High Grade Natural Potassium Feldspar With Reasonable Price
Potassium feldspar
(KAlSi3O8) belongs to monoclinic system, its theoretical composition is SiO2:64.7%, Al2O3:18.4%, K2O: 16.9%. It has the properties of low melting point (1150-20 °C) and long melting time interval, high melt viscosity etc.
specification | SIO2 | AL2O3 | Fe2O3 | K2O | SIZE |
Feldspar | 60%-63% | 11%-15% | 0.2% | 8%-12% | 0-25cm, 150mesh |
Potassium feldspar is widely used in the fields:
ceramic blank
ceramic glaze,
glass, porcelain
abrasive materials
in industry
make potash fertilizer.