Alisa og Claus Clausen on sun 10 feb 02
Glaze test for: Oribe, cone 6, ox.
Source: www.frogpondpottery.com
Credited to:
All tests fired on white, iron flecked, mid-range stoneware.
Fired to cone 6 (1220c) in oxidation.
Firing ramp:
100c (212f) per hour to 600c (1112f)
150c (302f) per hour to 1100c (2012f)
100c per hour to 1220c (2228f)
15 - 30 minute soak depending on matts and glosses used.
cool down 100c per hour to 900c.
Natural cool down to 150c (approximately 15 hours)
Recipe:
28 Custer Feldspar
19Whiting
7 Frit 3195
13 Ball Clay
33 Flint
ADD
4.5 Copper Carb.
Note:
All raw materials measured up or down to nearest whole decimal.
Oxides used on percent basis to a 100 gram batch of glaze.
Substitutions:
Forshammer Feldspar for Custer
Local Frit for 3195
Resulted in:
A semi matt glaze that is well covering and stayed where glazed. A fine
copper green color, with a smooth surface.
A glaze I would like to test on larger ware.
Regards from Alisa in Denmark
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