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vendredi 23 septembre 2011

Bass #51 Satinée/Texturée

Silica 9
Frit 3134 48
EPK 12
Kaolin (Calc.) 11
Custer feldspar 5
Whiting 15
Total 100

Na2O 0.20 Al2O3 0.23 SiO2 1.83
K2O 0.02 B2O3 0.39 P2O5 0.00
MgO 0.00 TiO2 0.00
CaO 0.78 Fe2O3 0.00

Alumina:Silica ratio is 1.00:8.07
Neutral:Acid ratio is 1.00:3.00
Alk:Neut:Acid ratio is 1.00:0.61:1.84

Expansion: 82.5 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3

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