... , thixotropic 3.Fineness >98% AdvantagesCompared with other organic bentonite, ours is highly competitive in superior quality and fast ... delivery time. Product information1. Made from the natural Ca-bentonite after a process of purification, modification, long-chain ... high temperature grease, fluid sealant, gasket cement, mud oil-based free stick for oil drilling, precision casting, quick-drying ...