Puritech Polypropylene Melt Blown Filter Cartridges

Puritech Polypropylene Melt Blown Filter Cartridges deliver consistent filtration of fluids in a wide range of applications. The proprietary melt blowing process allows Puritech to optimize the filtration properties of the element while maintaining very robust mechanical properties. All polypropylene components construction provides excellent chemical resistance to bases, acids, salts and many organic solvents in a broad range of processes. customized surface treatment brings larger filtration area and longer service life.

Features and Benefits:

  • 100% polypropylene construction provides excellent chemical compatibility with a variety of process fluids and applications
  • Graded pore construction provides optimum particle retention and prevents media migration, ensures consistent filtration performance
  • Free of binders, additives and lubricants
  • Low pressure drop, high dirt holding capacity and long service life
  • Manufactured by FDA grade polypropylene resin


  • Filter Medium:                                   Micro polypropylene fiber   
  • Core:                                                    Coreless or reinforced Polypropylene
  • Cage:                                                    Reinforced Polypropylene
  • End caps:                                             DOE or SOE
  • Sealing:                                                Silicon, NBR, EPDM, Viton


  • Outside Diameter:    2.5’’ (6.4 cm)
  • Inner Diameter:       1.1’’ (2.8cm)
  • Micron Rating:          0.1μm, 0.5μm, 1μm, 3μm, 5μm, 10μm, 20μm, 25μm, 50μm
  • Length:                       9.75’’, 10’’, 20’’, 30’’, 40’’, 50”, 60”, 70”
  • Surface Treatment:  Flat, Embossing, Grooved

Recommended operation condition:

  • Maximum Operating Temperature:        82℃
  • Maximum Operating Pressure:              4.0 bar at 25℃
  • Recommended Change-Out Differential Pressure: 2.4bar

Typical Application:

  • RO Pre-Pretreatment
  • Food and Beverage Processing
  • Cooling Water 
  • Municipal & Potable Water Systems

1, Flat surface treatment

2, Embossing surface treatment

3, Grooved surface treatment