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Shuitianlan(STL) is a professional water treatment consumables distributor focusing on membrane, resin, filter, EDI and disinfection products. With stable supply chain and rich project experience, we serve global water engineering companies with cost-effective products & technical support.
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Durafoul NF8040F
Product Overview：
Durafoul NF8040F is a premium low-fouling nanofiltration (NF) membrane element designed with an innovative three-layer composite structure. Its proprietary smooth middle layer minimizes membrane fouling, making it highly effective for treating high-fouling challenging feedwaters such as landfill leachate, industrial effluent recycling, and zero liquid discharge (ZLD) processes.
Operating & Performance Specifications：
Membrane Type: Thin-Film Composite (TFC).
Molecular Weight Cut-Off (MWCO): 150 – 300 Daltons (calculated by neutral molecules).
Active Membrane Area: 370 ft² (34.3 m²）.
Average Permeate Flow: 10,200 GPD (38.4 m³/day).
Average MgSO₄ Rejection: 98.6% (Minimum: 96.0%).
Selective Rejection Feature: High preference for divalent and multivalent anions, with monovalent salt rejection varying by feed concentration and composition.
Standard Operating Limits & Dimensions：
Operating Limits: Detailed standard operational boundaries, including pressure limits, temperature ranges, pH tolerances, and feed water quality requirements, can be reviewed at Complete Water Solutions.
Dimensions & Weight: Length (A) is 40.0 in (1,016 mm), outer diameter (C) is 7.9 in (201 mm), permeate tube inner diameter (B) is 1.125 in (28.6 mm), and element weight is 32 lbs (14.5 kg).
To enquire about prices for authentic industrial water treatment consumables such as RO membranes, NF membranes, UF membranes, ion exchange resins and EDI modules, please use the contact details below.
