Encore® String Wound Filter Cartridges

Multi-Purpose Filter Cartridges for Applications Involving Boiler Water Systems

Encore string wound filter cartridges are for the cost-efficient, high-efficiency filtration of fluids. They are available in premium cotton, standard cotton, premium polypropylene, natural cotton, or general-purpose polypropylene filter media and come in retention ratings from 1 – 200 µm.

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

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Brand

Duo-Fine®

Duo-Fine® II, Filter Cartridges, Removal Rating 0.2 μm, Length 30 Inches, silicone, SOE fin end external 226 O-rings

Product ID: DFNT0230USM7B334
Unit of Measure
12/EA
Min Order Qty
12
Removal Rating
0.2 µm
Cartridge Length (Imperial)
30 in
Cartridge Length (Metric)
762 mm
Cartridge Length (Metric)
76.2 cm
Gasket / O-Ring Material
Silicone
End Configuration Code
M7
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Duo-Fine® , Filter Cartridges, Removal Rating 3 μm, Length 39 Inches, Fluorocarbon Elastomer, Blank - DOE with elastomer gasket seals & end caps

Product ID: DFN339AV
Unit of Measure
12/EA
Min Order Qty
12
Removal Rating
3 µm
Cartridge Length (Imperial)
39 in
Cartridge Length (Metric)
991 mm
Cartridge Length (Metric)
99.1 cm
Gasket / O-Ring Material
Fluorocarbon Elastomer
End Configuration
Blank - DOE with elastomer gasket seals & end caps
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Duo-Fine®, Filter Cartridges, Removal Rating 1 μm, Length 20 Inches, SOE fin end, external 222 O-rings

Product ID: DFPT120ETM8563
Unit of Measure
1/EA
Min Order Qty
1
Removal Rating
1 µm
Cartridge Length (Imperial)
20 in
Cartridge Length (Metric)
508 mm
Cartridge Length (Metric)
50.8 cm
End Configuration Code
M8
End Configuration
SOE fin end, external 222 O-rings (retrofits other manufacturers’ Code 5) 3
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Duo-Fine®, Filter Cartridges, Removal Rating 0.2 μm, Length 40 Inches, FluorocarbonElastomer

Product ID: DFPT0240EVM3
Unit of Measure
1/EA
Min Order Qty
1
Removal Rating
0.2 µm
Cartridge Length (Imperial)
40 in
Cartridge Length (Metric)
1016 mm
Cartridge Length (Metric)
101.6 cm
Gasket / O-Ring Material
Fluorocarbon Elastomer
End Configuration Code
M3
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Duo-Fine® , Filter Cartridges, Removal Rating 3 μm, Length 20 Inches, Nitrile, Blank - DOE with elastomer gasket seals & end caps

Product ID: DFN320UN
Unit of Measure
12/EA
Min Order Qty
12
Removal Rating
3 µm
Cartridge Length (Imperial)
20 in
Cartridge Length (Metric)
508 mm
Cartridge Length (Metric)
50.8 cm
Gasket / O-Ring Material
Nitrile
End Configuration
Blank - DOE with elastomer gasket seals & end caps
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Duo-Fine®, Filter Cartridges, Removal Rating 3 μm, Length 20 Inches, FluorocarbonElastomer

Product ID: DFPT320EV
Unit of Measure
1/EA
Min Order Qty
1
Removal Rating
3 µm
Cartridge Length (Imperial)
20 in
Cartridge Length (Metric)
508 mm
Cartridge Length (Metric)
50.8 cm
Gasket / O-Ring Material
Fluorocarbon Elastomer
Change Out Differential Pressure
2.4 bard
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Duo-Fine® II, Filter Cartridges, Removal Rating 0.45 μm, Length 10 Inches, Blank - DOE with elastomer gasket seals & end caps

Product ID: DFNT04510UE
Unit of Measure
30/EA
Min Order Qty
30
Removal Rating
0.45 µm
Cartridge Length (Imperial)
10 in
Cartridge Length (Metric)
254 mm
Cartridge Length (Metric)
25.4 cm
End Configuration
Blank - DOE with elastomer gasket seals & end caps
Change Out Differential Pressure
2.4 bard
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Duo-Fine® II, Filter Cartridges, Removal Rating 0.45 μm, Length 20 Inches, Blank - DOE with elastomer gasket seals & end caps

Product ID: DFN04520UE
Unit of Measure
12/EA
Min Order Qty
12
Removal Rating
0.45 µm
Cartridge Length (Imperial)
20 in
Cartridge Length (Metric)
508 mm
Cartridge Length (Metric)
50.8 cm
End Configuration
Blank - DOE with elastomer gasket seals & end caps
Change Out Differential Pressure
2.4 bard
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Duo-Fine® , Filter Cartridges, Removal Rating 0.2 μm, Length 20 Inches, Blank - DOE with elastomer gasket seals & end caps

Product ID: DFNT0220UE
Unit of Measure
12/EA
Min Order Qty
12
Removal Rating
0.2 µm
Cartridge Length (Imperial)
20 in
Cartridge Length (Metric)
508 mm
Cartridge Length (Metric)
50.8 cm
End Configuration
Blank - DOE with elastomer gasket seals & end caps
Change Out Differential Pressure
2.4 bard
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MPDF 0.2-40VEE product photo

MPDF 0.2-40VEE

Product ID: MPDF0240VEE
Unit of Measure
1/EA
Min Order Qty
1

Duo-Fine® , Filter Cartridges, Removal Rating 3 μm, Length 30 Inches, Fluorocarbon Elastomer, SOE flat closed end external 222 O-rings

Product ID: DFNT330UVM3
Unit of Measure
12/EA
Min Order Qty
12
Removal Rating
3 µm
End Configuration
SOE flat closed end, external 222 O-rings
Change Out Differential Pressure
2.4 bard

Duo-Fine® II, Filter Cartridges, Removal Rating 30 μm, Fluorocarbon Elastomer

Product ID: DFN3021AVM25
Unit of Measure
12/EA
Min Order Qty
12
Removal Rating
30 µm
Gasket / O-Ring Material
Fluorocarbon Elastomer
Change Out Differential Pressure
2.4 bard
Cartridge Outer Diameter (OD) (Imperial)
2.6 in
Cartridge Outer Diameter (OD) (Metric)
6.6 cm
Gasket O-Ring Code
V
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198 Items

Applications/Use

Oil and Gas:

  • Upstream - Injection water & SRU, offshore boiler water, offshore produced water and onshore surface discharged water
  • Midstream – Process water

Specifications

*Please refer to the documentation for additional specifications.

 

Filter Grades: 1, 3, 5, 10, 20, 25, 30, 40, 50, 75, 100, 200 µm

 

Materials of Construction

 

Filter Media: Bleached FDA-listed cotton, standard cotton, natural cotton, FDA-listed polypropylene, standard polypropylene

 

Material Selection Guide

Filter Medium Premium Cotton1 Standard Cotton Natural Cotton Premium Polypropylene1 Standard Polypropylene

 

Maximum Temperature

Electrolytic Tin Plated Steel Core 300°F (149°C) 300°F (149°C) 300°F (149°C) 275°F (135°C) 275°F (135°C)
Stainless Steel Core 300°F (149°C) 300°F (149°C) 300°F (149°C) 275°F (135°C) 275°F (135°C)
Polypropylene Core 140°F (60°C) 140°F (60°C) 140°F (60°C) 140°F (60°C) 140°F (60°C)

 

Compatibility with:

Food Excellent NR NR Excellent NR
Beverages Excellent NR NR Excellent NR
Potable Water Excellent NR NR Excellent NR
Organic Solvents Excellent Excellent Excellent Good Good
Oils Excellent Excellent Excellent Fair Excellent
Organic Acids Good Good Good Excellent Excellent
Alkalis Good Good Good Excellent Excellent
Oxidizing Agents Fair Fair Fair Good Good
Steam NR NR NR Fair NR
Strong Inorganic Acids NR NR NR Excellent Excellent
Dilute Inorganic Acids Fair Fair Fair Excellent Excellent
Micro-organism Resistance Poor Poor Poor Excellent Excellent

 

1 - FDA-listed materials. NR = Not Recommended

Documents

Data Sheets

  • Encore® Series Filter Cartridges

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