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glaze test for oxides under tony hansen's matt, cone 6, ox.

updated sun 17 nov 02


Alisa Liskin Clausen on sat 16 nov 02

Glaze test for oxides under Tony Hansen's Matt, cone 6, ox.

Glaze tested on white midrange stoneware fired in electric oxidation to =

Credited to: Tony Hansen

Firing ramp:
100c p/h to 600c (212f - 1112f)
150c p/h to 1100c (330f - 2012f)=20
100c p/h to 1220c (212f - 2228f)
cool down max. per hour to 1100c=20
cool 80c per hour to 800c
shut off kiln

27 Wollastonite
36 Frit 3134
35 EPK
5 Flint

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 percent =
to the 100 gram test batch.

Local frit for 3134

Oxides Cobalt, RIO, black stain, Chrome and Ocher all showed through =
glaze. Slight movement of edges, except for black stain.
Chrome looks brown.

Glaze crazed on my clay body.

Regards from Alisa in Denmark