We are the leading manufacturer of Iron Ore Pelletization Bentonite (ZigBen), Foundry Bentonite (ZigBen), Feldspar and much more. Zigma International presents ENVIRONMENT FRIENDLY Functional Fillers, concrete admixtures, concrete colors manufactured using Revolutionary Technology which redefines the Future of Particle Chemistry. Premium Quality Functional Fillers include POZZOFILZ (Metakaolin), Concrete Admixtures, ULTRAFILZ (Vermiculite), ZEOTITE (Diatomaceous products).