Home / Products / Nanofiltration Membrane Elements / 500 Series / 4 Inch Nanofiltration Membrane 500 Series NF-500-82

  • 4 Inch Nanofiltration Membrane 500 Series NF-500-82

4 Inch Nanofiltration Membrane 500 Series NF-500-82

UltraClean UC NF500 series nanofiltration membrane elements have the characteristics of extremely high flux, high salt rejection, high retention of divalent ions and good passing performance of monovalent ions, achieving high water production and moderate removal performance.

Product Description

UltraClean UC NF500 series nanofiltration membrane elements have the characteristics of extremely high flux, high salt rejection, high retention of divalent ions and good passing performance of monovalent ions, achieving high water production and moderate removal performance. , can effectively cut off molecular weight above 300~500D. Organic matter, with excellent decolorization performance. The element utilizes the latest element manufacturing techniques to minimize filter dead space and bypass. Suitable for reuse of reclaimed water, municipal water, etc. Available in 4" and 8" sizes.

About this item

  • HIGH QUALITY MEMBRANE:Features highest flow rates available to meet the water demands of both land and sea based desalinates, offering a high efficiency while providing a superior quality of water for your household or business to consume and enjoy.

  • FRESH TASTING WATER:The Reverse Osmosis Replacement Membrane cleans your water by removing heavy metals, inorganics and volatile organics and other harmful chemicals that produce distasteful and smelly odors.


Membrane Performance Specification


Effective Membrane Area
ft²(m²)
Stablized Rejection
Rate(%)
Flux
gpd(m³/d)
82(7.6)≥90%(MgSO4)
2,700 (10.2) MgSO4


Test conditions: inlet pressure 0.48 MPa (70 psi); inlet temperature 25°C (77°F); inlet water quality 2,000 ppm MgSO4, inlet pH 8; recovery 15%.


Operating and Cleaning Limits

Maximum Operating Pressure41 bar (600 psi)
Maximum Operating Temperature45°C (113°F )
Maximum Element Pressure Drop1.0 bar (15psi)
pH Range Continuous Operation2-11
pH Range Short-Term Cleaning1-13
Maximum Feed SDI(SDI15)5.0
Free Chlorine Tolerance< 0.1 ppm


Permeate flow for individual elements may vary ±15 percent from the value specifed.
Active membrane area guaranteed ±4%.
Stabilized salt rejection is generally achieved within 24-48 hours of continuous use; depending upon feedwater characteristics and operating conditions.


Application

● Pure water system

● Chemical RO filtration

● Desalination of brackish water

● Food and beverage wastewater

● Power plant boiler make-up water

● Medical reverse osmosis filtration system


4 Inch Nanofiltration Membrane 500 Series - NF500-82