Gama-Sperse™ CS-11 by Imerys is treated grounded calcium carbonate. It improves mechanical, rheological, optical and dispersion properties. It is a premium, fine particle size, beneficiated wet... view more

HeliaCal 3000 by Imerys is untreated grounded calcium carbonate. It improves mechanical, rheological, optical and dispersion properties. The coating also makes these fine products less susceptible... view more