Optimization of a fully airswept dry grinding cement raw
#0183;#32;1. Introduction. Airswept raw meal ball mills introduced by the cement mill manufacturers #174; (, 2002), Polysius #174; (Polysius, 2002) and KHD Humboldt Wedag#174; are the most commonly used Humboldt Wedag#174; manufactured fully airswept raw meal mills which have two compartments used for drying and grinding processes.