Ground Calcium Carbonate / Limestone - Hosokawa Micron ...
Pure calcium carbonate is a relatively soft mineral/compound, with a Mohs hardness of 2.5 – 3.0. However, mined limestone may have a minor portion of abrasive impurities such as quartz / sand. One of the standard methods of milling Limestone/Calcium Carbonate is with the Mikro ACM Air Classifying Mill. The ACM has a rotating rotor disc with ...