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glaze test for berry rust. cone 6, ox. revision.

updated wed 25 jun 03


Alisa Clausen on tue 24 jun 03

Glaze test for Berry Rust, cone 6, ox. Revsion.
Glaze tested on white midrange stoneware fired in electric oxidation to =

Credited to:

Firing ramp:
100c p/h to 600c (212f - 1112f)
150c p/h to 1100c (330f - 2012f)=20
100c p/h to 1220c (212f - 2228f)
5 min. soak
cool down max. to 800c
Hold 1 hour
Shut off kiln

26 Silica
27 EPK
7 Nepheline Syenite
9 Bone Ash
13 Talc
18 Frit 3134

12 RIO

Note: All raw materials are measured up or down to the nearest whole =
decimal. =20
Colorants or additives to a 100 gram test batch are measured in precent =
to the 100 gram test batch.

Substitutions: None

Gloss iron red glaze. Well covering and smooth. Darker where thinner =
or breaking, lusher red iron red color where thickest. =20

Regards from Alisa in Denmark