Pressurized UF

Driven by Purity: Redefining the Water Quality Standard with State-of-Art Filtration Technology

Product Description

Pressurized ultrafiltration (UF) operates with a feed pump that increases the pressure of the feed water, while the permeate remains at atmospheric pressure. Typically, pressure vessels are standardized, allowing membrane system designs to be developed independently of the specific characteristics of individual membrane elements. Pressurized UF systems are based on hollow fiber membranes, which may be made from graphene or non-graphene materials. With low energy consumption, pressurized UF helps reduce the cost of treated water.

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Upgrade to Pressurized UF for a compact design and consistently superior filtration performance.

Pressurized ultrafiltration (UF) is a membrane filtration process that uses pressure to remove large molecules, suspended solids, and other impurities from water and various solutions. A liquid is forced through a semipermeable membrane under pressure, with the membrane’s pore size determining which materials can pass through. Smaller particles pass through, while larger particles are retained by the membrane.

Pressurised UF can be used in various industries such as wastewater treatment, water purification, RO/NF pre-treatment.

High Flux, High Porosity

With super-hydrophilic formula technology, the membrane fiber surface exhibits unique hydrophilic properties, offering high porosity and excellent water permeability.

High Strength

An inner support reinforcement structure enhances the mechanical strength of the membrane fibers, reducing the risk of breakage.

Strong Anti-fouling Properties

Utilizes an outside-in flow configuration, enabling high solids capacity, easy cleaning, low filtration resistance, minimal transmembrane pressure difference, and reduced energy consumption per unit.

Most Frequently Asked Quesiton

What is the difference between pressurized and submerged UF?
Pressurized UF operates under higher pressure in enclosed modules, offering higher flow rates. In contrast, submerged UF is immersed in open tanks and relies on suction or low-pressure pumps. Typically, submerged UF is used for larger-scale applications, while pressurized UF is more suited for situations requiring higher flow rates in enclosed systems. Each system has its unique advantages depending on the scale and requirements of the application.
UF process operates by forcing water through a semipermeable membrane with pore sizes typically ranging from 2 to 100 nanometers, achieving a molecular weight cut-off (MWCO) between 1000 Da to 100,000 Da.

Backwash: Regularly reverses the flow to remove trapped particles.
Chemical Cleaning-In-Place (CIP): Periodic cleaning using chemicals to remove fouling and scaling

Pressurised UF membranes typically have pore sizes ranging from 0.01 to 0.1 microns, making them effective for removing particles, bacteria, and some viruses.

Pressurised UF membranes are made from polyvinylidene fluoride (PVDF) and graphene-enhanced PVDF.

  • Biofouling (microbial growth)
  • Scaling (mineral deposits)
  • Particulate fouling (suspended solids)
  • Organic fouling (natural organic matter)

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