3 Bag Filter Housing: High-Capacity Industrial Filtration Solution for Demanding Applications

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3 Bag Filter Housing Manufacturer & Supplier – Macrokun

As industrial production volumes continue to increase, manufacturers require filtration systems capable of handling higher flow rates while maintaining consistent filtration efficiency. A 3 bag filter housing offers an ideal solution for medium to high-flow liquid filtration applications, providing greater dirt-holding capacity and longer service intervals than single-bag or dual-bag systems.

Designed to accommodate three filter bags within a single pressure vessel, a 3 bag filter housing significantly increases filtration area while reducing maintenance frequency and operating costs. It is widely used in industries such as water treatment, chemical processing, food and beverage manufacturing, pharmaceuticals, paints, coatings, and electronics production.

At Macrokun, we specialize in manufacturing premium-quality stainless steel bag filter housings for industrial customers worldwide. As an experienced manufacturer and supplier, we provide both standard and customized 3 bag filter housing systems designed to meet diverse process requirements.

This guide explains everything you need to know about 3 bag filter housings, including their working principle, advantages, applications, technical specifications, and selection criteria.

3 Bag Filter Housing Manufacturer & Supplier – Macrokun


What Is a 3 Bag Filter Housing?

A 3 bag filter housing is a multi-bag filtration vessel engineered to hold three filter bags operating simultaneously. The incoming liquid is evenly distributed among the bags, allowing contaminants to be captured efficiently while maintaining high flow rates.

Compared with smaller bag filter systems, a 3 bag filter housing provides:

  • Larger filtration area
  • Higher flow capacity
  • Greater dirt-holding volume
  • Reduced filter replacement frequency
  • Improved process efficiency

These advantages make it an excellent choice for facilities requiring continuous operation and large-scale liquid filtration.


How Does a 3 Bag Filter Housing Work?

The filtration process is simple yet highly effective.

Step 1: Contaminated Liquid Enters the Vessel

Process liquid enters the housing through the inlet connection and is distributed evenly throughout the vessel.

Step 2: Filtration Through Three Filter Bags

The liquid flows through three filter bags simultaneously.

During this process, contaminants such as:

  • Sediment
  • Rust particles
  • Suspended solids
  • Process debris

are captured inside the filter bags.

Step 3: Clean Liquid Exits

After passing through the filter media, the filtered liquid exits through the outlet connection.

Step 4: Filter Bag Replacement

When the pressure differential reaches the recommended limit, the filter bags are replaced quickly and easily, restoring optimal filtration performance.


Advantages of a 3 Bag Filter Housing

Higher Flow Capacity

One of the primary benefits of a 3 bag filter housing is its ability to handle significantly larger liquid volumes.

Typical flow capacities range from:

  • 30–120 m³/h
  • Higher capacities with customized designs

Actual performance depends on:

  • Liquid viscosity
  • Micron rating
  • Contaminant concentration
  • Operating pressure

Larger Filtration Area

With three filter bags operating simultaneously, the total filtration surface area is substantially increased.

Benefits include:

  • Lower pressure drop
  • Improved flow distribution
  • Enhanced filtration efficiency
  • Longer service life

Reduced Maintenance Frequency

Because contaminants are distributed across three bags, dirt loading per bag is lower.

This results in:

  • Longer filter bag life
  • Reduced replacement frequency
  • Less downtime
  • Lower labor costs

Cost-Effective Operation

A 3 bag filter housing helps reduce overall operating expenses by:

  • Extending filter change intervals
  • Lowering maintenance requirements
  • Improving process uptime
  • Reducing energy consumption

Flexible Filtration Performance

The housing can accommodate a wide range of filter bag materials and micron ratings.

Common filtration ratings include:

  • 1 micron
  • 5 micron
  • 10 micron
  • 25 micron
  • 50 micron
  • 100 micron
  • 200 micron

This flexibility allows the system to meet the requirements of various industries and applications.


Applications of 3 Bag Filter Housing

Water Treatment Systems

A 3 bag filter housing is commonly used in:

  • Industrial water treatment
  • Cooling water systems
  • Process water filtration
  • Wastewater treatment
  • Pretreatment systems

It effectively removes suspended solids and particulate contaminants.


Chemical Processing Industry

Chemical manufacturers utilize multi-bag filter housings for:

  • Solvents
  • Acids
  • Alkalis
  • Resins
  • Coatings
  • Specialty chemicals

The stainless steel construction offers excellent corrosion resistance and long service life.


Food and Beverage Industry

Filtration is essential for maintaining product quality and safety.

Applications include:

Beverage Production

  • Beer filtration
  • Wine processing
  • Juice production
  • Soft drink manufacturing

Food Processing

  • Edible oils
  • Syrups
  • Sugar solutions
  • Liquid ingredients

Macrokun sanitary designs are available for food-grade applications.


Pharmaceutical Manufacturing

Pharmaceutical facilities require reliable liquid filtration for:

  • Process liquids
  • Purified water systems
  • Intermediate products
  • Chemical ingredients

High-quality filtration helps maintain process consistency and product purity.


Paints, Inks, and Coatings

A 3 bag filter housing effectively removes:

  • Pigment agglomerates
  • Gel particles
  • Foreign contaminants
  • Production residues

This improves coating quality and product consistency.


Electronics and Semiconductor Production

Precision manufacturing processes often require filtration of:

  • Cleaning solutions
  • Process chemicals
  • Ultrapure water systems

Efficient contaminant removal helps protect sensitive equipment and improve production yields.


Technical Specifications of Macrokun 3 Bag Filter Housing

Housing Material Options

Macrokun offers:

  • Stainless Steel 304
  • Stainless Steel 316
  • Stainless Steel 316L
  • Carbon Steel
  • Customized Alloy Materials

Filter Bag Compatibility

Size #1 Filter Bags

  • Diameter: 180 mm
  • Length: 430 mm
  • Filtration Area: 0.25 m² per bag

Size #2 Filter Bags

  • Diameter: 180 mm
  • Length: 810 mm
  • Filtration Area: 0.50 m² per bag

Three-bag configurations significantly increase total filtration area.


Operating Parameters

Parameter Specification
Bag Capacity 3 Filter Bags
Design Pressure Up to 150 PSI
Operating Temperature Up to 200°C
Housing Material SS304 / SS316 / SS316L
Seal Material EPDM / Viton / PTFE
Surface Finish Matte / Mirror Polish
Filtration Rating 1–200 Micron

Available Connection Types

Macrokun can provide:

  • ANSI Flanges
  • DIN Flanges
  • BSP Threads
  • NPT Threads
  • Tri-Clamp Sanitary Connections

Customized connections are available upon request.


Why Choose Macrokun as Your 3 Bag Filter Housing Manufacturer?

Professional Manufacturing Experience

Macrokun specializes in industrial filtration equipment, including:

  • Single bag filter housing
  • Multi bag filter housing
  • Cartridge filter housing
  • Stainless steel filter vessels
  • Industrial filter bags

Our products are exported to customers worldwide.


OEM and Customized Solutions

Every industrial filtration process has unique requirements.

Macrokun offers customized:

Vessel Dimensions

  • Special diameters
  • Custom heights
  • Compact designs

Connection Standards

  • ANSI
  • DIN
  • JIS
  • Sanitary fittings

Surface Treatments

  • Mirror polishing
  • Electropolishing
  • Sandblasting

Pressure Ratings

  • Standard pressure
  • High-pressure applications

Strict Quality Control

Every housing undergoes:

  • Material verification
  • Precision welding inspection
  • Hydrostatic pressure testing
  • Leak testing
  • Final quality inspection

This ensures reliable performance and long service life.


Global Supply and Technical Support

Macrokun provides:

  • OEM manufacturing
  • Private label production
  • Fast delivery
  • Worldwide shipping
  • Technical consultation

Whether you require a single unit or bulk quantities, our team can support your project.


How to Select the Right 3 Bag Filter Housing

Determine Required Flow Rate

The required flow rate is the most important factor when selecting a housing.

Higher flow requirements may require:

  • Larger filter bags
  • Customized vessel dimensions
  • Additional filtration stages

Select the Appropriate Micron Rating

Choose a filtration rating based on contaminant size.

Examples include:

  • 100 micron for coarse filtration
  • 50 micron for sediment removal
  • 25 micron for process protection
  • 5 micron for fine filtration
  • 1 micron for precision filtration

Consider Fluid Characteristics

Evaluate:

  • Temperature
  • Viscosity
  • Corrosiveness
  • Chemical compatibility

These factors determine material and seal selection.


Confirm Operating Pressure

Always select a housing with a pressure rating that exceeds your system’s maximum operating conditions.


Frequently Asked Questions

What is the difference between a 3 bag filter housing and a 2 bag filter housing?

A 3 bag filter housing provides greater filtration area, higher flow capacity, and longer service intervals than a 2 bag filter housing.


Can Macrokun customize a 3 bag filter housing?

Yes. We offer customization of:

  • Materials
  • Dimensions
  • Connection types
  • Pressure ratings
  • Surface finishes

Which industries commonly use 3 bag filter housings?

They are widely used in:

  • Water treatment
  • Chemical processing
  • Food and beverage manufacturing
  • Pharmaceuticals
  • Paints and coatings
  • Electronics production

What materials are available?

Standard materials include SS304, SS316, and SS316L stainless steel, with custom materials available for specialized applications.


Request a Quote from Macrokun Today

If you are looking for a dependable 3 bag filter housing manufacturer, supplier, or OEM filtration partner, Macrokun can provide the ideal solution.

Our engineering team can recommend the most suitable filtration system based on your flow rate, filtration precision, operating conditions, and industry requirements. From standard stainless steel housings to fully customized filtration vessels, we deliver high-performance products designed for long-term industrial use.

Contact Macrokun today for technical support, product catalogs, pricing information, and a customized quotation. Let Macrokun help you improve filtration efficiency, reduce maintenance costs, and optimize your production process with premium-quality 3 bag filter housing systems.

  1. 3 Bag Filter Housing: High-Capacity Industrial Filtration Solution for Demanding Applications
  2. 1 Bag Filter Housing: The Complete Guide to Single Bag Filter Housing Systems
  3. 2 Bag Filter Housing: High-Efficiency Industrial Filtration Solution for Medium to High Flow Applications
  4. 316L Bag Filter Housing Manufacturer for Corrosive Liquid Filtration
  5. Bag Filter Housing vs Cartridge Filter Housing: Which Is Better for Liquid Filtration?

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