Bentonite can be used in Drilling Mud, r Directional Through-passing, Cat Litter, ... MudWith the good capacity of colloid, bentonite for drilling mud can heighten viscosity, with good capacity of hydrophily, ... passing is the same nature with Bentonite for Drilling Mud. It also has a lots of advantages, ... such as low filtrate volume, good capacity of mud-made, easydispose and etc. At the moment, many ...