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Alumina Flat Sheet Ceramic Membrane

Product Summary
Product Overview The Alumina Flat Sheet Ceramic Membrane is manufactured from high-purity alumina (Al₂O₃) through high-temperature sintering to create a durable porous ceramic structure with excellent mechanical strength and chemical stability. Designed primarily for submerged membrane bioreactor ...

Product Details

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alumina flat sheet membrane

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porous ceramic membrane sheet

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ceramic membrane with warranty

Product Description
Product Overview

The Alumina Flat Sheet Ceramic Membrane is manufactured from high-purity alumina (Al₂O₃) through high-temperature sintering to create a durable porous ceramic structure with excellent mechanical strength and chemical stability. Designed primarily for submerged membrane bioreactor (MBR) systems, it provides reliable solid-liquid separation in municipal and industrial wastewater treatment.

Unlike conventional polymer flat sheet membranes, this ceramic membrane features an innovative ceramic glazed sealing technology that replaces traditional epoxy resin sealing. The ceramic sealing structure offers superior resistance to strong acids, high salinity, chlorine-containing solutions, and other corrosive environments, significantly improving long-term operational reliability.

With excellent permeability, low fouling tendency, and a service life of 5–10 years, the alumina flat sheet ceramic membrane is an ideal solution for high-performance water treatment systems.


Features
  • High-purity alumina ceramic membrane
  • Ceramic glazed sealing technology
  • Excellent resistance to acids, alkalis, and high salinity
  • Resistant to chlorine-containing wastewater
  • High mechanical strength
  • Low membrane fouling
  • High water permeability
  • Easy cleaning and regeneration
  • Long service life of 5–10 years
  • Compact installation with modular design

Working Principle

The membrane operates using an outside-in submerged suction filtration process.

During operation, the membrane modules are immersed in the biological treatment tank. A negative pressure generated by the suction pump draws treated water through the membrane pores, while suspended solids, activated sludge, bacteria, and other contaminants remain outside the membrane surface.

Periodic air scouring and backwashing help minimize fouling and maintain stable filtration performance.


Technical Specifications
Parameter Specification
Material High Purity Alumina (Al₂O₃)
Membrane Type Flat Sheet Ceramic Membrane
Filtration Mode Outside-In Suction Filtration
Pore Size 0.1–1.0 μm
Porosity ≥35%
Bending Strength ≥40 MPa
Operating Temperature 5–60°C
Working Pressure 0–0.2 MPa
Maximum Backwash Pressure 0.2 MPa
Standard Models
Model Dimension (L * W * T) Effective Membrane Area
BZM600 600 * 145 * 6 mm 0.174 m²
BZM1000 1000 * 250 * 6 mm 0.50 m²

Custom sizes are available upon request.


Advantages
Ceramic Glazed Sealing Technology

Unlike conventional epoxy resin sealing, the ceramic glazed sealing provides outstanding resistance to high salinity, chlorine, and corrosive chemicals, improving long-term sealing reliability.

Excellent Chemical Resistance

The inorganic ceramic membrane withstands harsh chemical environments, including acidic and alkaline wastewater, making it suitable for demanding industrial applications.

Low Fouling Performance

The hydrophilic ceramic surface minimizes contaminant adhesion and allows effective cleaning through air scouring and chemical cleaning.

High Mechanical Strength

The rigid ceramic structure resists deformation, abrasion, and pressure fluctuations during continuous operation.

Long Service Life

Compared with polymer membranes, ceramic flat sheet membranes typically provide 5–10 years of service with significantly lower replacement frequency.


Applications
  • Municipal Wastewater Treatment
  • Industrial Wastewater Treatment
  • Membrane Bioreactor (MBR)
  • Landfill Leachate Treatment
  • High-Salinity Wastewater
  • Chemical Wastewater
  • Textile Wastewater
  • Electroplating Wastewater
  • Mining Wastewater
  • Water Reuse Systems

Why Choose Our Alumina Flat Sheet Ceramic Membrane?
  • High-purity alumina ceramic material
  • Innovative ceramic glazed sealing
  • Excellent corrosion resistance
  • Stable permeate flux
  • Low fouling tendency
  • Long operating life
  • Easy module replacement
  • Suitable for large-scale MBR systems
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