THE PRODUCTION TECHNIQUE OF BENTONITE
20/08/2013#0183;#32;INTRODUCTION OF BENTONITE: bentonite. Bentonite is a kind of clay, often containing a small amount of illite, kaolinite, chlorite, Elo stone, quartz, feldspar, zeolite and calcite, which hardness is 1 ~ 2 and density is of 2 ~ 3g/cm3. According to the kinds of exchangeable cation, content and layer charge, bentonite can be divided into Na bentonite (alkaline soil), calcium base bentonite (alkaline