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
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