Hydranautics SWC6-4040 Membrane

Product Description

When it comes to seawater desalination membranes, you can't beat the SWC6-4040. Hydranautics seawater desalination membranes are available in high productivity 8-inch and 4-inch elements, all offering the highest levels of salt rejection and a consistently pure end product. Membrane formulations are designed to accommodate varying levels of seawater salinities worldwide with reliable field-proven performance.

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Specifications

SWC6-4040 Specifications:
	Low Pressure:	High Flow:
Permeate Flow:	1,250 gpd (4.7 m³/d)	2,500 gpd (9.5 m³/d)
Salt Rejection:	99.6% (99.4% min)	99.7% (99.5% min)
Applied Pressure:	600 psi (4.1 MPa)	800 psi (5.4 MPa)
Configuration:	Spiral Wound
Membrane Polymer:	Composite Polyamide
Membrane Active Area:	85ft² (7.9m²)

The stated performance is initial (data taken after 30 minutes of operation), based on the following low pressure conditions:

32,000 ppm NaCl
600 psi (4.1 MPa) Applied Pressure
77°F (25°C) Operating Temperature
10% Permeate Recovery
6.5 - 7.0 pH Range

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Standard Operating Limits:

Maximum Applied Pressure: 1000 psig (6.9 MPa)
Maximum Chlorine Concentration: < 0.1 PPM
Maximum Operating Temperature: 113°F (45°C)
pH Range, Continuous (Cleaning): 2-11 (1-13)*
Maximum Feedwater Turbidity: 1.0 NTU
Maximum Feedwater SDI (15 mins): 5.0
Maximum Feed Flow: 16 GPM (3.6 m³/h)
Minimum Recovery for any Element: 10 %
Maximum Pressure Drop for Each Element: 10 psi

The limitations shown here are for general use. For specific projects, operating at more conservative values may ensure the best performance and longest life of the membrane. See Hydranautics Technical Bulletins for more detail on operation limits, cleaning pH, and cleaning temperatures.

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