HFA
Water Treatment
High Flow Filter Cartridges
PP
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High Flow Pleated Filter Cartridge - RO/EDI Prefiltration for Industrial Water Treatment
The standard High-Flow Filter Cartridge features a 6-inch diameter and advanced lateral pleating technology with PP membrane, providing an extensive filtration area for superior flow rates. This high-capacity design reduces the number of cartridges and housing size required, lowering both initial equipment costs and long-term maintenance. Ideal as a protective prefilter for RO, UF, and EDI systems in water treatment, coal chemical processing, seawater desalination, and thermal power plants.

• Municipal & Industrial Water: Prefiltration and clarification for municipal water and industrial process water
• Coal Chemical Industry: Filtration of high-load chemical liquids during the production process
• Seawater Desalination: Critical prefiltration before reverse osmosis (RO) systems to protect RO membranes
• Thermal Power Plants: Precision treatment of condensed water, and prefiltration for RO/EDI systems
• Microelectronics: Prefiltration and precision filtration in ultrapure water systems
• Food & Beverage: Clarification and pre-filtration for bacteria removal in beverages, fruit juices, and alcoholic drinks
Compliance: HFA
Pore Size (µm): 0.45 • 1.0 • 5.0 • 10
PREMIUM OEM-COMPLIANT FILTER CARTRIDGES
LOONG Filtration manufactures high-quality replacement filter cartridges that offer seamless compatibility with equipment designed for leading brands like 3M, PALL, and PARKER.
• Guaranteed Fit & Performance:
• Significant Cost Savings
• Proven Reliability



BENEFITS OF HIGH FLOW PLEATED FILTER CARTRIDGE
• Superior Flow Performance: 6-inch diameter with lateral pleating maximizes surface area; Enables higher flow rates with fewer cartridges, reducing system size and cost
• Excellent Filtration Efficiency: Ultra-fine PP membrane ensures reliable particle removal;Multi-layer construction (up to 10 layers) for various precision needs
• Enhanced Economic Value: Reduces housing size and initial investment;Fewer change-outs lower long-term maintenance costs
• Broad Application Compatibility: Ideal for RO, UF, and EDI pretreatment systems; Compatible with various industrial water treatment processes
MATERIALS OF CONSTRUCTION
| Membrane | Hydrophobic PVDF |
| Cage & Support & End Caps | PP |
| Drainage | PP |
| O-rings/Gasket | Silicone/Viton/EPDM/TEV |
PERFORMANCE CHARACTERISTICS
| Working temperature | <80 ℃ |
| Positive Pressure Resistance | 4 bar (23 ℃) |
| Reverse Pressure Resistance | 2 bar (23 ℃) |
DIMENSIONS
| Outer Diameter | 65 mm |
| Length | 20", 40", 60" |
| SERIES | MATERIAL | RATING(μm) | LENGTH(in) | SEAL | SUPPORT |
| HFA | PP | 0.45μm | 20'' | Silicone | PP |
| GF | 1.0μm | 30'' | EPDM | GF | |
| PBT | 5.0μm | 40'' | Butyronitrile | PBT | |
| 304 | 10μm | 60'' | Viton | Outer Cage | |
| 316L |
| SERIES | MATERIAL | RATING(μm) | LENGTH(in) | SEAL | SUPPORT |
| HFA | PP | 0.45μm | 20'' | Silicone | PP |
| GF | 1.0μm | 30'' | EPDM | GF | |
| PBT | 5.0μm | 40'' | Butyronitrile | PBT | |
| 304 | 10μm | 60'' | Viton | Outer Cage | |
| 316L |
What are the advantages of pleated filter cartridges?
Pleated designs offer larger surface area, longer service life, higher flow rates, and reduced pressure drop compared to standard wound cartridges.
Which type of filtering method is most suitable for industrial water treatment?
What you're aiming to remove will have a big impact onthe kind of filtration system you choose. For substances such as chlorine, you only need to use activated carbon filters. For water with too much hardness, the industrial water softening system is needed to deal with.For iron-removing or suspended sediments, the best way to deal with them is filtering through oxidation and depthor multimedia filters. For bacteria and viruses in water,reverse osmosis, sub-micron filtration, and ultraviolet sterilization are good choices.
How do you ensure consistency in filter cartridge performance?
We use automated production, strict quality control, and batch testing to ensure every cartridge meets precise performance and durability standards.
Can LOONG’s filter cartridges fit in standard filter housings?
Yes, LOONG’s filter cartridges can fit in most standard filter housings and systems. They are typically placed inside a housing, capsule, or casing.
What's the after-sale service?
When you receive the product, we will provide a video guide to help you install it. We can perform a labexamination of the product after you use it in order to produce a more effective and targeted product. In addition to this, we offer a guarantee if the product is not damaged by any external forces.