Megan Flanders on mon 28 sep 09
Anyone have a recipe for a good cone 6 purple? Preferrably reduction, but I=
can fire ox if need be. Thanks!
-Megan
Mary Starosta on tue 29 sep 09
Hey Megan,
Jeannies' purple works well for me cone 5 through 6.5 doesn't matter (
oxidation electric kiln) Semi glossy, not matt. Covers well on stoneware
buff as well as darker brown clays.
Recipe Name: Jeannie=3D92s purple
Cone: 6 Color: purple
Firing: Oxidation Surface: Semiglossy
Amount Ingredient
18 Nepheline Syenite
14 Frit=3D96Ferro 3134
20 Whiting
18 Ball Clay=3D96Old Mine #4
30 Silica
100 Total
Additives
.2 Chromium Oxide
3.8 Tin Oxide
.6 Cobalt Carbonate
Unity Oxide
.166 Na2O
.034 K2O
.011 MgO
.789 CaO
1.000 Total
.287 Al2O3
.147 B2O3
.005 Fe2O3
3.016 SiO2
.009 TiO2
10.5 Ratio
72.4 Exp
Comments: Val Cushing=3D92s smooth satin matt
Mary Starosta
Colorado Potter
On Mon, Sep 28, 2009 at 10:03 PM, Megan Flanders wro=
=3D
te:
> Anyone have a recipe for a good cone 6 purple? Preferrably reduction, but=
=3D
I
> can fire ox if need be. Thanks!
>
> -Megan
>
Weiland, Jeff on tue 29 sep 09
Here is a glaze my students like to use because it varies so much depending=
=3D
on thickness and being either over or under whites. It is a lighter value =
=3D
with a matt surface that turns pinkish with thicker application. The bigges=
=3D
t problem is the cost with so much cobalt in it. I fire it reduction. Not s=
=3D
ure what will happen in oxidation.
EPK 20
Dolomite 27
Nepheline Syentite 20
Flint 30
Lithium Carb 7
Cobalt Carb 8
Tin Oxide 12
Jeff Weiland
Greenfield-Central High School
810 North Broadway
Greenfield, Indiana 46140
317-462-9211
jweiland@gcsc.k12.in.us
-----Original Message-----
From: Clayart [mailto:Clayart@LSV.CERAMICS.ORG] On Behalf Of Megan Flanders
Sent: Tuesday, September 29, 2009 12:03 AM
To: Clayart@LSV.CERAMICS.ORG
Subject: Cone 6 Purple?
Anyone have a recipe for a good cone 6 purple? Preferrably reduction, but I=
=3D
can fire ox if need be. Thanks!
-Megan
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