SEPARATION METHOD OF CONSTRUCTION MIXED WASTE, AND FACILITY THEREFOR

PROBLEM TO BE SOLVED: To provide a separation method of construction mixed waste and facility therefor enhancing separation efficiency of regenerated sand with an ignition loss of 5% or less, in construction mixed waste separation. SOLUTION: This facility is provided with a small article/earth and sand separator 1 separating small articles and earth and sand less than 40 mm from separation residue of a rough separation process separating long and large articles from construction mixed waste; a manual separation line 2 for manual separation of articles causing trouble when entering recyclable articles or residue after manual separation; a crusher 4 crushing residue of the line 2; a small article/earth and sand separator 5 separating small article/earth and sand less than about 40 mm; an incombustible fine separator 6 separating fine particles less than 8 mm, small lumps of about 8-40 mm and lightweight combustibles from the small articles and earth and sand separated in the separator 5; a crusher 7 crushing the separated small lumps into about 8mm or less; and a sand producing apparatus 8 having a sieve and blowing/sucking device, separating the regenerated sand with an ignition loss of 5% or less by removing combustibles, dust, gypsum and wood pieces in the fine particles. COPYRIGHT: (C)2006,JPO&NCIPI