METHOD AND APPARATUS FOR RECOVERING GYPSUM FROM GYPSUM BOARD

摘要

PROBLEM TO BE SOLVED: To provide a method for recovering gypsum from a gypsum board which can recover gypsum easily and effectively from odds and ends material or waste of a gypsum board. SOLUTION: A gypsum board is pressed while the opposite linear sites on both sides of the board are relatively moved perpendicularly to the rites, and gypsum W1 is crushed to be separated from a thick paper sheet W2.