Potassium feldspar is usually red, white or gray.It has a low melting point. It is widely used in ceramics, ceramic glaze, glass, porcelain, abrasive materials and other industrial sectors and using for making potash fertilizer.
It is Best feldspar quality, highest output and lowest price from our company.
Product Features:
1.Effective to sinter in low temperature.
2.Low fusion point.
3.Make the coloring of glaze vibrantly
Feldspar Chemical Property:
Formula | Potassium Feldspar | Sodium Feldspar |
SiO2 | <70 | 63-70 |
Al2O3 | >16 | 16-20 |
K2O | >9 | ≤1 |
Na2O | <4 | ≥8 |
Specific Desity | 2.56 | 2.6 |
Hardness | 6 | 6 |
Type | Orthoclase | Albite |
Color | White,Pink,Milky | White,Blue,Gray,No-colou |
The best quality Potassium feldspar for organic fertilizer and ceramic industry