METHOD FOR MAKING AGGREGATE BY MODIFICATION OF GROUND STONE SLUDGE

摘要

PURPOSE: To effectively use ground stone sludge in modifying ground stone sludge into an aggregate. ;CONSTITUTION: A sludge having 15-35% water content in production of ground stone is premixed with 13-30% of a cement or a cement-based hardening material and collected powder of ground stone, blended by a kneader of two stages, forcedly pushed in between a pair of rollers having recessed parts of a given shape on molds on the surface of the rollers, granulated and then cured.;COPYRIGHT: (C)1995,JPO