1.Filtering Cartridge Dust Collector 2.Widely used in the Tobacco,Welding,Metallurgy,Machinery, ... Industries. HR series Filtering Cartridge Dust CollectorFeatures1. Cartridge Filter Dust Collector is mainly used in collection of the floating dust and ... production to ensure the highly and continuously dusty collection.2. Using plicated filter materials, less space, tight structures, stable operation, ...