Product Overview

 

Heavy-duty industrial water filtration units engineered for high-flow commercial and industrial fluid processing. Built for continuous operation under demanding pressure and flow fluctuations, these systems remove suspended solids, particulates, and turbidity to protect downstream equipment like reverse osmosis membranes and heat exchangers.

 

 
  • Twin-housing Bag Filter Assembly
    Our Twin-housing bag filter assembly is a specialized piece of equipment designed for applications that require either redundant filtration or two-stage sequential purification. At our 10,000 sqm...
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  • Parallel Duplex Bag Filtration Unit
    The Parallel duplex bag filtration unit is our premier solution for 24/7 continuous industrial processes. We understand that in sectors like chemical manufacturing and power generation, stopping...
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  • Compact Single Bag Filter Vessel
    Our Compact single bag filter vessel is designed for high-performance filtration where space is at a premium. In our ten years of experience in the water treatment sector, we have seen the need...
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  • Single-cavity Bag Filtration Device
    The Single-cavity bag filtration device is our most efficient solution for small to medium flow applications that require high precision. At our 10,000 sqm Suzhou factory, we have spent ten years...
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  • Large Capacity Multi-bag Filter Unit
    For projects where flow volume is the primary concern, our Large capacity multi-bag filter unit offers an industry-leading solution. Over the past ten years, we have supplied the Large capacity...
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  • Multi-pocket Bag Filter Assembly
    The Multi-pocket bag filter assembly is the backbone of high-volume industrial solid-liquid separation. In our decade of operation, we have realized that large-scale textile and papermaking plants...
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  • High-precision Multi-core Filtration Unit
    We have engineered the High-precision multi-core filtration unit to solve the high-throughput challenges faced by our chemical and pharmaceutical clients. Drawing on ten years of manufacturing...
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  • Multi-element Cartridge Filter Vessel
    When high flow and high precision are both required, our Multi-element cartridge filter vessel is the ideal solution. In our 10,000 sqm facility, we manufacture these vessels to hold multiple...
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  • Sulfur-removal Backwashing Filtration Unit
    The Sulfur-removal backwashing filtration unit is a critical component for factories looking to recover resources and protect the environment. Over our 10-year history, we have refined the...
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  • Desulfurization Backwash Filter Apparatus
    In the demanding environment of flue gas desulfurization (FGD), our Desulfurization backwash filter apparatus stands out for its high resistance to chemical corrosion. We have specialized in this...
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  • Self-rinsing Water Filtration Station
    The Self-rinsing water filtration station is our premier "Integrated Wastewater Treatment" solution for large-scale municipal and agricultural projects. We have integrated our decades of...
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  • Automatic Back-flushing Filter Assembly
    In modern water treatment, automation is key to lowering labor costs, which is why our Automatic back-flushing filter assembly is a top-performing product in our portfolio. After 10 years in the...
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Key Features & Benefits

 

Pressure Vessel Integrity

Precision-rolled 304 or 316L stainless steel shells rated for 10 Bar operating pressure, resisting cyclic fatigue and mechanical stress.

Optimized Internal Flow

Inlet and outlet nozzle placement engineered to eliminate dead zones and reduce total system pressure loss.

Rapid Maintenance Access

Swing-bolt or davit-arm cover fasteners allow single-operator cartridge changeouts in under 15 minutes.

Element Versatility

Accepts standard DOE, 222/226 O-ring cartridges, and standard industrial filter bags without internal modification.

 

Technical Specifications

Parameter

Specification Range

Housing Material

SS304, SS316L, Carbon Steel with internal epoxy

Design Pressure

10 Bar (150 PSI) standard; 16 Bar (230 PSI) optional

Operating Temperature

-10 degrees C to 120 degrees C (seal dependent)

Filtration Rating

0.1 micron to 200 micron

Flow Capacity

5 m3/h to 500 m3/h per single housing skid

Connection Standard

ANSI / DIN Flanges, NPT Thread, Sanitary Tri-Clamp

Gasket Materials

EPDM, Viton, PTFE, Silicone

Surface Finish

Acid passivated interior/exterior; mechanical polish to Ra < 0.4 um

 

High-precision Multi-core Filtration Unit

 

Applications

RO System Pre-Treatment: Protects polyamide reverse osmosis and nanofiltration membranes from silt and suspended matter.


Cooling Water Loops: Side-stream filtration capturing suspended dust, pipe scale, and biological debris in industrial cooling towers.


Food & Beverage Processing: Process water clarification and utility line filtration requiring sanitary 316L construction.


Chemical & Heavy Manufacturing: Coolant filtration, washdown loops, and corrosive fluid pre-treatment.

 

Customization Options & Engineering Support

Skid Integration

Pre-piped multi-vessel skids equipped with differential pressure (DP) gauges, isolation butterfly valves, and automatic air vent assemblies.

Custom Nozzle Configuration

Inlet/outlet orientations engineered to align with existing plant piping footprints.

Documentation & CAD Support

3D STEP files and P&ID schematics delivered within 48 hours; EN 10204 3.1 material test certificates supplied for all pressure boundaries.

 

Manufacturing & Quality Control
 

Machining & Welding: Automated plate shears, CNC rolling machines, and automatic orbital TIG welding for flawless pressure boundary joints.

 

Inspection Protocol: 100% liquid penetrant (PT) inspection on all pressure-retaining welds; hydrostatic pressure testing at 1.5 times design pressure on every vessel prior to factory dispatch.

 

Quality Standard: Manufactured in strict accordance with ISO 9001:2015 quality management systems, with ASME Sec. VIII and CE-PED compliance options available.

 

Packaging, Delivery & After-Sales Service

 

 

Export Packaging

Fumigation-free wooden crates lined with moisture barrier film, desiccant packs, and heavy-duty plastic flange protectors.

 

Lead Time

2 to 3 weeks for standard stock configurations; 4 to 6 weeks for custom alloy skids.

 

After-Sales Support

Comprehensive operation and maintenance manuals, spare seal kits, and engineering response within 24 hours for installation queries.

 

 

 

Frequently Asked Questions

 

Q: What is the standard manufacturing lead time for bulk stainless steel filter housings?

A: Standard configurations ship within 14 to 21 business days from drawing approval. Expedited production slots can be scheduled for project-critical deadlines.

Q: Can these housings operate in high-temperature or corrosive chemical environments?

A: Yes. For aggressive media or temperatures up to 120 degrees C, we supply grade 316L vessels with Viton or PTFE seals. Chemical compatibility and mill test reports are verified prior to fabrication.

Q: How is the structural integrity of each pressure vessel verified?

A: Every vessel undergoes hydrostatic testing at 1.5 times its maximum allowable working pressure (MAWP). All critical pressure welds are inspected via dye penetrant testing (PT) by certified quality personnel.

Q: Are the filter cartridges proprietary, or can standard off-the-shelf elements be used?

A: Our housings are built to accept universal industry-standard filter elements, including double open-end (DOE), 222 O-ring fin, and standard filter bags, giving procurement teams freedom in secondary sourcing.

Q: What documentation is included in the shipment?

A: Each order includes a complete Data Book containing general arrangement drawings, bill of materials, hydrostatic test reports, and EN 10204 3.1 material certificates.

Q: Do you support OEM/ODM branding and custom skid paint finishes?

A: Yes. We offer private labeling, laser-etched stainless steel nameplates with your company logo, and industrial epoxy paint finishes matched to specific plant color requirements.

 

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Request a Quote (RFQ)

To receive an accurate technical proposal and commercial quotation, please provide the following parameters in your inquiry:
Required Flow Rate: (GPM or m3/h)
Target Filtration Rating: (microns)
Operating Pressure & Temperature:
Fluid Characteristics: (Water type, chemical concentration, pH level)
Housing Material: (SS304, SS316L, Carbon Steel)
Estimated Quantity / Project Timeline:

As one of the most professional water filter manufacturers and suppliers in China, we also support customized service. Please feel free to buy high quality water filter made in China here from our factory. Contact us for pricelist.

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