... not only easy replacement and installation and longer service life, but also cost saving.2. An involute feed inlet is applied, ... Zn, JCC, China: Φ500 Cyclone Clusters, Φ250 and Φ1506.Jinte Mining Co., Xinjiang, China: Φ660 Cyclone Clusters, Φ500, Φ250 and Φ1507 ... .Fengning Xinyuan Mining Co., Hebei, China: Φ500 Cyclone Clusters, Φ250 and Φ1508.Shanshui ...