UP020 P

Summary

Product identification

The NADIR® UP020P is a Polyethersulfone (PES) ultrafiltration membrane, available as dry flat sheets in rolls. It has a 20,000 Dalton Molecular Weight Cut-Off (M.W.C.O.) and is FDA compliant. It is suitable for applications from food and dairy processing to industrial water purification.

Membrane Characteristics

• Membrane Chemistry: Polyethersulfone (PES)
• Backing Material: Polypropylene
• Nominal M.W.C.O.: 20,000 Da
• Permeability: ≥ 70.0 LMH/bar (≥ 2.8 GFD/psi)
• Thickness: 210 – 250 µm
• pH Range: 0.0 – 14.0
• Chlorine Tolerance: 200 ppm (sanitization) at pH ≥ 10.5

Operating limits

• Permeability Test Conditions: Clean water, 4 bar (58 psi), 20°C (68°F), crossflow operation.
• Cleaning: For daily short-term cleaning, maximum 50°C (125°F) for 30 minutes.

Mechanical / hydraulic

• Standard Sizes:
  • A4 sample size: 210 mm x 297 mm (8.27 in x 11.69 in)
  • Nominal roll size: 150 m x 1016 mm (492 ft x 40.0 in)
  • Custom lengths may be available on request.

Important Information

• Initial Flush: Flush membrane for 30 minutes and discard permeate prior to operation.
• Storage: Membrane shipped dry should be stored away from direct sunlight in a cool, dry place. Refer to "Membrane Storage Guide – Flat Sheet Membrane (TSG-O-011)" for more details.

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Disclaimer: This summary is based on the provided text extract. The original PDF datasheet may contain additional figures, footnotes, or revisions not included here. For contractual data, always refer to the specific OEM PDF revision used on the project.

Official datasheet (PDF)

PDF datasheet