Lizenithne And Gypsum Cement
grinding clinker and lizenithne together in a . use of lizenithne and gypsum in cement. Clinker and gypsum, being mixed together in predetermined proportions, are fed to the grinding mills. Chemical gypsum, if used instead of natural gypsum, needs to be dried either by natural sun drying or by mechanical drying, before it is used with cooled ...