Defoamers are widely used in wastewater treatment to address foam-related challenges across various processes. Foam can form due to the presence of surfactants, organic matter, or industrial chemicals, disrupting operations and reducing efficiency. Here are the primary applications of defoamers in wastewater treatment:

1. Aeration Tanks:

Foam often forms during biological treatment in aeration tanks as microorganisms break down organic matter. Defoamers control excessive foam, ensuring efficient oxygen transfer and preventing overflow or process interruptions.

2. Clarifiers and Settling Tanks:

In settling tanks, foam can accumulate on the surface, hindering solid-liquid separation. Defoamers reduce foam, improving sedimentation and the clarity of treated water.

3. Chemical Treatment Processes:

During coagulation and flocculation, foam can form due to chemical reactions or mixing. Defoamers help maintain process stability by minimizing foam and improving mixing efficiency.

4. Industrial Effluent Treatment:

Industrial wastewater from sectors like textiles, food processing, paper, and petrochemicals often contains surfactants or oils that promote foam formation. Defoamers mitigate foam during pretreatment and main treatment stages, enhancing overall system performance.

5. Sludge Treatment:

Foam can interfere with sludge dewatering processes like centrifugation or belt pressing. Defoamers reduce foam buildup, optimizing sludge handling and reducing maintenance needs.

6. Discharge Water Quality:

Visible foam in treated water discharged into the environment can lead to non-compliance with regulatory standards. Defoamers ensure clear and foam-free discharge water.

Key Benefits of Defoamers in Wastewater Treatment:

Prevents operational disruptions caused by foam.
Protects equipment from foam-induced wear and damage.
Enhances process efficiency by reducing downtime and improving treatment outcomes.
Helps meet environmental regulations for treated water quality.


Appearance	White Emulsion
Solid content	10-30%
Sample	Availabe
Application	Wastewater Defoamer
Brand Name	Bluwat
Model Number	BWF-160
Certification	ISO9001
Place of Origin	China


Appearance	White Emulsion	Solid content	10-30%
Sample	Availabe	Application	Wastewater Defoamer
Brand Name	Bluwat	Model Number	BWF-160
Certification	ISO9001	Place of Origin	China
High Light	Wastewater Treatment Foam Inhibitor ，Antifoaming agent Defoamer chemical ，Wastewater Treatment Defoamer chemical

Active Ingredients	Polydimethylsiloxane, Enhancer, Emulsifier, Dispersant
Physical Characteristics	Milky white liquid with good flowability
Stability (3000 rpm/20 minutes)	No layering
Non-volatile Content	12-20%
pH Value	6-8

Wastewater Treatment Foam Inhibitor Antifoaming agent Defoamer chemical China

1. Aeration Tanks:

2. Clarifiers and Settling Tanks:

3. Chemical Treatment Processes:

4. Industrial Effluent Treatment:

5. Sludge Treatment:

6. Discharge Water Quality:

Key Benefits of Defoamers in Wastewater Treatment:

Product Introduction-----BWF-160 defoamer

Classification: Water Treatment Organosilicon Defoamer

Packaging and Storage:

Bronze Gleitlager

Bronze Sleeve Bushings

Graphite Plugged Bushings