Wagoner, Charles on mon 14 oct 02
This is a beautiful yellow glaze, especially on porcelain.
Glaze name: CUSHING YELLOW MATTE
Cone: 10
Color: yellow/orange
Testing: Tested
Surface texture: matte
Firing: Reduction
Glaze type:
Recipe: Percent Batch
Custer Feldspar 23.10 1848
Dolomite 28.30 2264
Whiting 12.90 1032
EPK 29.70 2376
Silica 6.00 480
100.00 %Total 8000 Gm Total Batch
Also add:
Red Iron Oxide 1.50 120
Comments:
Apply very thin on porcelain to get it to break yellow/orange-best on
porcelain. Nice over textured surfaces. Runs if thick, and turns a bit greenish
yellow.
Unity Formula for CUSHING YELLOW MATTE:
0.055 K2O 0.314 Al2O3 1.252 SiO2
0.023 Na2O 0.002 Fe2O3 0.002 TiO2
0.597 CaO 4.0:1 Si:Al Ratio
0.325 MgO
Percentage Analysis for CUSHING YELLOW MATTE:
46.74 % SiO2
19.90 % Al2O3
3.22 % K2O
0.89 % Na2O
20.81 % CaO
8.15 % MgO
0.20 % Fe2O3
0.10 % TiO2
Cwag@abcs.com
cwagoner@nvc.k12.in.us
http://abcs.com/cwag
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