1.Air quartz classifier d97: 2~150micron,adjustable; 2.Low rotation speed, 3. ... chemical industry, mineral industry (especially good for calcium carbonate, kaolin, quartz, talc, mica and other non-metallic product classifying), metallurgy industry ... , food industry, health care industry and new material industries. Air Quartz Classifier of classifying wheel 450 mm Verified Information This information ...