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glaze test for mary barringer sheen-o glaze, cone 6, ox.

updated tue 26 jun 01


Alisa og Claus Clausen on mon 25 jun 01

Glaze test for Mary Barringer Sheen-O glaze, cone 6, ox.

Source: Ceramics Monthly, April, 2001

Tested on light, mid-range stoneware, with iron flecks. Fired to 1215c =
(22219) oxidation, at this ramp:
100c to 600c 212f to 1112f
150c to 1100c 300f to 2012f
100c to 1220c 212f to 2228f
soak at 1220c for 30 minutes =20
cool down 100c per hour to 900c (212f/1652f)=20
soak at 900c for one hour
shut off and cool down (aprox. 40 hours)

2.9 Soda ash
4.9 Gerstely Borate
22.8 Spodumene
54.5 Nepheline Syenite
14.9 Ball Clay

0.5 Chrome

All raw materials, with the exception of colorants, measured up or down =
to the nearest whole decimal.
Substitutions: None

Resulted in a light orangey and white shino looking glaze, glossy but =
not glassy. Crazed on my claybody.

Best regards,
Alisa in Denmark