search  current discussion  categories  glazes - cone 4-7 

glaze test for ac base wd-1, cone 6, oxidation.

updated thu 24 jan 02

 

Alisa og Claus Clausen on wed 23 jan 02


Glaze test for: Glaze test for AC base WD-1, cone 6, oxidation

Source: Alisa Clausen
Credited to: Tests devrived from Tony Hansen's 20 x 5 glaze base.

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:

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:

Resulted in:

Regards from Alisa in Denmark