PolyPure®Classic W PP Pleated Cartridge Filter

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PolyPure Calssic-W filters are 100% polypropylene construction offers higher dirty hold capacity. It offers better protection of RO membrane system for seawater and brackish water. It is designed to reduce overall filtration costs when compared to spun bonded, string wound and nominally-rated pleated cartridges. All cartridge hardware components are high purity polypropylene materials for use in critical process applications. PolyPure Calssic-W cartridges are manufactured and assembled in a clean room environment to minimize the possibility of contamination. PolyPure Calssic-W Series cartridges are available in a wide range of configurations to fit most commercially available filter housings.

PolyPure®Classic W


  • Lower pressure drops, which yield higher flow rates and reduced processing time
  • 100% Polypropylene construction offers a wide range of chemical compatibility
  • Thermally bonded construction to ensure a cleaner filtrate
  • Polypropylene net design increases dirty hold capacity


  • Seawater RO pre-filtration
  • Water Injection System
  • Water filtration


Filter Medium Polypropylene
Inner support core Polypropylene nonwoven and net
Outer protection cage Polypropylene
End caps
Cartridge Dimensions
Micron ratings 0.1μm~100μm
Outer diameter 69±1mm
Operating Conditions
Maximum Allowable Differential Pressure 58psi (4bar) @ 70℉ (21℃)
Maximum recommended operating Temperature 158℉ (70℃)
Seal Materials
Seal Material Viton, Silicone, EPDM, NBR
Construction Method Weld (No adhesives)

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