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. 

Lube and Hydraulic Pleated Filter Elements
Lube and Hydraulic Pleated Filter Elements

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Seal Material

Nitrile

Beta Rating

BETA 1000

Ultipor Glass Fiber 3µm Nitrile Seal 36in 91.44cm length

Product ID: HC0101FKZ36H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC0101
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
3 µm
See All Attributes

Ultipor III Glass Fiber 25 micron (Beta 1000) Nitrile 16in 40.64cm (REPLACED BY HC9600FRT16Z)

Product ID: HC9600FKT16H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC9600
Family
Ultipor III
Filter Media
Glass Fiber
Filter Removal Rating (μm)
25 µm
See All Attributes

Ultipor SRT Glass Fiber 7 micron (Beta 1000) Nitrile 4in 10.16cm

Product ID: HC9600FAN4H
Unit of Measure
10/EA
Min Order Qty
10
Anti-Static
Yes
Beta Rating
BETA 1000
Element Series
HC9600
Family
Ultipor SRT
Filter Media
Glass Fiber
Filter Removal Rating (μm)
7 µm
See All Attributes

Red1000 Anti-Static Glass Fiber 12 micron (Beta 1000) Nitrile 36in 91.44cm length

Product ID: HCY143922FMS36H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
Yes
Beta Rating
BETA 1000
Element Series
HCY143
Family
Red1000
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes

Ultipor Glass Fiber 5µm Nitrile Seal 8in 20.32cm length

Product ID: F1364531
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2206
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating
5 micron, Beta 1000
See All Attributes

Versalon Glass Fiber 12 micron (Beta 1000) Nitrile 13in 33.02cm

Product ID: HCG300FKS13H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HCG300
Family
Versalon
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes

Ultipor Glass Fiber 7µm Nitrile Seal 5in 12.7cm length

Product ID: HC9730FKN5H
Unit of Measure
8/EA
Min Order Qty
8
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC9730
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
7 µm
See All Attributes

Ultipor III Glass Fiber 25 micron (Beta 1000) Nitrile 36in 91.44cm length (REPLACED BY HC0657FHT36Z)

Product ID: HC0657FDT36H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC0657
Family
Ultipor III
Filter Media
Glass Fiber
Filter Removal Rating (μm)
15 µm
See All Attributes

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

Ultipor SRT Anti-Static Glass Fiber 5 micron (Beta 1000) Nitrile 39in 99.06cm length

Product ID: HC8304FAP39H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
Yes
Beta Rating
BETA 1000
Element Series
HC8304
Family
Ultipor SRT
Filter Media
Glass Fiber
Filter Removal Rating (μm)
5 µm
See All Attributes

Red1000 Glass Fiber 12 micron (Beta 1000) Nitrile 4in 10.16cm (REPLACED BY HC2216FRS4Z)

Product ID: HC2216FKS4H
Unit of Measure
1/EA
Min Order Qty
1
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2216
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 SRT Glass Fiber 12 micron (Beta 1000) Nitrile 8in 20.32cm

Product ID: HC7414FAS8H
Unit of Measure
12/EA
Min Order Qty
12
Anti-Static
Yes
Beta Rating
BETA 1000
Element Series
HC7414
Family
Ultipor SRT
Filter Media
Glass Fiber
Filter Removal Rating
12 micron (Beta 1000)
See All Attributes

Ultipor Glass Fiber 12µm Nitrile Seal 16in 40.64cm length

Product ID: HC2253FKS16H
Unit of Measure
6/EA
Min Order Qty
6
Anti-Static
No
Beta Rating
BETA 1000
Element Series
HC2253
Family
Ultipor
Filter Media
Glass Fiber
Filter Removal Rating (μm)
12 µm
See All Attributes
205 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.