... Filter Element,Air Filter Element, Filter Cylinder, Cartridge Dust Collectors,Air Filter Element,Industrial Filters.....Filter Element(Air Filter Element, Filter Cylinder)Air Filter/Air Filter ... wood industries.2, Imported long fiber polyester filter material with tight pore structure.3, Excellent ... core allows good airflow. 6, Specialty chlorine rubber gasket to ensure airtight sealing. 7, Applicable ...