... surface,uniform particle +800,1250,2000,3000mesh CaCo3/Calcium Carbonate Filler MB CaCo3/Calcium Carbonate Filler Masterbatch Advantage:+With ROHS and SGS ... masterbatch can be used to make PE heavy bag, PE liquid packaging film, sanitary products bag, agricultural film, PE handbag, ... PE bag, PE garbage bag. The PE film which add calcium carboante masterbatch can compound BOPP, BOPA and BOPET, caco3 ...