Aeration Diffuser

What is the aerator diffuser?

Aeration diffuser is a commonly used device in sewage treatment environment. It is made of porous membrane materials such as rubber or ceramics and has a disc or tube, plate shape. The device disperses compressed air through small holes on its surface, generating tiny bubbles that rise into the liquid. Its main functions include:

Increase dissolved oxygen in the water - provide a good growth environment for microorganisms.
Mix and stir the substances in the water - allow sewage to fully contact with microorganisms.

At present, the aerator is mainly used in the following aspects

Various sewage treatment processes in sewage treatment plants

Aquaculture that requires increased oxygen levels in the water

Water environment improvement projects such as river management

Types of aeration

Disc Diffuser

A disc diffuser is an aeration device that delivers oxygen to wastewater through bubbles. It is a round disc-shaped structure covered with a porous EPDM, rubber or HDPE membrane.

Coarse Bubble Diffusers

Coarse bubble diffusers are rotary mixing and diffusion devices. They're designed with "rough holes" on the surface, ranging in size from 2.5 to 50 mm.

Tube Diffuser

Tube diffuser is a cylindrical aeration device, often used in municipal wastewater and organic industrial wastewater treatment system.

Plate Bubble Diffuser

Plate bubble diffuser is an aeration device for sewage biological treatment and aquaculture. It consists of aeration plate, aeration head and connectors.

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