Colemanite Glaze #7 Gloss/Transparent

Lithium carbonate 29
Colemanite 29
Zinc oxide (Calc.) 6
Whiting 6
Silica 30

CaO 0.30 B2O3 0.32 SiO2 0.75
Li2O 0.59
ZnO 0.11

Expansion: 61.4 x 10e-7 per degree C
Oxides causing abnormal expansion: Li2O B2O3

Expansion: 61.4 x 10e-7 per degree C
Oxides causing abnormal expansion: Li2O B2O3

Colemanite Glaze #8 Semi-gloss/Transparent

Colemanite 55
EPK 17
Silica 41
Total 100

Na2O 0.00 Al2O3 0.23 SiO2 3.02
K2O 0.00 B2O3 1.49 P2O5 0.00
MgO 0.00 TiO2 0.00
CaO 1.00 Fe2O3 0.00

Alumina:Silica ratio is 1.00:12.93
Neutral:Acid ratio is 1.00:1.76
Alk:Neut:Acid ratio is 1.00:1.72:3.03

Expansion: 53.3 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3

Colemanite Glaze #9 Matt/Transparent

Colemanite 50
EPK 10
Kaolin (Calc.) 9
Silica 31
Total 100

Na2O 0.00 Al2O3 0.29 SiO2 2.70
K2O 0.00 B2O3 1.49 P2O5 0.00
MgO 0.00 TiO2 0.00
CaO 0.99 Fe2O3 0.00

Alumina:Silica ratio is 1.00:9.42
Neutral:Acid ratio is 1.00:1.53
Alk:Neut:Acid ratio is 1.00:1.77:2.71

Expansion: 54.6 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3

Colemanite Glaze #10 Satin/Matt/Transparent

Colemanite 40
Whiting 30
Silica 18
EPK 8
Magnesium carbonate 4
Total 100

Bentonite 1

Na2O 0.00 Al2O3 0.06 SiO2 0.69
K2O 0.00 B2O3 0.54 P2O5 0.00
MgO 0.08 TiO2 0.00
CaO 0.92 Fe2O3 0.00

Alumina:Silica ratio is 1.00:11.83
Neutral:Acid ratio is 1.00:1.15
Alk:Neut:Acid ratio is 1.00:0.60:0.69

Expansion: 76.9 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3

Colemanite Glaze #11 Gloss/Transparent

Colemanite 53
EPK 13
Silica 34
Total 100

Bentonite 1

Na2O 0.00 Al2O3 0.19 SiO2 2.59
K2O 0.00 B2O3 1.48 P2O5 0.00
MgO 0.00 TiO2 0.00
CaO 0.99 Fe2O3 0.00

Alumina:Silica ratio is 1.00:13.55
Neutral:Acid ratio is 1.00:1.55
Alk:Neut:Acid ratio is 1.00:1.67:2.60

Expansion: 54.7 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3

Colemanite Glaze #12 Gloss/Opaque/White

Custer feldspar 36
Silica 20
Colemanite 20
Zinc oxide (Calc.) 10
Barium carbonate 7
Talc 7
Total 100

Bentonite 100

Na2O 0.05 Al2O3 0.17 SiO2 2.19
K2O 0.10 B2O3 0.38 TiO2 0.00
MgO 0.14 Fe2O3 0.00
CaO 0.29
MnO 0.00
ZnO 0.32
BaO 0.09

Alumina:Silica ratio is 1.00:12.77
Neutral:Acid ratio is 1.00:3.95
Alk:Neut:Acid ratio is 1.00:0.55:2.19

Expansion: 71.0 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3

Colemanite Glaze #13 Waxy/Opaque/White

Colemanite 20
Barium carbonate 6
Custer feldspar 43
Silica 24
EPK 2
Whiting 2
Zinc oxide (Calc.) 3
Total 100

Bentonite 1

Na2O 0.08 Al2O3 0.32 SiO2 3.59
K2O 0.18 B2O3 0.57 P2O5 0.00
MgO 0.00 TiO2 0.00
CaO 0.47 Fe2O3 0.00
ZnO 0.14
BaO 0.12

Alumina:Silica ratio is 1.00:11.16
Neutral:Acid ratio is 1.00:4.03
Alk:Neut:Acid ratio is 1.00:0.89:3.59

Expansion: 70.6 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3