Condensate polishing filters, polypropylene folded filter, the bottom of the threaded connections. Model Length ALDFG HL-ZD-60 60 "1518 1638 66.5 38 33 HL-ZD-70 70" size 17,751,930 66.5 3833 millimeters H1 A1 A12 A3 F1 G1 32 25 25 93 5 35 1) M38 × 2 2) 1 × 12 teeth) Description: for the condensate polishing system applications, 2) the filter element suitable type flow is 3.5-4.5m3 / h (70 英寸 filter element) 3) water backwash pressure: Pressure ~ 2bar 4) water backwash intensity: ~ 0.55m3 / h 5) gas backwash intensity: ~ 4.0m3 / h illustrated filter element is a self-supporting folded filter element. It can be installed between the top plate and the bottom plate. This filter element inner tube may be stainless steel or polypropylene filter material is a filter efficiency of 90% polypropylene or styrene, polypropylene material outermost casing. Filter element accuracy of 1,4,5,10 or 20 microns. This filter element can be used a mixture of air and water backwash