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glaze test for zakin tmh4, cone 6, ox.

updated wed 8 jun 05


Alisa Clausen on tue 7 jun 05

Glaze test for Zakin TMH4 cone 6, ox.

Glaze tested on white midrange stoneware fired in electric oxidation to =
1220c. (2228f)

Credited to: R. Zakin

Firing ramp:
100c p/h to 600c (212f - 1112f)
150c p/h to 1140c (302f - 2084f)=20
80c p/h to 1220c (176f - 2228f)
15 min. soak
cool down max. to 1100c (2012f)
Hold 1 hour
Shut off kiln

46 Soda Spar
10 Wollastonite
18 Ball Clay
8 Gerstely Borate
18 Zircopax
100 gram

2 Cobalt

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

Underfired. Dry, medium blue in color, rough, underfired mat surface.
Regards from Alisa in Denmark