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. 

Large Format Filters
Large Format Filters

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Filter Grade

1 µm

Marksman™, Large Format Filters, Filter Grade 1 µm, polypropylene, Size 1 bag, EPDM

Product ID: PFTM11UEPFA213
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 1 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™, Large Format Filters, Filter Grade 1 µm, polypropylene, Size 1 bag

Product ID: PFTM11UNPFA
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 1 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™, Large Format Filters, Filter Grade 1 µm, polypropylene, Size 2 bag, EPDM, Plastic self-adjusting flange

Product ID: PFTM12UEPFB
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 2 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™, Large Format Filters, Filter Grade 1 µm, polypropylene, Size 2 bag, EPDM, Plastic self-adjusting flange, FSI FSPN Series vessels Hayward7 over the top

Product ID: PFTM12UEPFC
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 2 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™, Large Format Filters, Filter Grade 1 µm, polypropylene, Size 2 bag, Nitrile, Plastic self-adjusting flange

Product ID: PFTM12UNPFB
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 2 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™, PFT Series Elements, Large Format Filters, Filter Grade 1 µm, polypropylene, Size 2 bag, Nitrile

Product ID: PFTM12UNPFA
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 2 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™, PFT Series Filter Element, Large Format Filters, Filter Grade 1 µm, polypropylene, Size 2 bag, Nitrile, Plastic self-adjusting flange, FSI FSPN Series vessels Hayward7 over the top

Product ID: PFTM12UNPFC
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 2 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™, PFT Series Filter Element, Large Format Filters, Filter Grade 1 µm, Polypropylene, Size 2 bag, Fluorocarbon elastomer, Plastic Self-Adjusting Flange

Product ID: PFTM12UVPFA
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
Size 2 bag
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6 in
Outside Diameter (Metric)
152 mm
See All Attributes

Marksman™ High Flow, Large Format Filters, Filter Grade 1 µm, polypropylene, Length 40 Inches, Ethylene Propylene O-ring

Product ID: PFTM140UHFJ
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
40/1016 inches/mm
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6.3 in
Outside Diameter (Metric)
160 mm
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Marksman™ High Flow, Large Format Filters, Filter Grade 1 µm, polypropylene, Length 40 Inches, Ethylene Propylene U-cup

Product ID: PFTM140UHFJU
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
40/1016 inches/mm
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6.3 in
Outside Diameter (Metric)
160 mm
See All Attributes

Marksman™ High Flow, Large Format Filters, Filter Grade 1 µm, polypropylene, Length 40 Inches

Product ID: PFTM140UHFH1S00001
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
40/1016 inches/mm
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6.3 in
Outside Diameter (Metric)
160 mm
See All Attributes

Marksman™ High Flow, Large Format Filters, Filter Grade 1 µm, polypropylene, Length 60 Inches, Fluorocarbon Elastomer O-ring

Product ID: PFTM160UHFH
Unit of Measure
4/EA
Min Order Qty
4
Cartridge Length
60/1524 inches/mm
Filter Grade
1 µm
Hardware Material
Polypropylene
Media Material
Polypropylene
Outside Diameter (Imperial)
6.3 in
Outside Diameter (Metric)
160 mm
See All Attributes
50 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.