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Home > Products > Polyweld Filter Bags > Polypropylene Needle Felt Filter Bags

Polypropylene Needle Felt Filter Bags

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General Description

Needle felt filter bag is made of Polypropylene fiber , Owns stable and flexible fully welded seams with no threads completely eliminate the possibility of unfiltered liquid bypass through needle holes with higher efficiency due to tighter seal tolerances,It's available micron rating range from 0.5-200 µ and it's acupuncture method makes fiber to form three-dimensional, fluffy3 d depth, twists and turns filtration and seperation layer.The felt are processed with the singed and calendering finishing, which can guarantee no fibers migration,high dirty -holding capacity , low differential pressure, and does not affect the flow velocity at the same time.


No fiber release
● Silicon free
● Applicable to not so high viscosity liquids
● Intercept all kinds of soft and hard impurities
● Stable and high-flow filtration
● High dirt-holding capacity
● Seamless melted available
● No chemical release



Item 1# filter bag 2# filter bag 3# filter bag 4# filter bag
Size(mm) 180*450 180*810 105*230 105*380
Size(inch) 7''*17'' 7''*32'' 4''*9'' 4''*15''
Bag Area(sq.m) 0.25 0.5 0.09 0.16
Material 100% PP Media
Neck Material Stainless Steel or Plastic ( PP/PE )
Filtration pressure:1.03-1.72(kg/sq.m)

Bag construction Filter Media Micron Ring Material
PP 0.5,1,5,10,25,50,80,100
SS 304


● Food and beverage

● Waste water treatment
● Auto coating and paint
● Metal finishing
● Resins , adhesives, oils and solvents
● Pharmaceutical industry
● Chemical Industry

Looking for ideal PP Felt Filter Bags Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Polyweld Felt Filter Bags are quality guaranteed. We are China Origin Factory of Welded Construction Filter Bags. If you have any question, please feel free to contact us.

Product Categories : Polyweld Filter Bags

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