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vendredi 23 septembre 2011

Bass #56 Satinée/Brilliante

Silica 13
Frit 3134 33
EPK 12
Custer feldspar 32
Whiting 10
Total 100

Na2O 0.21 Al2O3 0.30 SiO2 2.86
K2O 0.11 B2O3 0.34 P2O5 0.00
MgO 0.00 TiO2 0.00
CaO 0.68 Fe2O3 0.00

Alumina:Silica ratio is 1.00:9.42
Neutral:Acid ratio is 1.00:4.48
Alk:Neut:Acid ratio is 1.00:0.64:2.86

Expansion: 79.6 x 10e-7 per degree C
Oxides causing abnormal expansion: B2O3

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