String-wound Depth Filter Cartridges

A Long Service Life and High Contaminant Loading Capacity 

Pall’s string-wound depth filters are designed for advanced and efficient particulate removal performance and high contaminant holding capacity. Compared to traditional polypropylene or polyester materials, these filter cartridges use woven media yarn around the core and have high chemical, temperature, and process fluid compatibility. Available with 10+ different medium options these cartridges are also an economical low-cost choice compared to depth and pleated style filters. 

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Air Breathers
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Centrifugal Filters
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Cleanliness Cabinet Service Instruments
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Coalescers
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Depth Filter Sheets
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Depth Filtration
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Diagnostic Monitoring Equipment
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Filter Capsules
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GeneDisc
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Housings Vessels Assemblies
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Integrity Test Devices
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Large Format Filters
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Last Chance Filter Discs
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Microza Hollow Fiber Modules
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Order Products

Red1000 Glass Fiber 12 micron (Beta 1000) Nitrile 36in 91.44cm

Product ID: HC2296FKS36H
Unit of Measure
1/EA
Min Order Qty
6
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2296
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes

Ultipor III Glass Fiber 5 micron (Beta 1000) Nitrile 8in 20.32cm length

Product ID: HC9601FDP8H#28
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC9601
Family
Ultipor III
Filter Media
Glass Fiber
Filter Removal Rating (μm)
5 µm
See All Attributes
RT250A10S product photo

RT250A10S

Product ID: RT250A10S
Unit of Measure
1/EA
Min Order Qty
1
Packaging
Bulk
See All Attributes

25RPN19.5 BLK 791

Product ID: 25RPN195BLK791
Unit of Measure
18/EA
Min Order Qty
18

25RPN10 BLK 791

Product ID: 25RPN10BLK791
Unit of Measure
36/EA
Min Order Qty
36

SCREENSERT, -12, 17 MICRON

Product ID: 259721217
Unit of Measure
1/EA
Min Order Qty
1

25RPN19.5

Product ID: 25RPN195
Unit of Measure
18/EA
Min Order Qty
18

25RPN9.75 BLK 791

Product ID: 25RPN975BLK791
Unit of Measure
36/EA
Min Order Qty
36

Supralon™ Lube and Hydraulic Fluid Filter Elements, Removal Rating 12 μm, GlassFiber, Length 8 Inches

Product ID: 266-8337
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 2000
Family
Supralon
Filter Media
Glass Fiber
Filter Removal Rating
12 micron (Beta 2000)
Filter Removal Rating (μm)
12 µm
See All Attributes

28-2720

Product ID: 282720
Unit of Measure
1/EA
Min Order Qty
1

28-5199

Product ID: 285199
Unit of Measure
1/EA
Min Order Qty
1

Athalon Glass Fiber 12 micron (Beta 2000) Fluorocarbon 8in 20.32cm

Product ID: 290-009-TF
Unit of Measure
16/EA
Min Order Qty
16
Anti-Static
Yes
Beta Rating
BETA 2000
Element Series
UE210
Family
Athalon
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes
9,533 Items

Description

String-wound filter cartridges are a type of depth filter cartridge that is made by weaving yarn (cotton, glass fiber, polypropylene, polyester, nylon, and polyphenylene sulfide (PPS))around a core usually of 304 SS or 316 SS. 

Product Highlights:
  • High chemical and temperature compatibility
  • 10+ different medium options 
  • Economical choice

Specifications

Product Attributes Values
String-Wound Filters Filter Medium
  • Bleached cotton
  • Standard cotton
  • Natural cotton
  • Glass fiber
  • Heat purified glass fiber
  • Premium polypropylene
  • Standard polypropylene
  • Rayon
  • Polyester
  • Nylon
  • Acrylic
  • Polyphenylene sulfide (PPS)
  • Polytetrafluoroethylene (fluoropolymer)

Filter Grade Range

 0.5 μm to 350 μm
Length 10.2 cm (4 in.) to 127 cm (50 in.)

Applications/Uses

Pall’s string-wound filter cartridges are used for a variety of applications, including chemicals and polymer, oil and gas, and microelectronics.

Chemicals and Polymer

  • Midstream Process Water 
  • Poly Commodity Raw Material (Fluids)
  • Poly Commodity Intermediates (Fluids)
  • Poly Engineered & Special Raw Material (Fluids)
  • Poly Engineered & Special Intermediate (Fluids)

Oil and Gas

  • Upstream Offshore Boiler Water
  • Upstream Offshore Produced Water
  • Upstream Onshore Produced Water
  • Upstream Onshore Surface Discharged Water
  • Midstream Process Water
  • Upstream Injection Water & SRU

Microelectronics

  • Acid etch systems - including Piranha Etch Solvent Strip applications
  • Most aggressive and/or high temperature acids or solvents

Chemicals

  • Polishing of chemical solutions
  • Bulk industrial chemicals
  • Solvents
  • Acids
  • Bases
  • Monomers
  • Process and cooling water

Magnetic Coatings

  • Audio
  • Video & computer tape
  • Floppy discs
  • Computer hard discs
  • Solvents

Photographic

  • Photo emulsions
  • Chemicals
  • Wash & rinse water

Oil Production

  • Well completion fluids
  • Water flood

Air & Gas

  • Compressed air
  • Instrument air
  • Nitrogen
  • Hydrogen
  • Helium
  • Freon
  • Most corrosive gases

Other

  • Solution mining
  • Deep well disposal
  • Paint
  • Ink & coatings
  • Lubricating oils
  • Electropolishing solutions
  • Plating solutions
  • Pigments & dyes
  • Cleaning fluids
  • Adhesives

FAQs

1. Which are the two series that Pall offers for string-wound filters?

Pall offers string-wound filters in the DFT Classic and Encore Series.

 

2. Why choose Pall’s string-wound depth filters?

Pall’s string-wound depth filters are designed for advanced and efficient particulate removal performance and high contaminant holding capacity. These filter cartridges have high chemical, temperature, and process fluid compatibility compared to traditional polypropylene or polyester materials and come with 10+ different medium options.