Classification of ultra fine powder by a new pneumatic
Mar 03, 2003#0183;#32;The new pneumatic type ultra fine powder classifier can classify the ultra fine powder very accurately. For example, the sharpness indexes are =, and, the cutting sizes are Dpc=, and m for calcium carbonate, barium titanate and titanium oxide with feed rate 20, and kg/h (LR=,, ), respectively.