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Home Products Industrial Liquid Filter Cartridges

PFAT All-teflon Corrosion Resistance Filter

Cobetter PFAT series cartridges are manufactured with PTFE tensile membrane, PFA cage and shell to meet the filtration needs of most harsh environments. PFAT cartridges have superior corrosion resistance and durability in environments resistant to corrosive acids, alkalis and organics. Suitable for filtration of strongly corrosive acids, alkalis and organic solvents.
Recommended Applications:
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Description

Features

  • 100% all fluoropolymer construction
  • Excellent chemical compatibility
  • 100% integrity testing to ensure the integrity of the cartridge
  • Better resistance to high temperature and pressure
  • High flow rate
  • Low differential pressure
  • Low leachables

Applications

  • Ozone filtration
  • Filtration of strong oxidising solvents, strong acids and bases, organic solvents

Quality

  • 100% Integrity testing in manufacturing
  • Each filter is fully traceable with unique serial number
  • Manufactured in a facility which adheres to ISO 9001:2015 Practices

Flow Rate Characteristics

Specifications

Materials of Construction

Membrane Hydrophobic polytetrafluoroethylene (PTFE)
Support Polyfluoroalkoxy (PFA)
Core/Cage/End Caps Polyfluoroalkoxy (PFA)
End Cap Inserts 316L (With FSSC, FSSF, FSTC) End Caps
Seal Material Silicone / EPDM / Viton
FEP/ PFA encapsulated O-rings


Operating Conditions

Max. Operating Temperature
80°C
Max.Operating Pressure
0.69 MPa@25°C
0.40 MPa@60°C
0.24 MPa@80°C
Max. Differential Pressure (Forward)
0.69 MPa@25°C
0.40 MPa@60°C
0.24 MPa@80°C
Max. Differential Pressure (Reverse)
0.30 MPa@25°C
0.10 MPa@80°C


Filtration Area

Outer Diameter Membrane Pore Size Area/10"
68 mm 0.2 μm
0.91 m2


Integrity Standard @10inch,20℃

Membrane Pore Size Bubble Point Diffusion Flow(Air)
0.22 μm ≥ 0.10 MPa , 60% IPA 40% Water, Air test
/


Bacterial Retention

Model Content
0.2 μm Bacterial quantitative retention of 10? cfu/cm2 Brevundimonas diminuta(ATCC19146)according to ASTM F838 methodology


Sterilization

In-line steam sterilization
Up to 15 cycles (135 °C for 30 min and differential pressure < 30 kPa per cycle)
Autoclave
Up to 120 cycles (130 °C for 30 min per cycle)

*Only FSS, FSSF and FSTC end cap can be in-line steam sterilized.



Regulatory Compliance

  • Autoclaved filter effluent meets the USP<788> requirement of particulate matter in large volume injection.
  • Component materials meet the criteria for a "Non-fiber-releasing filter" as defined in 21 CFR 210.3(b)(6).
  • Aqueous extraction from a cartridge contains less than 0.25EU/ml as determined by Limulus Amebocyte Lysate (LAL), meeting requirements of USP<85>.
  • Meet the requirement of USP <87> In Vitro Cytotoxicity Test.
  • Component materials meet the requirements of the current USP<88> for plastic class VI-121°C.
  • All component materials meet the FDA Indirect Food Additive requirements cited in 21 CFR 177-182.
  • Based on the current information from our suppliers, all component materials used in the manufacture of this product are animal-free.

Chemical Compatibility

Medium Concentration(%)                PTFE                PFAT                ECTFE
20°C 60°C 90°C 20°C 60°C 90°C 20°C 60°C 90°C
Acid Hydrochloric acid 37 + + + + + + + + +
Sulfuric acid 96 + + + + + + + + +
>97 + + + + + + + 0 0
Nitric acid 65 + + + + + + + + +
Phosphoric acid 86 + + + + + + + + +
Hydrofluoric acid 40 + + + + + + + + +
Bases Ammonium hydroxide - + + + + + + 0 0 0
Sodium hydroxide pH<12 + + + + + + + + +
pH≥12 + + + + + + 0 0 0
Amine - + + + + + + + 0 -
Salt General - + + + + + + + + +
Chloryl salt (NaC10) - + + + + + + + 0 0
Solvent Aromatics compound + + + + + + + 0 -
Aliphatic compound + + + + + + + 0 -
Ketone, Lipid + + + + + + + 0 -
Alcohols(Ethyl alcohol) + + + + + + + + 0
Chlorinated + + + + + + + 0 0
Dimethylformamide)DMF/DMAC) + + + + + + + 0 0
Halogen Gas/Gas Fluorine + + + 0 0 0 0 - -
Chlorine + + + + + + + 0 0
Bromine + + + + + + + 0 0
Ozone + + + + + + + + +
Other Hydraulic Oil (sky diol special hydraulic working oil) + + + + + + + + 0
Mineral oil + + + + + + + + +
Alkali metals(melted or dissolved) - - - - - - - - -

* "+" Resistant           "0" Limited Resistant            "-" Not Recommended


End Cap


Ordering Information

Outer Diameter Type Pore Size End Cap Nominal Length Seal Material Industry
68mm PFAT 0020   0.20 μm SF   226/Fin (not support In-line steam sterilization) 03   3 inch S   Silicone C


SC   226/Flat (not support In-line steam sterilization) 04   4 inch E   EPDM P

TC   222/Flat (not support In-line steam sterilization) 10   10 inch K   PTFE

FSSC   226/SS Insert Flat
            (support In-line steam sterilization)
20   20 inch P   FEP/PFA encapsulated O-rings

FSSF   226/SS Insert Fin
            (support In-line steam sterilization)


FSTC   222/SS Insert Flat
            (support In-line steam sterilization)


* Example: PFAT0020SF03SC (PFAT, 0.20μm, 226/Fin(not support In-line steam sterilization), 3 inch, Silicone, Industrial)

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