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Product Detail
Product Description
Osmosis is a natural process in which water (the solvent) spontaneously passes through a semipermeable membrane from a solution of lower concentration to one of higher concentration. This process ultimately leads to a dynamic equilibrium of solute concentration on both sides of the semipermeable membrane.

Reverse Osmosis (RO) is a process in which water flows in the direction opposite to natural osmosis — specifically, from the concentrated solution to the diluted solution. This process must be driven by the application of external pressure. The reverse flow of water is resisted by multiple factors: the osmotic pressure on both sides of the semipermeable membrane, the inherent resistance of the membrane itself, and the additional resistance caused by fouling on the membrane surface and within its pores during operation. As a result, the external pressure applied in reverse osmosis must significantly exceed the inherent osmotic pressure difference of the solution.
Technical Parameter
|
Product Name |
Application Scenario |
Model |
|
Low-Pressure RO Membrane Element |
Energy-saving type, suitable for purification of municipal tap water, river water, and other surface waters |
XLP8040/4040 |
|
Ultra-Low-Pressure RO Membrane Element |
Desalination type, for desalination and purification of municipal tap water, river water, and other surface waters |
ULP8040/4040 |
|
Low-Pressure RO Membrane Element |
Brackish water type, for municipal water desalination, electronic ultrapure water preparation, boiler feed water treatment, and reclaimed water reuse |
LP8040/4040 |
|
Medium/High-Pressure RO Membrane Element Brackish water type |
for pure water production, brackish water desalination, groundwater desalination, water reuse, and advanced treatment |
BW8040/4040 |
|
Fouling-Resistant RO Membrane Element |
Anti-fouling coating, used for advanced purification of municipal water, industrial wastewater, and mildly polluted surface water or groundwater |
FR8040 |
|
Seawater Desalination RO Membrane Element |
Suitable for desalination or further concentration of seawater, brine, high-salinity industrial wastewater, reclaimed water, and RO/NF concentrate with TDS ≥10,000 mg/L |
SW8040/4040 |
NF Nano filtration Membrane Element
|
Product Name |
Application Scenario |
Model |
|
N40 Low-Salt-Rejection NF Membrane Element |
Applicable for desalination and purification of municipal water, decolorization of materials, salt reduction, concentration, and refining. |
N40-8040N4040 |
|
N70 Medium-Salt-Rejection NF Membrane Element |
Used in zero-liquid-discharge (ZLD) and salt fractionation for resource recovery from high-salinity wastewater, as well as concentration and separation of materials. |
N70-8040/4040 |
|
N90 High-Salt-Rejection NF Membrane Element |
Suitable for municipal water softening, desalination, water reuse, and material separation and concentration.。 |
N90-8040/4040 |
|
NTX Nitrate-Removal NF Membrane Element |
Designed for zero-liquid-discharge and resource recovery from high-salinity industrial wastewater in chlor-alkali, textile dyeing, petrochemical, and coal chemical industries. |
NTX8040/4040 |
|
N_HP High-Pressure Salt-Fractionation NF Membrane Element |
Intended for zero-liquid-discharge and resource recovery from high-salinity industrial wastewater. |
N70HP8040/NTXHP8040 |
Application Cases


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