Sodium Feldspar

Chemical Parameters

SILICA SiO2 68% ( ± 1%)
ALUMINA Al2O3 18% ( ± 1%)
SODIUM oXIDE Na2O 9% ( ± 1%)
Potassium Oxide K2O 1.50% ( ± 0.5% )
Titanium Oxide TiO2 Nil
Calcium Oxide CaO 0.50%
Magnesium Oxide MgO Traces
Ferric Oxide Fe2O3 0.08% ( ± 0.05% )
Loss On Ignition LOI 0.40%

Sepra produces SODIUM FELDSPAR in forms of :

Granular Particles

Powder (150-25 microns)

Lumps form 1 inches to 15 inches.

The glass and ceramic industries are the major consumers of feldspar and account for 95% of the total consumption.

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