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Sea Water(SW) RO Membrane Sheet

Seawater Desalination Membrane Sheet
Core positioning: "High desalination" diaphragm under extreme conditions, designed for high-salt seawater (TDS 30000~35000mg/L) to achieve "seawater into fresh water".

Key features:
Desalination rate is the core indicator (≥99.5%), which can reduce seawater TDS to below 500mg/L (in line with drinking water standards);
Extremely high mechanical strength: the support layer is made of high-strength non-woven fabric + polyester mesh, which can withstand high pressure of 5.5~8.0MPa and is resistant to salt corrosion (resistant to chloride ion penetration).
The water flux is low (20%~30% lower than that of the brackish water membrane), it needs to be driven by high pressure, and the energy consumption is high.
Scene adaptation: large-scale seawater desalination projects in coastal cities (such as Jubail, Saudi Arabia, Zhoushan, my country), fresh water preparation for ocean-going ships, and water supply for island residents.

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Category Introduction

The RO Membrane Sheet is the core functional component of reverse osmosis technology, serving as a semi-permeable membrane material that achieves substance separation through the principle of selective permeation. Driven by pressure, it efficiently retains ions, organic matter, microorganisms, and other impurities in water while allowing only water molecules to pass through preferentially. This makes it a key element in water treatment and substance separation for purification, concentration, and refinement processes.

Product Information

Sheet Type Model Min Rejection (GFD) Test Condition
Test solution Test solution concentration
(ppm)
Pressure Apparent flow velocity Temperature pH
psi(MPa) (m/s) (℃)
SW Sheet TS31 99.7 19-25 NaCl 32000 800(5.52) ≥0.45 25  7-8
TS32 99.6 25-31
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About Bangtec

As China Sea Water Ro Sheet Manufacturer and Sea Water(SW) RO Membrane Sheet Factory, Bangtec is a membrane-based water treatment company. We develop and manufacture our own separation membranes and design the treatment systems around them, for industrial water treatment and reuse across the full range of industrial water — from routine process streams to the aggressive, high-fouling and fluorine-bearing wastewater that defeats standard membranes. The demanding cases prove the technology; the everyday ones sit well inside it. Our focus is the outcome: stable operation, predictable water quality, and lower total cost over the membrane's service life. Bangtec's technology is backed by 50+ patents, a membrane R&D team drawn from GE, and the Chinese Academy of Sciences, 15M+ m²/year of automated production capacity, and CE / FDA / NSF / ISO certification.
Jiangsu Bangtec Huachuang Sci-tech Co., Ltd.

Honor

  • Innovation patent certificate
  • CE
  • FDA
  • ISO9001:2015
  • ISO14001:2015

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