... of the mineral montmorillonite 2,use:piling, foundry, palletizing cosmetics etc Calcium Bentonite for various use BENTONITE INTRODUCTION:Bentonite is absorbent ... applications such as sodium Bentonite is used in drilling mud for oil and gas wells, foundry, palletizing, piling, cosmetics ... ExchangeCapacity, g/100g ≥35≥28 sieving(75μm,),% ≥98≥90Moisture (105°C),(%)≤12≤13water absorption(2hr)(%)≥500≥300PH ...