... , compressors, shot blast, tobacco, pulverized coal ash and floating dust collection.Cellulose Filter Cylinder(filter cylinder,square flange top filter cartridge ... filter surface.4, Electrochemical plate top and bottom, no rust.5, Perforated zinc galvanized metal inner core, allows good airflow. ... /Z3275Φ324mmΦ213mm750mm26m2FT/Z3288Φ324mmΦ213mm880mm27m2FT/Z3290Φ324mmΦ213mm915mm28m2 Dust Filter Cylinder