clay sepiolite powder/ granule bentonite, it can be used for drilling mud,drilling fluid.... Sepiolite series products PropertiesQuantitiesViscosity base 600r/min>3075μm Sieve ... Mainly used as rheological in paints, ink; thixotropic thickening agent; drilling mud materials;2. Sepiolite adsorbent Desiccant, deodorant, adsorption bleaching agents ...