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. 

Order Products

Brand

Nexis®

MPNA 40-20E

Product ID: MPNA4020E
Unit of Measure
24/EA
Min Order Qty
24

MPNA 40-40N

Product ID: MPNA4040N
Unit of Measure
24/EA
Min Order Qty
24

MPNA 20-20E

Product ID: MPNA2020E
Unit of Measure
24/EA
Min Order Qty
24

MPNT 100-10N

Product ID: MPNT10010N
Unit of Measure
30/EA
Min Order Qty
30

MPNT 150-10N

Product ID: MPNT15010N
Unit of Measure
60/EA
Min Order Qty
60

MPNT 100-14.5N

Product ID: MPNT100145N
Unit of Measure
12/EA
Min Order Qty
12

MPNT 50-5.5N

Product ID: MPNT5055N
Unit of Measure
30/EA
Min Order Qty
60

MPNT 50-10N

Product ID: MPNT5010N
Unit of Measure
30/EA
Min Order Qty
30

MPNT 50-14.5N

Product ID: MPNT50145N
Unit of Measure
24/EA
Min Order Qty
24

MPNT 20-30E

Product ID: MPNT2030E
Unit of Measure
12/EA
Min Order Qty
12

MPNT 5-40V

Product ID: MPNT540V
Unit of Measure
12/EA
Min Order Qty
12
Nexis® A Series Filter Cartridges, Removal Rating 0.5 μm, Polypropylene, Length 10 inches product photo

Nexis® A Series Filter Cartridges, Removal Rating 0.5 μm, Polypropylene, Length 10 inches

Product ID: NXA0510U
Unit of Measure
30/EA
Min Order Qty
30
Micron
0.5 micron

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.