Spiral Wound Membrane Filtration

Spiral wound membrane filtration is a highly efficient technique used in the separation and purification of fluids by utilizing a semi-permeable membrane. This process is widely employed in various industries, including wastewater treatment, pharmaceuticals, food and beverage production, and desalination.

Structure: The membrane is structured in a spiral-wound configuration, consisting of a permeate spacer, feed spacer, membrane, and a permeate tube. This design maximizes surface area for filtration while optimizing flow paths for efficient separation.

Filtration Mechanism: In spiral wound filtration, the feed stream containing contaminants is introduced under pressure to the membrane surface. The semi-permeable membrane allows the passage of solvent (permeate) while retaining solutes (concentrate), effectively separating the components based on size, charge, or other properties.

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High security, High integration, high precision, high pressure resistance.

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Spiral Wound Filtration Membrane

Polymeric Membrane Filter

Spiral wound filters are made up of a network of interconnected pores within a polymeric material, allowing them to selectively separate particles and molecules based on size, shape, and chemical characteristics.

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Membrane Housing

Shandong Bona can provide various specifications of polymer membrane equipment membrane shells, and the materials can be customized. We are professional manufacturer in membrane filtration.

Spiral Wound Membrane Filtration System

Polymer membrane filtration testing machine

Lab Scale Polymeric Filtration

The organic membrane separation experimental machine (BONA-GM-18) can be equipped with various types of rolled membrane elements such as microfiltration, ultrafiltration, and nanofiltration. Become the first choice for laboratory membrane filtration equipment.

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Pilot Membrane Filtration

The organic membrane filtration pilot system (BONA-GM-1819W) has the characteristics of strong anti-fouling ability, easy cleaning, and high pressure resistance. It can be replaced with microfiltration, ultrafiltration, and nanofiltration membrane elements.

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Microfiltration System

Allows macromolecules and dissolved solids (inorganic salts) to pass through, but it will intercept suspended solids, bacteria, and large molecular weight colloids. For microfiltration membranes, the separation mechanism is mainly screening and interception.

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Ultrafiltration System

Ultrafiltration membrane molecular weight cutoff for organic matter is optional from 10,000 to 100,000 Dalton. It is suitable for the separation, concentration and purification process of macromolecular substances and small molecule substances.

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Nanofiltration System

This is a nanofiltration membrane system that is between ultrafiltration and reverse osmosis. It has a certain rejection rate for inorganic salts and an optional molecular weight cutoff for organic matter ranging from 200 to 1000 Dalton. Scale can be customized.

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Reverse Osmosis System

Generally made of cellulose acetate membrane, aromatic polyhydrazide membrane, aromatic polyamide membrane. The diameter of surface micropores is generally between 0.5 and 10nm, and the size of the permeability is related to the chemical structure of the membrane itself.

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More information

What is Spiral Wound Membrane Filtration?

Spiral wound membrane filtration is a technology widely used for separating components in a liquid or gaseous mixture based on their molecular size and solubility characteristics. This method employs a special configuration called the "spiral-wound" assembly, which is one of the most common and effective designs in membrane technology

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Why Choose Spiral Wound Membrane Filter?

Choosing spiral wound membrane filtration offers numerous advantages that make it an attractive option for a variety of industrial and environmental applications.

1. High Efficiency and Productivity
2. Cost-Effectiveness
3. Versatility in Applications
4. Durability and Reliability
5. Improved Quality of Filtrate
6. Environmental Benefits
Choosing spiral wound membrane filtration systems offers a blend of economic and operational benefits, making them a preferred choice for industries looking to optimize their separation processes with reliable, efficient, and sustainable technology.

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How to Choose the Spiral Wound Membrane?

Shandong Bona Group has rich engineering experience. We have made tens of thousands of products, We are very professional in the microfiltration, ultrafiltration, nanofiltration and RO system, will definitely find the best solution for you.

Small-scale testing or pilot filtration equipment can provide strong data support for large-scale equipment. It is also a good choice to purchase a testing machine for testing.

TFF Spiral Wound Membrane Filter Video

Tangential Flow Filtration (TFF), also known as crossflow filtration, involves the process where a feed stream flows tangentially along the filter membrane surface, rather than perpendicularly. This method minimizes the build-up of solute layer on the membrane, thus enhancing filter efficiency. Among the various configurations available for TFF, the spiral wound membrane filter is notably popular in industrial and laboratory settings due to its efficiency and compact design. Its biggest feature is high-precision filtration and high pressure concentration.

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Spiral Wound Membrane Filtration

See the Spiral Wound Membrane Filter

Spiral Wound Filtration Membrane

Polymeric Membrane Filter

Membrane Housing

Spiral Wound Membrane Filtration System

Lab Scale Polymeric Filtration

Pilot Membrane Filtration

Microfiltration System

Ultrafiltration System

Nanofiltration System

Reverse Osmosis System

What is Spiral Wound Membrane Filtration?

Why Choose Spiral Wound Membrane Filter?

How to Choose the Spiral Wound Membrane?

TFF Spiral Wound Membrane Filter Video

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