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Kona F-4 Feldspar

Alternate Names: f4 feldspar, kona feldspar, kona f4 feldspar, f4 spar

Description: Soda feldspar

Oxide Analysis Formula
CaO 1.70% 0.16
K2O 4.80% 0.26
Na2O 6.90% 0.58
Al2O3 19.60% 1.00
SiO2 66.70% 5.76
0.30% -
LOI 0.20%n/a
Oxide Weight 517.79
Formula Weight 518.83

Notes

This was a popular soda feldspar in North America, it is no longer available. Use MinSpar 200 instead.

Related Information

Links

Materials Feldspar
In ceramics, feldspars are used in glazes and clay bodies. They vitrify stonewares and porcelains. They supply KNaO flux to glazes to help them melt.
Materials NC-4 Feldspar
Materials G200 HP Feldspar
Materials Minspar 200
Typecodes Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies.
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