Belt Conveyors for Bulk Materials Calculations by CEMA 5 ...
Operation, Maintenance, and Safety . ... Free-flowing—angle of repose 20° to 29° ... Cement, Portland 72-99 30-44 20-23 A36M Coal, anthracite, river, or culm, ⅛ inch and under 60 35 18 B35TY Coal, lignite 40-45 38 22 D36T Copper ore 120-150 30-44 20 *D37 Dolomite, lumpy 80-100 30-44 22 D36 ...
