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

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

Red1000 Glass Fiber 22 micron (Beta 1000) Fluorocarbon 18in 45.72cm (REPLACED BY HC2296FRT18Z50)

Product ID: HC2296FKT18Z50
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2296
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
22 micron, Beta 1000
See All Attributes

HC2425FKN34YQ63

Product ID: HC2425FKN34YQ63
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2425
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
7 µm
See All Attributes

HC2425FKT17

Product ID: HC2425FKT17
Unit of Measure
2/EA
Min Order Qty
2
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2425
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
25 µm
See All Attributes

Ultipor III Glass Fiber 7 micron (Beta 1000) Nitrile 9in 22.86cm (REPLACED BY HC2544FRN9Z)

Product ID: HC2544FKN9H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2544
Family
Ultipor III
Filter Media
Glass Fiber
Filter Removal Rating
7 micron (Beta 1000)
See All Attributes

Red1000 Glass Fiber 7 micron (Beta 1000) Nitrile 18in 45.72cm (REPLACED BY HC2618FRN18Z)

Product ID: HC2618FKN18H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2618
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
7 micron (Beta 1000)
See All Attributes

Ultipor Glass Fiber 5µm Fluorocarbon Seal 36in 91.44cm length

Product ID: HC2618FKP36Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2618
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
5 µm
See All Attributes

Ultipor Glass Fiber 12µm Fluorocarbon Seal 36in 91.44cm length

Product ID: HC2618FKS36Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2618
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes

Ultipor Glass Fiber 12µm Fluorocarbon Seal 18in 45.72cm length

Product ID: HC2618FKS18Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2618
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes

Red1000 Glass Fiber 3 micron (Beta 1000) Nitrile 36in 91.44cm (REPLACED BY HC2618FRZ36Z)

Product ID: HC2618FKZ36H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2618
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating
3 micron (Beta 1000)
See All Attributes

Ultipor Glass Fiber 25µm Fluorocarbon Seal 36in 91.44cm length

Product ID: HC2618FKT36Z
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2618
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
25 µm
See All Attributes
544 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.