high quality active clay, high adsorption , non-pollution , competitive price Our company's activated clay is made of high-quality bentonite clay, after a series of selection, activation extrusion, drying, grinding processes Technical specificationsValueMontmorillonite content≥75%Swelling index≥14ml/gMoisture mass fraction≤21%Effective viscosity≥30Mpa*sThe size of bits50mm