GreyStone's Aggre-Spec sand classifying systems produce up to three products, including two spec products, from natural or manufactured sand blends. Allows producers to scalp excess water, reject excess material, separate and size sand particles and re-blend industry-standard spec products simultaneously. Stationary Tanks: 10 classifier models, ranging in size from 8 ft. x 20 ft. to 12 ft. x 48 ft., that offer six to 11 classifying stations to produce up to three products at one time. Semi-Portable Systems: Feature a modular, low-profile construction and stack-up design for quick installation. Eighteen classifier models, ranging in size from 8 ft. x 24 ft. to 12 ft. x 48 ft., that offer seven to 11 classifying stations and produce up to 820 TPH. Portable Systems: Feature a low-profile design for quick transport and installation. Eight classifier models, ranging in size from 8 ft. x 24 ft. to 10 ft. x 40 ft., that offer seven to 11 classifying stations and produce up to 350 TPH.
