Porcelaine #5

EPK 25.00
Ball clay 25.00
Nepheline syenite 25.00
Silica 25.00
---------
100.00
Grog 10.00
Bentonite 1.00
Epsom salt 0.25

Na2O 2.7% Al2O3 26.3% SiO2 67.3%
K2O 1.5% P2O5 0.1%
MgO 0.2% TiO2 0.7%
CaO 0.3% Fe2O3 1.0%

Volatiles:

H2O 0.1%
SO3 0.1%
Other 6.1%

Loss On Ignition: 5.9%