Main filter media for stainless steel pleated filter elements: Stainless steel sintered fiber web and stainless steel wire woven cloth. Stainless steel sintered fiber web is the product of Bekaert Fibre Technologies of Belgium. Directions of Filter Elements Model: PF-D/L-R D-Outside Diameter L-Length R-Filtration Rating Advantages of stainless steel pleated filter elements: High dirt holding capacity High reliable standard specifications Stainless steel pleated filter element has low pressure drop due to high porosity Pleated filter element has accurate filtration rating Easily cleanable by conventional chemical cleaning and with a long life-span Filtration area of pleated stainless steel filter element is increased by pleating Available Filtration Rating (µm): 3, 5, 7, 10, 15, 20, 25, 30, 40, 60. Sizes of Pleated Filter Elements: Any outline size available according to customer's requirement. Technical Index of Stainless Steel Sintered Fiber Web:

Absolute Rating (µm) Bubble Point Pressure (Pa) Average Air Permeability (l/dm2/min) Thickness (mm) Weight (g/m2) Porosity (%) Dirt Holding Capacity (mg/cm2) 3 12300 9 0.35 975 65 6.40 5 7600 34 0.34 600 78 5.47 7 5045 57 0.27 600 72 6.47 10 3700 100 0.32 600 77 7.56 15 2470 175 0.37 600 80 7.92 20 1850 255 0.49 750 81 12.44 25 1480 320 0.61 1050 79 19.38 30 1235 455 0.63 1050 79 23.07 40 925 580 0.66 1200 77 25.96 60 630 1000 0.70 750 87 33.97