Pure Water membrane - PWN Overview
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The PWM reverse osmosis membrane is engineered for superior water purification and high-efficiency performance in a variety of demanding applications, including industrial water treatment and desalination processes.
the PWM membrane incorporates advanced technology, providing exceptional contaminant rejection and a high permeate flow rate. Designed to function optimally under diverse operational conditions, the PWM membrane offers excellent performance across a broad pressure range and temperature spectrum. Its robust construction and extensive chemical compatibility make it a reliable choice for systems requiring high-quality permeate and long-term durability.
Whether for high-purity water production or complex desalination needs, the PWM membrane ensures consistent, efficient operation and meets rigorous quality standards.
# | Model | Permeate flow GPD | Rejection Rate | Active Area ft2 | Test Solution NaCl |
|---|---|---|---|---|---|
1 | Basic BW4040 | 2500 | 99.60% | 85 | 2000 ppm NaCl 25C , pH: 7.5-8 , Testing
Pressure: 225 psi, Recovery Rate : 15% |
Basic BW8040 | 13000 | 99.50% | 440 | 2000 ppm NaCl 25C , pH: 7.5-8 , Testing
Pressure: 225 psi, Recovery Rate : 15% | |
Super BW4040 | 2900 | 99.50% | 100 | 2000 ppm NaCl 25C , pH: 7.5-8 , Testing
Pressure: 225 psi, Recovery Rate : 15% | |
2 | ROD4040 | 2600 | 99.20% | 90 | 500 ppm NaCl 25C , pH: 7.5-8 , Testing Pressure:100 psi, Recovery Rate : 15% |
3 | ROD8040 | 12500 | 99.50 | 440 | 500 ppm NaCl 25C , pH: 7.5-8 , Testing
Pressure:100 psi, Recovery Rate : 15% |
Max Operation pressure | Max Feed Flow Rate | Max Operating Temperature | pH Range, Continuous (operation) | pH Range, Continuous (short term cleaning) | Max Feedwater SDI (15 mins) | Max Free Chlorine Tolerance | Max Pressure drop (ΔP) for each element |
|---|---|---|---|---|---|---|---|
1,200 psi
(82.7 bar) | 17 m3/h
(8040), 3.6
m3/h(4040) | 0-45 C | 3-10 | 1-13 | 5 | 0.1 ppm | 15 psi(0.1MPa) |