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Eaton Filter Bags

Efficient and economical fully-welded needle felt filter bags

Photo of a UNIBAG filter bag.


Filter Specifications

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Materials Seal Rings Retention Ratings
Needle felt polypropylene or polyester Welded polypropylene or polyester UNIRING seal ring 1, 5, 10, 25, 50, 100, 200 µm

Filter Range

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Ranges/Materials Max. Operating Temperatures
°F (°C)
Aqueous Media Aliphatic Solvents Aeromatic Solvents Alkaline Media Strongly Alkaline Acid Media Strongly Acid
POU-UE 194 (90)  
PEU-UE 194 (90)      
PEU-UK 302 (150)    

Image showing the model number ordering information for UNIBAG filter bags.



  • Fully-welded construction with UNIRING™ seal ring provides 100% bypass-free filtration
  • Polypropylene seal ring provides a chemically resistant seal which adapts to any bag filter housing
  • Polyester seal ring is durable for higher temperatures
  • Special surface treatment significantly reduces fiber release
  • Stable and flexible welded seams that adapt to the restrainer basket
  • The handles in the ring make replacing the filter bag quick and easy
  • All material has passed Eaton’s rigorous Engineering Standard testing criteria for acceptability
  • Material is free from silicone and crater-forming substances1
  • Eaton strongly recommends the use of an insertion tool that facilitates the insertion of the filter bag into the bag filter housing and ensures the correct alignment of the filter bag inside the restrainer basket

1 Based on an accepted paint compatibility test.

UNIBAG filter bags provide the value and reliability of a high performance filter bag seal, fully welded construction, the economy of a typical sewn construction and the social commitment to using environmentally friendly materials. They are manufactured from needle felt material, without optical white additives or bleaching agents. They comply with the industry standard for bypass-free filter bag construction and are available in polypropylene and polyester.


  • Automotive paints and varnishes
  • Inks
  • Chemicals
  • Process water

An Eaton Green Solution

Eaton Greenleaf Label. Eaton Corporation strives to meet or exceed government standards for protecting the environment in all that we do, and their line of products certified with the Eaton Green Leaf label go above and beyond these standards to provide an exceptional environmental benefit. Eaton’s standard process to allow usage of Green Leaf label was developed to assure our customers that the product claims made are supported by credible data and have undergone an appropriate evaluation process.

The UNIBAG filter bag is environmentally friendly and provides substantial environmental advantages over standard filter bags because the felt used in the polyester contains 40-60% premium recycled fibers without optical white additives. Usage of this bag will help companies reach their sustainability goals.



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Sizes Dimensions Filter Area Max. Operating Temperatures Max. Differential Pressure Recommended Change-out Pressure for Disposal2 Max. Flow Rates3
01 Ø 7 x 17" L (180 x 430 mm) 2.6 ft2 (0.24 m2) Polypropylene: 194 °F (90 °C)
Polyester: 302 °F (150 °C)
36.2 psi (2.5 bar) 11.6 - 21.7 psi (0.8 - 1.5 bar) 88 GPM (20 m3/h)
02 Ø 7 x 32" L (180 x 810 mm) 5.2 ft2 (0.48 m2) 176 GPM (40 m3/h)

2 Depending on the respective application requirements.
3 For liquids with a dynamic viscosity of 1 mPa·s @ 68 °F (20 °C).

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