Einsatz:
Fluxes for stoneware bodies, glazes amd porcelain bodies. Lower melting than potash spar.
Na2O * Al2O3 * 6 SiO2 - Molar weight: 524
Chem. analysis in %:
SiO2 68.40; Al2O3 19.00; Fe2O3 0.10; Na2O 7.60; K2O 2.75; CaO 1.75; TiO2 0.004; Loss of ignition 0.20.
Mineralogical analysis in %:
Kali-Feldsp. 15; Na-Feldsp. 65; Ca-Feldsp. 10; Na+CaFelds. 75; Ges.Felds. 90; quartz 5; SK-Fallpunkt 4a/5a.
Grinding fineness in %:
100% < 64 µm
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