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. 

Filter Cartridges
Filter Cartridges

Order Products

Anti Static

No

Nominal OD (Imperial)

2.5 in

Element Coralon HC2225FCP9Z

Product ID: HC2225FCP9Z
Unit of Measure
3/EA
Min Order Qty
3
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2225
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
5 Micron, Beta 1000
See All Attributes

Ultipor Glass Fiber 12µm Fluorocarbon Seal 19in 48.26cm length

Product ID: HC2225FKS19Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2225
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes

Red1000 Glass Fiber 7 micron (Beta 1000) Nitrile 9in 22.86cm (REPLACED BY HC2225FRN9Z)

Product ID: HC2225FKN9H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2225
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
7 micron (Beta 1000)
See All Attributes

Element Coralon HC2256FCT6H

Product ID: HC2256FCT6H
Unit of Measure
3/EA
Min Order Qty
3
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2256
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
22 micron, Beta 1000
See All Attributes

Ultipor Glass Fiber 5µm Fluorocarbon Seal 10in 25.4cm length

Product ID: HC2256FKP10Z
Unit of Measure
4/EA
Min Order Qty
4
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2256
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
5 µm
See All Attributes

Red1000 Glass Fiber 12 micron (Beta 1000) Fluorocarbon 6in 15.24cm (REPLACED BY HC2256FRS6Z)

Product ID: HC2256FKS6Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2256
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
12 micron (Beta 1000)
See All Attributes

This product is currently not available. Please contact us for more information.

Ultipor Glass Fiber 7µm Fluorocarbon Seal 10in 25.4cm length

Product ID: HC2256FKN10Z
Unit of Measure
4/EA
Min Order Qty
4
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2256
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
7 µm
See All Attributes

Red1000 Glass Fiber 3 micron (Beta 1000) Fluorocarbon 41in 104.14cm (REPLACED BY HCY09003FRZ41Z)

Product ID: HCY09003FKZ41Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HCY090
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating (μm)
3 µm
See All Attributes

This product is currently not available. Please contact us for more information.

Red1000 Glass Fiber 7 micron (Beta 1000) Fluorocarbon 29in 73.66cm length

Product ID: HC2225FCN29Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2225
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
7 micron (Beta 1000)
See All Attributes

Discontinued

This part is no longer available. Please contact us for more information.

Red1000 Glass Fiber 12 micron (Beta 1000) Fluorocarbon 19in 48.26cm length

Product ID: HC2225FCS19Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2225
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes

Discontinued

This part is no longer available. Please contact us for more information.

Element Coralon HC2225FCP9H

Product ID: HC2225FCP9H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2225
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
5 Micron, Beta 1000
See All Attributes

Discontinued

This part is no longer available. Please contact us for more information.

Red1000 Glass Fiber 5 micron (Beta 1000) Nitrile 29in 73.66cm (REPLACED BY HC2225FRP29Z)

Product ID: HC2225FKP29H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2225
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
5 micron (Beta 1000)
See All Attributes

Discontinued

This part is no longer available. Please contact us for more information.
15 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.