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FK45 Feldspar

Description: Sodium Potassium Feldspar

Oxide Analysis Formula Tolerance
CaO 0.39% 0.04
MgO 0.06% 0.01
K2O 4.80% 0.30
Na2O 6.80% 0.65
TiO2 0.03% -
Al2O3 17.00% 0.99
SiO2 70.40% 6.93
Fe2O3 0.08% -
LOI 0.45%n/a
Oxide Weight 588.86
Formula Weight 591.52

Related Information

Links

Minerals Na-Feldspar
Most common feldspars contain both sodium and potassium. The term Na-Feldspar designates one where t
Minerals Quartz
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Minerals K-Feldspar
Most common feldspars contain both sodium and potassium. The term K-Feldspar designates one where th
Materials Soda Feldspar
A feldspar having a KNaO content that predominates in sodium.
Materials Potash Feldspar
A feldspar having a KNaO content that predominates in potassium.
Typecodes Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies.

Data

Bulk Density g/cc (Packed) 1.2
Hardness (Moh) 6.5
Ultimate Particle Size Distribution >45 micron: 5%
Density (Specific Gravity) 2.65
pH for dry powder 8-9

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