Pentair Aqualine Aln01‑60b Water Filter Cartridge for UF Pretreatment
Pentair Aqualine Aln01‑60b Water Filter Cartridgeserves as a critical pretreatment component for industrial ultrafiltration systems. This liquid filter delivers excellent dirt‑holding capacity and effectively reduces the frequency of routine cartridge replacements. Constructed with high‑quality pleated polypropylene media, it fits mainstream large‑flow filter housings and can cooperate with High‑flow water filter cartridge and Water Filtration PP Pleated Filter to build complete multi‑stage water‑treatment workflows. It is widely applied in power, chemical, food‑beverage process water purification projects across global markets.
Product Introduction
Pentair Aqualine Aln01‑60b Water Filter Cartridge is a well‑known large‑diameter high‑flow pleated filter element specially optimized for upstream protection of ultrafiltration membrane equipment. As an interchangeable industrial filter cartridge, it is installed on the front‑end of ultrafiltration membrane modules, dedicated to intercepting suspended solids, colloids, fine sediment, pipeline rust and granular impurities contained in raw water. By removing most particulate pollutants in advance, it greatly lowers the fouling risk of ultrafiltration membranes, decreases chemical cleaning cycles and extends the service life of high‑cost UF membrane components.
Compared with traditional small‑size filter cartridges, Pentair Aqualine Aln01‑60b adopts large‑diameter pleated structural design, which significantly expands the effective filtration area of single filter element. Under equal operating flow conditions, fewer cartridges are required inside filter housings. For system integrators and end‑users, this brings practical advantages: fewer filter housing units, lighter installation workload and lower long‑term operation‑maintenance expenditure. When configuring the whole water‑treatment skid, users can match it with High Flow Pleated Filter Cartridge for Industrial UF System and Replace Pall Marksman High‑Flow Cartridge to achieve multi‑grade gradient pre‑filtration interception effect.
This filter cartridge applies glue‑free thermal‑bond pleating technology instead of adhesive bonding, eliminating secondary pollution risk caused by glue dissolution under long‑term water flow scouring. End caps and inner‑outer support skeletons are integrally molded, maintaining stable structural performance under continuous high‑flow impact and frequent pressure fluctuation. Whether for newly‑built ultrafiltration water‑making equipment or spare‑part renewal of existing water‑treatment production lines, Pentair Aqualine Aln01‑60b Water Filter Cartridge can provide stable and consistent pretreatment filtering performance.

Working Principle
Pentair Aqualine Aln01‑60b Water Filter Cartridge follows surface‑depth composite pleated filtration principle. After raw water flows into filter housing, fluid passes radially inward from the outer surface of filter cartridge. Large solid particles are firstly trapped on outer pleated surface, while tiny fine impurities penetrate into polypropylene fiber layers and get intercepted inside dense fiber gaps.
Benefiting from large‑area optimized pleated layout, pollutants are evenly distributed across the whole filter medium instead of accumulating only on partial local surface. This design slows down differential‑pressure rising speed, maximizes dirt‑holding capacity and prolongs the effective working cycle of filter cartridge. When inlet‑outlet pressure difference reaches preset threshold value, it indicates filter medium is saturated with intercepted pollutants, and operators need to replace the whole filter cartridge.
It acts as the front‑line protective barrier for ultrafiltration equipment. Without this pretreatment safeguard, raw water carrying solid particles will directly flow onto UF membrane surface. Contaminants will deposit on membrane surface, block membrane pores, accelerate membrane fouling, increase chemical‑cleaning frequency and may even trigger irreversible membrane damage. When used in series with PFTM11UNF high flow filter cartridge for multi‑stage combined filtration, the overall running stability of water‑treatment systems can be further enhanced. It should be noted that this filter cartridge only intercepts solid particulate contaminants and cannot remove dissolved ions in water, so it only undertakes pretreatment work before ultrafiltration membranes.
Technical Parameters
| Item | Specification |
|---|
| Product Model | Pentair Aqualine Aln01‑60b Water Filter Cartridge |
| Filtration Rating | 1 μm nominal |
| Cartridge Length | 60 inch |
| Filter Media | Pleated polypropylene |
| Support & End‑cap Material | Polypropylene |
| Outer Diameter | 152 mm |
| Inner Diameter | 63 mm |
| Single‑cartridge Rated Flow | 95‑130 m³/h |
| Maximum Operating Temperature | 65 ℃ |
| Maximum Working Pressure | 1.0 MPa |
| Recommended Replacement Differential Pressure | 0.35 MPa |
| Connection Style | Special Aqualine locking interface |
| Chemical Compatibility | Good adaptability for neutral water, weak acid and weak alkali aqueous solutions |
Quality Control
Every batch of Pentair Aqualine Aln01‑60b Water Filter Cartridge undergoes full‑process production inspection and finished‑product testing before shipment. Incoming material inspection is carried out for polypropylene filter media, support skeletons and end‑cap raw materials to guarantee batch‑to‑batch consistency. During manufacturing process, sampling inspections cover pleating uniformity, thermal‑bond strength and end‑cap sealing performance.
Finished‑product tests include bubble‑point integrity test, cyclic pressure impulse test and water‑flow pressure‑drop detection. Defective products with medium cracks, poor sealing or structural looseness will be fully screened out. Glue‑free thermal‑bond process avoids adhesive‑dissolving risks that would contaminate process water.
Products are manufactured in accordance with industrial filtration quality‑management specifications. Each filter cartridge is individually packed to prevent dust and particle contamination during storage and transit. Complete technical datasheets are provided for engineering design reference. On‑site installation inspection is still required before equipment startup to confirm filter housing interface matching and sealing integrity.

Application Fields
Pentair Aqualine Aln01‑60b Water Filter Cartridge is mainly used as pretreatment filter for ultrafiltration water‑treatment systems, and it is also widely deployed in multiple industrial liquid‑filtration scenarios.
Industrial ultrafiltration system pretreatment: Capture sediment, iron‑oxide scale and suspended particles, protect UF membrane elements, reduce membrane cleaning frequency, fit for raw‑water purification and circulating‑water treatment projects.
Power plant water treatment: Pre‑filtration for boiler make‑up water and condensate water, remove pipeline rust particles and suspended pollutants.
Food & beverage industry: Raw‑water pretreatment for drinking‑water and beverage manufacturing, filter granular impurities.
Chemical industry: Process‑water filtration and circulating cooling‑water pretreatment for chemical production lines.
Municipal water‑supply & reclaimed‑water reuse: Large‑flow raw‑water pre‑filtration for municipal water plants and water‑recycling projects.
Pharmaceutical and cosmetic water preparation: Sanitary‑grade pre‑filtration for process‑water making equipment.
Users can configure multi‑stage gradient filtration according to on‑site raw‑water turbidity and pollutant composition of different projects to acquire better overall filtration performance.
FAQ
Q1: What core role does Pentair Aqualine Aln01‑60b Water Filter Cartridge play in ultrafiltration equipment?
A: It serves as ultrafiltration pretreatment protective filter. It intercepts suspended solids, sediment and granular contaminants in raw water, lowers pollutant load on ultrafiltration membranes, slows down membrane fouling, reduces chemical‑cleaning frequency and extends UF membrane service life.
Q2: What is the expected service life of Pentair Aqualine Aln01‑60b Water Filter Cartridge?
A: There is no fixed time‑based service‑life standard. Service cycle is determined by raw‑water turbidity, pollutant concentration and actual operating flow. It is suggested to replace the cartridge when inlet‑outlet differential pressure reaches 0.35 MPa.
Q3: Can Pentair Aqualine Aln01‑60b Water Filter Cartridge be cleaned and reused after contamination and blockage?
A: It is a disposable pleated filter element. Once filter‑medium gaps are filled with intercepted pollutants, back‑washing cannot restore original filtration performance. Re‑use after cleaning brings particle‑leakage risk, direct replacement is recommended.
Q4: Which filter housing can match Pentair Aqualine Aln01‑60b Water Filter Cartridge?
A: It is compatible with 60‑inch large‑flow filter housings with special Aqualine locking interface. Before purchasing, please verify housing interface dimension, inner‑chamber space and pressure‑bearing rating to prevent installation mismatch.
Q5: Is Pentair Aqualine Aln01‑60b Water Filter Cartridge suitable for strong‑acid and strong‑alkali operating environments?
A: Polypropylene material has good tolerance for weak‑acid and weak‑alkali aqueous media. It is not suitable for long‑term exposure to high‑concentration strong‑acid or strong‑alkali environment. Please consult technical support for evaluation of special chemical‑medium working‑condition.
Q6: How many Pentair Aqualine Aln01‑60b Water Filter Cartridge units do I need for my ultrafiltration system?
A: The required quantity is calculated according to system total flow rate, single‑cartridge allowable flow and raw‑water quality. Please refer to technical datasheet for calculation, and reserve proper surplus for fluctuating‑water‑quality working scenarios.
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