Product Features
High rejection while High flux.
Applications
Desalination of seawater and brackish water, Concentration and Recycling of high salt concentration.
Technical Parameters
Model | Permeate Flow GPD (m3/d) | Active Membrane Area ft2 (m2) | Stabilized Salt Rejection | Feed Spacer mil (mm) | Test Conditions |
MW-HF8040-375 | 9000(34.1) | 375(34.9) | 99.5% | 28(0.7) | 225psi/2000ppmNaCl |
MW-HF8040-400 | 10200(38.6) | 400(37.2) | 99.5% | 28(0.7) | 225psi/2000ppmNaCl |
MW-HF8040-440 | 12000(45.4) | 440(38.1) | 99.5% | 28(0.7) | 225psi/2000ppmNaCl |
1.All performance data are collected at 25℃ (77℉), PH7.4 - 7.6 and 15% recovery rate.
2.Permeate flows for single element may vary ± 15%.
Element Dimension:

Model | Dimensions - Inches (mm) | ||
| A | B | C | |
MW-HF8040-375 | 40.0(1016) | 1.12 (28.5) | 7.9(201) |
MW-HF8040-400 | 40.0(1016) | 1.12 (28.5) | 7.9(201) |
MW-HF8040-440 | 40.0(1016) | 1.12 (28.5) | 7.9(201) |
Operating Conditions
Maximum Operating Temperature | 45℃(113℉) |
Maximum Operating Pressure | 1000psi(69bar) |
Maximum Pressure Drop (single element) | 15psi(1.0bar) |
pH Range for Continuous Operation | 3.0-10.0 |
pH Range for Cleaning | 2.0-12.0 |
Chlorine Tolerance | <0.1ppm |
Maximum Feed SDI15 | 5.0 |
Maximum Feed Flux | 17.0m3/h |
Operation Notes
1. Before installation please don't unpack the membrane elements, store in a dry and ventilated place away from light with temperature between 10 and 35℃. Elements should be handled with care when in transit.
2. Monitor water quality of pretreatment and discharge water in the first hour of the first use.
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