... :2000 Certification Description:1,air flow:1000----1000000Nm3/h 2,filter speed:0.2--1.2N/min 3,gas temperature:110 ... going positive pressure and filter bag damage caused by uneven flue gas.3, PLC control, has on-line ,off-line,set resistance,timing and ... ,building material,cement and other fields. certificate long pulse bag filter