Filmtec NF270-2540 Nanofiltration Membrane Element 850 GPD (2.5″ x 40″)

Specifications

• Part Number: NF270-2540
• Alternative Part Number: 149986
• Membrane Features: Good natural organic matter (NOM) removal and partial softening
• Applied Pressure: 70 PSI
• Permeate Flow Rate: 850 GPD (3.2 m³/day)
• Salt Rejection: >97%
• Product Type: Polyamide Thin-Film Composite

Operating Limits

• Maximum Operating Temperature: 113°F (45°C)
• Maximum Operating Pressure: 600 psig (41 bar)
• Maximum Feed Flow Rate: 6 GPM (1.4 m³/hr)
• Maximum Element Pressure Drop: 13 psig
• pH Range – Continuous Operation: 2–11
• pH Range – Short-Term Cleaning (30 min): 1–12
• Maximum Feed Silt Density Index (SDI): SDI 5
• Free Chlorine Tolerance: <0.1 ppm

Applications

• Production of municipal drinking water