
HFU620GF100H13 High‑Flow Glass Fiber Pleated Water Filter Cartridge
Introduction:If you are sourcing HFU620GF100H13 high flow water filter for industrial water filter security filtration, this drop‑in interchange pleated filter cartridge adopts high‑performance glass‑fiber media for reliable particle removal. It delivers outstanding dirt‑holding capacity and stable high‑flux performance under heavy‑duty operating conditions. As key security filtration consumable ahead of RO and NF membrane systems, it effectively captures suspended solids, sediment and colloidal contaminants, reduces membrane fouling risk and extends membrane service life. Featuring large‑diameter single‑open‑end design, it decreases total cartridge quantity within filter housing. Supplied by Chinese original manufacturer, it provides cost‑effective alternative solution for global industrial water‑treatment and process‑liquid purification projects.
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Product Overview
HFU620GF100H13 is a heavy‑duty high‑flow pleated filter cartridge developed for industrial security filtration scenarios. It adopts 20‑inch nominal length, 6‑inch large outer diameter, core‑free single open‑end construction with lifting handle for quick replacement. The filter media is resin‑bonded glass fiber, featuring graded pore‑size structure to achieve deep‑depth filtration effect. H13‑grade sealing configuration guarantees zero fluid bypass during long‑time continuous running. Compatible with mainstream high‑flow filter housings on the market, no mechanical modification is required during replacement. This model is widely selected for RO system security filtration, power plant water treatment, petrochemical process liquid filtration and municipal water supply projects. Multiple seal material options including EPDM, Buna‑N and FKM support different chemical liquid working environments.
Working Principle
HFU620GF100H13 high flow water filter follows outside‑to‑inside flow path for liquid purification. Raw process liquid flows through the outer pleated surface of glass‑fiber media. Large‑size impurities are trapped on outer filter layers, while fine particles are intercepted by inner graded glass‑fiber layers step‑by‑step via depth‑filtration mechanism. The gradient pore structure avoids early surface clogging and maximizes dirt‑loading capacity. After being purified, liquid flows inward and gathers at central channel, then discharges from single open‑end outlet. Precision‑fitted O‑ring seal prevents unfiltered liquid bypassing the filter element, ensuring all process fluid passes through glass‑fiber media and obtains consistent filtration result. The built‑in handling tab facilitates safe, fast cartridge swap‑out for on‑site maintenance work.
Core Technical Specifications

Core Advantages
Excellent depth‑filtration performance:
High‑quality resin‑bonded glass‑fiber media achieves great contaminant retention capacity, longer service cycle comparing with common PP pleated cartridges, lowers replacement frequency and site maintenance workload.
Large‑diameter high‑flux design:
High effective filtration surface supports huge liquid throughput, reduces required cartridge number inside filter housing, cuts down equipment investment cost.
Broad chemical compatibility:
Glass‑fiber media plus polypropylene structural parts show stable performance for water‑based fluid, dilute acid and alkali medium. Optional FKM seal adapts to special chemical working conditions.
Direct drop‑in installation:
Matches dimension and interface of mainstream high‑flow filter housings. Operators can finish element swap‑out without changing existing equipment.
Competitive factory‑direct supply:
Manufactured in China filtration factory. It delivers equivalent filtration performance as imported original spare parts while helping global buyers optimize total procurement expense.
Main Application Scenarios
Reverse osmosis system security pre‑filtration for industrial water treatment and seawater desalination
Power plant condensate water and boiler feed‑water purification
Petrochemical and fine‑chemical process fluid filtration
Municipal large‑scale water supply pre‑treatment
Steel‑making and circulating water treatment
Food and beverage process‑water security filtration
New‑energy industry process liquid pre‑treatment
FAQ
Q1: Can HFU620GF100H13 fit my existing high‑flow filter housing?
A1: It adopts standard 20‑inch, 6‑inch outer diameter and H13 sealing interface. Please confirm housing inner dimension and seal requirement, most universal high‑flow housings support direct installation without modification.
Q2: When should I replace HFU620GF100H13 filter cartridge?
A2: It is recommended to replace the element when system differential pressure reaches 2.4 bar (35 PSID). Real service life depends on raw‑water impurity concentration.
Q3: Can HFU620GF100H13 work under hot‑water condition?
A3: Max continuous operating temperature is 82℃. Do not exceed this temperature value to prevent glass‑fiber media deformation and performance degradation.
Q4: Can you provide other micron ratings for this series?
A4: Related glass‑fiber high‑flow cartridges support 1 μm,5 μm,10 μm,20 μm,40 μm,70 μm,100 μm. Custom specifications are available for bulk‑order projects.
Q5: What is your production lead‑time for bulk HFU620GF100H13 order?
A5: For standard‑spec HFU620GF100H13 filter cartridges, normal lead‑time is 7‑15 working days upon deposit receipt. Custom requirements will need extra production cycle.
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