The Granumatgranular dosing, automated color pigment handling system is for manufacturers of block, pavers, precast, and other concrete products. It weighs, blends, and conveys pigments from bulk sacks into a concrete mixer up to 200 ft away with accuracy of +/- 0.1 lb on batch sizes from 0.25 to 4 cu yds. The system works in conjunction with Granufin free-flowing dry granules. Rockwood Pigments.