CRD-A series of oil mist collection flue gas, purification efficiency of 99.5%, the smallest filter precision 0.3 UM. Mainly used in oil mist or centralized collection purification, from single specification (for air volume) 2400 M3 / h, 3600M3 / h, 10000M3 / h, 20000M3 / h, 50000M3 / h.