After years of research and development and absorbing advanced technology at home and abroad, our company developed a variety of NF membranes, seawater filter membrane for salt water purifier, FRP Pumping Station With External Valve to meet increasing customer requirements. We are in line with the market first, user oriented business philosophy, in technology development, quality management, service support, and strive to do the best. We always regard honesty as the foundation, the basis of development and the source of credibility, and take the construction of honesty as a major issue concerning the life of the enterprise.
Product Features
High rejection, High productivity, Stable performance.
Applications
Seawater desalination, Desalination treatment of high concentration 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-SW4040 | 1950(7.4) | 85(7.9) | 99.7% | 28(0.7) | 800psi/32000ppmNaCl |
1.All performance data are collected at 25℃ (77℉), PH7.4 - 7.6 and 7% recovery rate.
2.Permeate flows for single element may vary ± 15%.
Operating Conditions
| Maximum Operating Temperature | 45℃(113℉) |
Maximum Operating Pressure | 1200psi(83bar) |
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
If membrane system performance drops by 10% under standard conditions, or membrane fouling and scaling occur, please rinse membrane elements according to regulation process immediately.
The manufacturer won't provide warranty service, if the operating requirements and conditions aren't complied with.

FAQ
Q: Who is Zhongfu membranes & water technology CO., LTD?
A: Zhongfu membranes & water technology CO., LTD is affiliated to China Composites Group Co., Ltd., the Sub-company of China National Building Materials Co., Ltd. (CNBM). Parent company——Lianyungang Zhongfu Lianzhong Composites Group Co., Ltd.
Q: How can we get a quote?
A: Contact us with specification: such as dimensions, membrane element type, field of use, requirements for permeate flow GPD and stabilized salt rejection, etc.
Q: What's the trade term and payment term?
A:In general, it is T/T, 30% advance payment, 70% payment before delivery.
Since the establishment of the company, we continue to update equipment, improve production technology, adhere to high starting point and high standards, so that the technical indicators of our products have always been ahead of the 1000lph Water Reverse Osimosis System/Water Treatment Equipment/Water Treatment Plant industry. Please feel free to contact us if you are interested. While engaging in business activities with the resources given to us by society, companies are bound to develop together with society, and therefore we believe that our activities must also be transparent, fair and just. It is difficult for an enterprise to be strong, and it is even more difficult to maintain its prosperity; what matters is not an individual, some people, but all the people, that is, every cell is full of vitality.
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