
HFU640UY200H13 Replacement High Flow Filter Cartridge
Introduction:If you are sourcing HFU640UY200H13 replacement high flow filter cartridge for industrial RO pre-filtration and raw water treatment, this drop-in coreless pleated filter adopts UY-series polypropylene media with 20-micron filtration accuracy. It features ultra-large crescent pleat area, excellent dirt holding capacity and stable high flow rate, effectively removing coarse suspended solids, sediment, rust and large particulate impurities. Designed with inside-to-outside flow direction, it provides reliable security filtration protection for reverse osmosis membrane systems and reduces system maintenance frequency. As a cost-effective Pall Ultipleat alternative, it perfectly matches standard filter housings and serves various heavy-duty industrial water treatment and desalination projects worldwide.
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Product Overview
HFU640UY200H13 is a high-performance coreless high flow filter cartridge belonging to the Pall Ultipleat UY series. It features 40-inch standard length and 6-inch large outer diameter, adopting single open-end and inside-to-outside filtration structure. The whole filter body is made of high-purity polypropylene material with thermal welding process, no adhesive used, ensuring zero secondary contamination. The unique crescent overlapping pleat design greatly increases effective filtration area, delivering larger flow and longer service life compared with conventional filter elements. The integrated lifting handle enables fast and tool-free replacement on site. Standard EPDM seal ensures excellent tightness, while silicone, Buna-N and FKM sealing options are available for different corrosive working environments. Widely used in seawater desalination, power plant water treatment, petrochemical process water, municipal water supply and large-scale RO pretreatment systems.
Working Principle
HFU640UY200H13 high flow filter cartridge applies inside-to-outside radial filtration principle. Raw water enters the inner cavity from the top open end and flows outward through multi-layer gradient pleated polypropylene media. Large particles such as sediment, rust and suspended impurities are intercepted by the inner pleated layers, while tiny contaminants are further trapped through depth filtration. The optimized crescent pleat structure evenly distributes water flow, avoids local blockage, and effectively slows down pressure differential rise. After full filtration, clean water flows out from the outer surface of the filter cartridge. The precision O-ring seal completely prevents unfiltered liquid bypass, ensuring stable and consistent 20μm filtration efficiency throughout the service cycle.
Core Technical Specifications

Core Advantages
Coreless crescent pleat technology:
No internal support frame, maximizes effective filtration area, realizes ultra-high flow rate, reduces the total number of cartridges in the housing and lowers overall project cost.
20μm stable depth filtration:
Balances high flow performance and impurity interception capacity, effectively protects downstream RO membranes and extends membrane service life.
Full PP chemical resistance:
Entire filter element is acid and alkali resistant, suitable for most industrial water and process liquid filtration scenarios.
Tool-free quick replacement:
Integrated lifting handle simplifies installation and replacement, greatly reduces on-site maintenance time and labor cost.
Thermal welding integral molding:
No glue, no shedding, no secondary pollution, stable structure and long service life.
100% compatible replacement:
Perfect dimensional interchangeability with original Pall HFU640 series filter housings, no modification required.
Main Application Scenarios
Seawater desalination RO pre-filtration system
Power plant boiler feed water and circulating water treatment
Petrochemical and chemical industry process liquid filtration
Municipal tap water pretreatment and large water plant projects
Industrial wastewater reuse and circulating water filtration
Ion exchange resin protection filtration
Compatibility & Cross Reference

FAQ
Q1: Is HFU640UY200H13 compatible with original Pall housings?
A1: Yes. It adopts standard 40-inch 6-inch large-diameter coreless inside-out structure, completely universal for Pall Ultipleat HFU640 series filter housings.
Q2: When to replace the filter cartridge?
A2: Replace immediately when the pressure difference reaches 2.0 bar (29 psid). The service life varies according to raw water turbidity and impurity content.
Q3: What is the maximum temperature resistance?
A3: The maximum continuous working temperature is 82℃. Excessive temperature will cause deformation of polypropylene filter media and reduce filtration effect.
Q4: Can you provide customized specifications?
A4: Yes. We support multiple micron grades and customized seal materials to meet different industrial working conditions.
Q5: What is the delivery time?
A5: Standard stock specifications can be shipped within 7-15 working days, customized products require negotiable production cycle.
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