What is potash feldspar?
Potash feldspar, also known as orthoclase, belongs to monoclinic system. It is usually flesh red, white or gray. Density 2.54-2.57g/cm, specific gravity 2.56-2.59g/cm3, hardness 6. It has the characteristics of low melting point (1150 ± 20 ℃), long melting interval and high melting viscosity. It is widely used in industrial sectors such as ceramic blank, […]