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. 

Depth Filter Cartridges
Depth Filter Cartridges
Pleated Depth Filter Cartridges
Pleated Depth Filter Cartridges
Pleated Filter Cartridges
Pleated Filter Cartridges
String-Wound Filter Cartridges
String-Wound Filter Cartridges

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Cartridge Length (Imperial)

10 in

Poly-Fine® II, Filter Cartridges, Removal Rating 0.2 μm, Highly Asymetric Polysulfone, Length 10 Inches, silicone product photo

Poly-Fine® II, Filter Cartridges, Removal Rating 0.2 μm, Highly Asymetric Polysulfone, Length 10 Inches, silicone

Product ID: PFT0210USM7712
Unit of Measure
1/EA
Min Order Qty
1
Micron
0.2 µm
Poly-Fine® II, Filter Cartridges, Removal Rating 100 μm, Polypropylene, Length 10 Inches, EPDM, DOE industrial product photo

Poly-Fine® II, Filter Cartridges, Removal Rating 100 μm, Polypropylene, Length 10 Inches, EPDM, DOE industrial

Product ID: PFT10010UE
Unit of Measure
1/EA
Min Order Qty
1
Micron
30 µm

Profile® II, Filter Cartridges, Polypropylene, Length 10 Inches, Timonium

Product ID: R1F200TIMONIUM
Unit of Measure
24/EA
Min Order Qty
24
Membrane Material
Polypropylene
Filter Cartridge Style
RF-style
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
End Configuration
R type housing
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Nexis® T Filter Cartridges, Removal Rating 5 μm, Polypropylene, Length 10 inches, Nitrile, SOE flat closed end external 222 O-rings

Product ID: NXT510UM3N
Unit of Measure
30/EA
Min Order Qty
30
Removal Rating
5 µm
Membrane Material
Polypropylene
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
Gasket / O-Ring Material
Nitrile
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Poly-Fine® II, Filter Cartridges, Removal Rating 50 μm, Polypropylene, Length 10 Inches, Nitrile product photo

Poly-Fine® II, Filter Cartridges, Removal Rating 50 μm, Polypropylene, Length 10 Inches, Nitrile

Product ID: PFT5010UN
Unit of Measure
1/EA
Min Order Qty
1
Micron
50 µm
DFT Classic®, Filter Cartridges, Removal Rating 75 μm, Length 10 Inches, Polypropylene product photo

DFT Classic®, Filter Cartridges, Removal Rating 75 μm, Length 10 Inches, Polypropylene

Product ID: U075A10U
Unit of Measure
30/EA
Min Order Qty
30
Packaging
Bulk
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Profile® II, Filter Cartridges, Polypropylene, Length 10 Inches, Timonium

Product ID: R1F070TIMONIUM
Unit of Measure
24/EA
Min Order Qty
24
Membrane Material
Polypropylene
Filter Cartridge Style
RF-style
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
End Configuration
R type housing
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Profile® II, Filter Cartridges, Polypropylene, Length 10 Inches

Product ID: RM1F1200H21TIMMD
Unit of Measure
1/EA
Min Order Qty
1
Removal Rating
120 µm
Membrane Material
Polypropylene
Filter Cartridge Style
RMF-style
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
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Nexis® T Filter Cartridges, Removal Rating 200 μm, Polypropylene, Length 10 inches, Fluorocarbon Elastomer, SOE flat closed end external 222 O-rings

Product ID: NXT20010UM3V
Unit of Measure
30/EA
Min Order Qty
30
Removal Rating
200 µm
Membrane Material
Polypropylene
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
Gasket / O-Ring Material
Fluorocarbon Elastomer
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PolyFine-II Filter Cartridge, Highly asymmetric polysulfone, 0.2 µm, 10 in, EPDM, M3 product photo

PolyFine-II Filter Cartridge, Highly asymmetric polysulfone, 0.2 µm, 10 in, EPDM, M3

Product ID: PFT0210UEM3BLK513
Unit of Measure
1/EA
Min Order Qty
1
Micron
0.2 µm

Ultipor® N66 Filter Cartridges, Nylon Hardware, 0.45 µm Single Layer, 10 in, Single Open Ended Code 7, Silicone Elastomer O-ring

Product ID: ABN1NB7WH4
Unit of Measure
1/EA
Min Order Qty
1
Removal Rating
0.45 µm
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
Gasket / O-Ring Material
Silicone Elastomer
Gasket O-Ring Code
H4
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Nexis® A Series Filter Cartridges, Removal Rating 3 μm, Polypropylene, Length 10 inches, DOE Santoprene gasket seal

Product ID: NXA310UH21
Unit of Measure
30/EA
Min Order Qty
30
Removal Rating
3 µm
Membrane Material
Polypropylene
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
Gasket / O-Ring Material
NA
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566 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.