CalCarb^® AC325 is a 325 mesh, off-white natural calcium carbonate filler.  CalCarb^® AC325 is produced at our Ste. Genevieve, MO facility from a limestone deposit of exceptional consistency.  CalCarb^® AC325 is especially suitable as a filler for a variety of applications where sizing control, low silica content, and spherical shape combine to give low processing equipment wear and high impact resistance.  No dispersants or grinding aids are used in the manufacturing of CalCarb^® AC325. 

CalCarb^® AC325 Calcium Carbonate is available to be shipped via rail or truck.  Special packaging and/or bulk bags can be accommodated through our packaging partners.