Air chamber Pulse Bag Dust Collector has the advantages of collecting and sub-chamber back-flushing and jet-pulsing dust collectors. It overcomes the shortcomings of insufficient kinetic energy strength during sub-chamber back-flushing and simultaneous injection and pulse cleaning and filtration, thus enhancing the adaptability to use. It can not only be used as a crusher, dryer, coal mill, raw meal mill, cement mill, packaging machine and the dust collection equipment at the top of each warehouse, but also can be directly used as a dust collector. High outlet concentration vertical mill (500g/Nm3) . Process dust collection of O-Sepa separator (1000g/Nm3).