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Bag Filter Technology
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Filter Bags - Technical Data & Selection
Needle Felt Filter Bags
Profile

Needle felt filter-bags are the most economical disposable filter material available. They provide depth filtration and surfaces free of fiber migration while utilizing hot melt seamless welding technology to ensure effective filtration and no-bypassing.

They are best suited for low and medium viscosity liquids and are available in a wide range of micron ratings and four different materials of construction (PO,PE,NT,PTFE)

Characteristics
  • Tight-knit structure, eliminates fiber migration from the surface
  • Hot melt seamless welding technology ensures no by-pass
  • Applicable to low and medium viscosity liquids, at high flow-rates
  • NT,PTFE materials are optional for hot applications
  • standard ring is plastic, stainless steel ring is optional.

  

   

         

Filter area (Ft2)

Diameter (In)

Length (In)

No.1

2.7

7

16.5

No.2

5.4

7

31.9

No.3

1

4

9

No.4

1.7

4

16.1

    

<<Back to Technical Data

Chemical Resistance Chart

    

PO

S.Acid

W. Acid

W.Alkali

S.Alkali

Solvent

<80 C°

PE

S.Acid

W. Acid

W.Alkali

S.Alkali

Solvent

<170 C°

NT

S.Acid

W. Acid

W.Alkali

S.Alkali

Solvent

<220 C°

PTFE

S.Acid

W. Acid

W.Alkali

S.Alkali

Solvent

<240 C°

            

    

Filter rating (um)

001

005

010

025

050

080

100

125

150

175

200

PO

X

X

X

PE

X

X

X

NT

X

X

X

X

X

PTFE

X

X

X

X

X

X

X

X

Product Code

Material Micron Rating Cover Style Bag Size Ring Type

PO

    1

P

02

E

PO

PE

PTFE

1

5

10

...

200

P-plain

M-Cover Layer

N-nylon Mesh

01-No.1

02-No.2

03-No.3

04-No.4

E-plastic

S-metal

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