Bass #33 /Blanc

Frit 3134 11
Nepheline syenite 69
Whiting 20
Total 100

Bentonite 4

Na2O 0.33 Al2O3 0.39 SiO2 1.94
K2O 0.08 B2O3 0.09 TiO2 0.00
MgO 0.01 Fe2O3 0.00
CaO 0.58

Alumina:Silica ratio is 1.00:4.92
Neutral:Acid ratio is 1.00:4.05
Alk:Neut:Acid ratio is 1.00:0.48:1.94

Expansion: 99.1 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3