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glaze test for oxides under le matte, cone 6, ox.

updated sun 17 nov 02


Alisa Liskin Clausen on sat 16 nov 02

Glaze test for oxides under Le Matte, cone 6, oxidation.

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

Source: Lela Martens, Clayart
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)
cool down max. per hour to 1100c=20
cool 80c per hour to 800c
shut off kiln

51.6 Feldspar
5.6 Flint
18.8 Whiting
8.6 Zinc Oxide
15.4 Kaolin

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.

Used Forshammer spar for the Feldspar.

Smooth, satin matte glaze, white and even covering. Oxides Cobalt, RIO, =
black stain, Chrome and Ochre all showed through the glaze. The edges =
are sharp as painted. The Chrome turned a medium pinkish beige.

Regards from Alisa in Denmark