1,Calcium Bentonite clay 2,use:piling, foundry, palletizing cosmetics etc 3, Size: 200 mesh,325 mesh 4, white powder Calcium Bentonite Clay BENTONITE INTRODUCTION:1). Calcium Bentonite mainly uses in the casting molding sand, in the asbestos thermal insulation material as the cementing agent; radioactive waste sorbent; in the agricultural chemicals makes the carrier or the diluent, the pesticide. ...