 6 Color:
Firing: Oxidation Surface: Semiglossy
Amount Ingredient
10 Kaolin--EPK
9 Frit--Ferro 3134
49 Nepheline Syenite
12 Silica
11 Whiting
9 Spodumene--Foote
100 Total
Unity Oxide
.061 Li2O
.327 Na2O
.089 K2O
.008 MgO
.514 CaO
1.000 Total
.599 Al2O3
.105 B2O3
.007 Fe2O3
3.282 SiO2
.001 TiO2
0 P2O5
5.5 Ratio
8 Exp
Comments:
subbed 9 Lithium with 9 Spodumene
subbed 9 GB with 9 Frit 3134
A semi glossy, transluscent glaze. Crazed where thickest.
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