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Non-woven Needle Felt Liquid Filter Bags

Non-woven needle felt filter bags are kinds of economical filter bags. The product is suitable for low and medium viscosity liquid filtration, has a stable high filtration flow rate, can effectively intercept all kinds of soft and hard impurities, according to different filtration accuracy and filtration flow requirements.

  • Material: PE, PP, Aramid, PTFE, etc.
  • Types of the seam of the bags: sewn, welded.
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Description

Product Fetures

  • Tight structure, no fiber hairiness on the surface after heat treatment.
  • Seamless fusion technology ensures no side leakage and nochemical release.
  • Meet requirements of different working conditions, such as medium and low viscosity fluids.
  • Effectively intercept various solid and soft particles at high flow rate.

Performance Comparison

Types Operating Temperature   ℃/℉ Instant Temperature℃/℉ Abrasive Resistance  Hydrolytic Stability Acid Resistance Alkali Alkali Resistance Oxidation Resistance
Polypropylene 80/176 100/212 Excellent Good Excellent Excellent Restricted
Polyester 130/266 150/302 Excellent Moderate Moderate Moderate Good
Nomex 204/399 240/464 Excellent Good Good Good Moderate
PTFE 250/482 300/572 Good Excellent Excellent Excellent Excellent

Standard Size for Liquid Filter Bags

Model Filter Area 

(m²/pc)

 Volume 

(L)

 Diameter Length
cm inch cm inch
#1 0.19 7.9 17.8 7 40.65 16
#2 0.41 17.3 17.8 7 81.3 32
#3 0.05 1.4 10.2 4 20.9 8.25
#4 0.09 2.5 10.2 4 35.5 14

Applications

  • Membrane pre-security filtration.
  • Amine filtration.
  • Electrophoretic paint, plating solution filtration.
  • Syrup filtration.
  • Resin, solvent filtration.
  • Circulating water filtration.
  • Crude drug filtration.
  • Lubricating oil filtration.

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