Study of Processing and Machinery in Cement Industrymachinery used in each stage and its working principles. Cement .. Working people should wear helmet . the primary and secondary crushing process.workig of primary working crusher,Triple Roll Crushers - McLanahanTriple Roll Crushers allow producers to accomplish two stages of reduction in a . of achieving a 6:1 reduction ratio in the primary crushing stage and a 4:1.
workig of primary working crusher