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

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Industries

Industrial Manufacturing

Availability

In Stock

Product Use

Pre-Filtration

Nexis® A Series Filter Cartridges, Removal Rating 1 μm, Polypropylene, Length 30 inches, silicone, SOE flat closed end external 222 O-rings product photo

Nexis® A Series Filter Cartridges, Removal Rating 1 μm, Polypropylene, Length 30 inches, silicone, SOE flat closed end external 222 O-rings

Product ID: NXA130UM3S
Unit of Measure
1/EA
Min Order Qty
1
Micron
1 micron
Nexis® A Series Filter Cartridges, Removal Rating 40 μm, Polypropylene, Length 20 inches product photo

Nexis® A Series Filter Cartridges, Removal Rating 40 μm, Polypropylene, Length 20 inches

Product ID: NXA4020U
Unit of Measure
1/pkg
Min Order Qty
1
Micron
40 micron
Nexis® T Filter Cartridges, Removal Rating 10 μm, Polypropylene, Length 40 inches, silicone, DOE with elastomer gasket seals and end caps product photo

Nexis® T Filter Cartridges, Removal Rating 10 μm, Polypropylene, Length 40 inches, silicone, DOE with elastomer gasket seals and end caps

Product ID: NXT1040UDOES
Unit of Measure
1/EA
Min Order Qty
1
Micron
10 micron
Nexis® T Filter Cartridges, Removal Rating 150 μm, Polypropylene, Length 20 inches, EPDM, SOE flat closed end external 222 O-rings product photo

Nexis® T Filter Cartridges, Removal Rating 150 μm, Polypropylene, Length 20 inches, EPDM, SOE flat closed end external 222 O-rings

Product ID: NXT15020UM3E
Unit of Measure
1/EA
Min Order Qty
1
Micron
150 micron
Nexis® T Filter Cartridges, Removal Rating 30 μm, Polypropylene, Length 10 inches, DOE Santoprene gasket seal product photo

Nexis® T Filter Cartridges, Removal Rating 30 μm, Polypropylene, Length 10 inches, DOE Santoprene gasket seal

Product ID: NXT3010UH21
Unit of Measure
1/EA
Min Order Qty
1
Micron
30 micron
Claris® Filter Cartridges, Removal Rating 30 μm, Polypropylene, Length 39 inches product photo

Claris® Filter Cartridges, Removal Rating 30 μm, Polypropylene, Length 39 inches

Product ID: CLR3039
Unit of Measure
12/EA
Min Order Qty
12
Length
102 cm / 40 in
Micron
30 micron
Claris® Filter Cartridges, Removal Rating 3 μm, Polypropylene, Length 40 inches product photo

Claris® Filter Cartridges, Removal Rating 3 μm, Polypropylene, Length 40 inches

Product ID: CLR340
Unit of Measure
12/EA
Min Order Qty
12
Length
102 cm / 40 in
Micron
3 micron
Claris® Filter Cartridges, Removal Rating 50 μm, Polypropylene, Length 30 inches product photo

Claris® Filter Cartridges, Removal Rating 50 μm, Polypropylene, Length 30 inches

Product ID: CLR5030
Unit of Measure
12/EA
Min Order Qty
12
Length
76.2 cm / 30 in
Micron
50 micron
Claris® Filter Cartridges, Removal Rating 5 μm, Polypropylene, Length 10 inches product photo

Claris® Filter Cartridges, Removal Rating 5 μm, Polypropylene, Length 10 inches

Product ID: CLR510
Unit of Measure
36/EA
Min Order Qty
36
Length
25.4 cm / 10 in
Micron
5 micron
Claris® Filter Cartridges, Removal Rating 5 μm, Polypropylene, Length 39 inches product photo

Claris® Filter Cartridges, Removal Rating 5 μm, Polypropylene, Length 39 inches

Product ID: CLR539
Unit of Measure
12/EA
Min Order Qty
12
Length
99.1 cm / 39 in
Micron
5 micron

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

Claris® Filter Cartridges, Removal Rating 5 μm, Polypropylene, Length 40 inches product photo

Claris® Filter Cartridges, Removal Rating 5 μm, Polypropylene, Length 40 inches

Product ID: CLR540
Unit of Measure
12/EA
Min Order Qty
12
Length
102 cm / 40 in
Micron
5 micron
Claris® Filter Cartridges, Removal Rating 75 μm, Polypropylene, Length 9.75 inches product photo

Claris® Filter Cartridges, Removal Rating 75 μm, Polypropylene, Length 9.75 inches

Product ID: CLR75975
Unit of Measure
36/EA
Min Order Qty
36
Length
24.8 cm / 9.75 in
Micron
75 micron
47 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.