COARSE BUBBLE DIFFUSER

Coarse Bubble Diffuser

Coarse bubble diffusers are widely used in sewage treatment plants, effluent treatment plants, aeration tanks, equalisation tanks, sludge tanks, and industrial wastewater treatment systems. These diffusers release large air bubbles into wastewater to create strong water movement, improve mixing, and prevent solids from settling at the bottom of the tank.

Coarse bubble diffusers are an important part of wastewater aeration, helping introduce air into treatment tanks while creating strong mixing action. Unlike fine bubble diffusers, they produce larger bubbles that rise quickly through the water. This strong upward movement supports effective tank mixing and keeps suspended particles in continuous motion. They are especially suitable for applications where high airflow, clog resistance, durability, and low maintenance are important.

Bioflow Industries Pvt. Ltd. is a reliable coarse bubble diffuser manufacturer in India, offering durable and efficient aeration solutions for STP, ETP, and other wastewater treatment plants. Our diffusers are manufactured using a strong plastic diffuser body and durable neoprene membrane or disc material to provide consistent performance in demanding wastewater conditions.

The robust construction of our coarse bubble diffusers helps resist corrosion, chemical exposure, moisture, and regular wear. Their larger air openings reduce the risk of blockage and make cleaning and maintenance easier. These diffusers are suitable for both continuous and intermittent aeration applications.

Our coarse bubble diffusers help improve wastewater circulation, reduce sedimentation, maintain uniform tank conditions, and support biological treatment processes. They can be used in municipal sewage treatment, industrial wastewater treatment, food processing plants, textile industries, chemical plants, dairy units, pharmaceutical plants, and other treatment facilities.

Coarse Bubble Diffuser Manufacturer in India

As a trusted coarse bubble diffuser supplier, wholesaler, and exporter in India, Bioflow Industries serves wastewater treatment companies, STP manufacturers, ETP contractors, environmental consultants, project developers, and industrial buyers. We offer quality-tested products, competitive prices, bulk supply, safe packaging, and timely delivery across India.

Choose Bioflow Industries for high-performance coarse bubble diffusers that provide strong mixing, reliable airflow, low maintenance, and long service life. Contact us for product details, bulk pricing, and supply requirements for your wastewater treatment project.

Enquire Now

Applications of Coarse Bubble Diffuser

Coarse bubble diffusers are widely used in wastewater treatment plants, industrial applications, and specialised aeration systems.
Aerobic sludge digestion tanks, equalisation tanks, and grit chambers to prevent settling of solids.
Sewage treatment plants (STP) and effluent treatment plants (ETP) where high airflow and clog resistance are required.

Features of Coarse Bubble Diffuser

Maximum oxygen transfer efficiency and strong mixing action.
Low maintenance requirements with high resistance to clogging.
Wide air flow range for versatile plant operations.
High resistance to clogging, chemical exposure, and corrosion.

Technical Specifications

SPECIFICATION & ITEM CODE	BIOFIN 80	BIOFIN 150
SHAPE	DISC TYPE	DISC TYPE
DIA SIZE	80 mm	150mm
BUBBLE SIZE	4 – 5 mm	6-8 mm
MOC OF MEMBRANE	EPDM /SILICON	EPDM / SILICON
MOC OF BASE	PPCP	TOUGH ABS PLASTIC
MAX. OPERATING TEMP.	60° C	60° C
AIR DISCHARGE PORTS	10	8
AIR FLOW RANGE	5 m 3/hr	4-10m3/hr
END CONNECTION MALETHREAD	3/4″ BSP	1″ BSP
MAX. PRESSURE ALLOWED	1 kg/cm2	1.5 5gkcm

FAQs

What is a Coarse Bubble Diffuser used for in wastewater treatment?

A Coarse Bubble Diffuser is used to inject large air bubbles into wastewater during the aeration stage. This process increases oxygen levels in the water, supporting the breakdown of organic matter by aerobic bacteria.

How is a Coarse Bubble Diffuser different from a Fine Bubble Diffuser?

Coarse Bubble Diffusers produce larger air bubbles that rise quickly and provide strong mixing action. Fine Bubble Diffusers, on the other hand, release smaller bubbles for more efficient oxygen transfer but are more prone to clogging.

What are the benefits of using Coarse Bubble Diffusers?

Coarse Bubble Diffusers are low-maintenance, clog-resistant, and ideal for high solid environments. They also offer strong tank mixing, long service life, and perform well in harsh industrial and municipal STP setups.

What materials are used in your Coarse Bubble Diffusers?

At Bioflow Industries, our diffusers are made with corrosion-resistant plastic bases and high-quality neoprene membranes or discs, ensuring durability and consistent performance.

Why should I choose Bioflow Industries Pvt. Ltd. for Coarse Bubble Diffusers?

We are a trusted manufacturer, supplier, and wholesale exporter of coarse bubble diffusers in India. Our products are reliable, cost-effective, and widely used in industrial and municipal wastewater treatment plants.

Do you offer customized solutions for wastewater treatment projects?

Yes, we provide tailored aeration solutions based on your STP design, airflow requirements, and treatment goals. Contact our team for expert guidance and bulk supply options.