Na ụlọ ọrụ bọọdụ gypsum, rotor na DSJ Series Drying Hammer crusher nwere ike ịgbaji wee tụfuo gypsum slag nke desulfurized, nke ọdịnaya mmiri ya na-erughị 28%.N'oge usoro a, gypsum slag na-agbanwe okpomọkụ na oriri na-ekpo ọkụ nke 550 Celsius C, mgbe ahụ, ihe kachasị mmiri nke ihe ahụ bụ 1%, nke na-abanye na riser site na ntinye duct wee na-ekpo ọkụ na-ewebata ihe na-esote. usoro.Enwere ike iji igwe a kpochaa ma gwerie achicha a kpara akpa na ụlọ ọrụ ciment na calcium carbide slag na nchekwa gburugburu ebe obibi.