Potash feldspar

Potash feldspar
Mineral station product : potash
Specification Grade 1 Grade 2
SiO267.20 %67.20 %
CaO0.12 %0.12 %
MgO0.10 %0.10 %
Fe2O30.07 %0.07 %
Al2O318.20 %18.20 %
LOI0.21 %0.21 %
Na2O11.85 %8.85 %
TiO2BDLBDL
Practical size 200 to 400 Mesh 75 Micron to 37 Micron
Grain size 0.1-0.4 0.3-0.7 0.7-1.2
Whitness Up to 85 %
Brightness Up to 85 %

Potash feldspar : (K2O.Al2O3.6SiO2) is the most important materials for medium and high temperature ceramic glazes. its often not as pure and white as soda.

It is used in :

  • Ceramic
  • Fertilizer