Poly-Fine® XLD Pleated Depth Filter Cartridges

For High-Efficiency Filtration

Poly-Fine XLD pleated depth filter cartridges are an innovative synthesis of depth and pleated filtration technologies that offer highly consistent, reproducible performance. The Poly-Fine XLD series also offers a special filter for inkjet ink formulations.

Poly-Fine® XLD Pleated Depth Filter Cartridges

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Industrial Manufacturing


40/1016 inches/mm

Poly-Fine® XLD, Pleated Depth Filter Cartridge, Filter Grade 4.5 µm, Polypropylene, Length 40 Inches

Product ID: XLD4540UVM3
Unit of Measure
Min Order Qty
Removal Rating
4.5 µm
Cartridge Length (Imperial)
40 in
Cartridge Length (Metric)
1016 mm
Cartridge Length (Metric)
101.6 cm
Cartridge Outer Diameter (OD) (Imperial)
2.6 in
Cartridge Outer Diameter (OD) (Metric)
6.6 cm
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Why choose Poly-fine XLD pleated depth filter cartridges?

The multi-layer media structure is designed with fine dispersion classification and gel retention in mind.


Additional benefits include:


  • High flow rates with low-pressure drops
  • Highly consistent, reproducible performance
  • Long service life and low filter cost per gallon


Applications that most frequently use this product include:

Chemicals and Polymer:

  • Chemicals – Final product (liquid), raw material (gas, air and liquid) and intermediate product
  • Petrochemicals – Amine, Benfield and other solvent loops
  • Polymer – Carbon fiber, nylon and polyurethane production


  • Poly-Fine XLD Cartridges for digital ink formulation filtration
  • Multi-layer ceramic capacitors – Wet etch and cleans

Oil and Gas:

  • Upstream – Injection water and SRU
  • Midstream – LNG acid gas, acid gas, glycol filtration and process water
  • Refinery – Amine systems



Performance Specifications


Filter grades

  • 1.5, 3, 4.5, 10, 20, 30, 40, 70, 90 µm


Recommended change-out differential pressure1

  • 2.4 bard (35 psid)


Maximum differential pressure

  • 4.8 bard (70 psid) @ 20°C (68°F)
  • 2.8 bard (40 psid) @ 65°C (150°F)


Food and water contact use

Please contact Pall Corporation to verify that the product conforms to your national legislation and/or regional regulatory requirements for water and food contact use.


Cartridge rinse-up

Rinse-up to 18 Megohm-cm with a minimum of throughput.



Cartridges are free of surfactants, resins, binders, and adhesives.



Multiple autoclaving for 30 minutes at 121°C (250°F) under no end load conditions. In -line steam sterilization is not recommended. May be in-line sanitized with hot water at 82°C (180°F) for 1 hour.


1 Provided that the maximum differential pressure is not exceeded based on temperature limits defined above.


Data Sheets

  • Poly-Fine XLD Series Filter Cartridges (PIPOLYXLDEN)

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  • POLY-FINE® XLD Filter Cartridges for Digital Ink Formulation

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