Cone #16 Satinée/Brillante

Custer feldspar 36
Silica 22
Frit 3134 9
Gerstley borate 9
Zinc oxide (Calc.) 8
Barium carbonate 8
Talc 8
EPK 10
Total 100

Na2O 0.11 Al2O3 0.27 SiO2 2.76
K2O 0.11 B2O3 0.18 P2O5 0.00
MgO 0.18 TiO2 0.00
CaO 0.22 Fe2O3 0.00
MnO 0.00
ZnO 0.27
BaO 0.11

Alumina:Silica ratio is 1.00:10.21
Neutral:Acid ratio is 1.00:6.09
Alk:Neut:Acid ratio is 1.00:0.45:2.76

Expansion: 71.7 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3