Puritech Ultraflow-M, the Retrofit of 3M/CUNO High Flow Filter Cartridges

Puritech Ultraflow-M High Flow Filter Cartridge is the retrofit of 3M CUNO High Flow Filter Cartridge with radial pleats and vertical pleats are same with original design of 3M Cuno high flow filter cartridges. Lager filtration area, higher dirt holding capacity and longer service life meets the challenge of all kinds of water treatment application. Puritech focus on the client- oriented market and offering the satisfied quality in fair price. All help Puritech Ultraflow-M High Flow Filter Cartridge become a quite competitive option for you.

Features and Benefits:

  • Innovative radial pleat or U pleat technology
  • Larger filtration area even up to 20 m3
  • “Twist to lock” seating mechanism provides positive seal and friendly handle design easily for operator change out
  • Highly consistent performance and lower initial pressure drop
  • 100% constructed by advanced polypropylene media to enhance widely excellent chemical compatibility


  • Filter Medium:         Polypropylene depth membrane
  • Inner Core:             Reinforced Polypropylene
  • Outer Cage:           Reinforced Polypropylene
  • End caps:             Reinforced Polypropylene
  • O-rings:         Silicon/ EPDM /Viton/NBR
  • Construction Method:  Welding (No adhesives)


  • Outer Diameter:       6.5” (165 mm)
  • Inner Diameter:        1.6” (40 mm)
  • Micron Rating:         1μm, 3μm, 5μm,10μm, 15μm, 20μm, 30μm, 50μm, 70μm
  • Length:              20”, 40”, 60”  

Recommended operation condition:

  • Maximum Temperature:    82 ℃
  • Maximum Pressure:        3.4bar (50psi) @ 82 ℃
  • Recommended Change-out Differential Pressure: 2.4bar @20 ℃

Typical Application:

  • RO pre-filtration
  • Municipal water
  • Boiler Condensate
  • Process water (Food & Beverage, Electronics, Pharmaceuticals)

Type A

Type B