Multibore membrane 7

Summary

Product identification

• Product Name: Multibore® Membrane
• Manufacturer: inge GmbH (an affiliate of DuPont)

Membrane data

• Number of capillaries per fiber: 7
• Diameter inner capillary (d):
  • Multibore® 0.8: 0.8 mm
  • Multibore® 0.9: 0.9 mm
  • Multibore® 1.5: 1.5 mm
• Pore size: approx. 20 nm
• Material: PESm
• Mode of filtration: In-to-Out

Operating limits

Chemical

• Sodium hypochlorite (NaOCl):
  • max. 500 ppm
  • max. 250,000 ppm x h (at pH ≥ 9.5)
• Hydrogen peroxide (H₂O₂): max. 500 ppm
• Caustic Soda pH: max. 13
• Acid pH: min. 1

Pressure

• Membrane burst pressure:
  • Multibore® 0.8: >12 bar (>175 psi)
  • Multibore® 0.9: >12 bar (>175 psi)
  • Multibore® 1.5: >10 bar (>150 psi)
• Transmembrane pressure in Filtration: 0.1 – 1.5 bar (1.5 – 20 psi)
• Transmembrane pressure in Backwash: 0.3 – 3.0 bar (5 – 40 psi)

Flux

• Filtration [1]: 60 – 180 L/(m².h) (35 – 105 gfd)
• Backwash [1]: 230 L/(m².h) (135 gfd)
• Backwash range: 230 – 300 L/(m².h) (135 – 175 gfd)

[1] Typical.

Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the official OEM PDF datasheet. Contractual data must always match the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror