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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.

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Description Specifications Ordering Information

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
	Medium	Concentration(%)	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	+	+	+	+	+	+	+	+	+
	Sulfuric acid	>97	+	+	+	+	+	+	+	0	0
	Nitric acid	65	+	+	+	+	+	+	+	+	+
	Phosphoric acid	86	+	+	+	+	+	+	+	+	+
	Hydrofluoric acid	40	+	+	+	+	+	+	+	+	+
Bases	Ammonium hydroxide	-	+	+	+	+	+	+	0	0	0
	Sodium hydroxide	pH＜12	+	+	+	+	+	+	+	+	+
	Sodium hydroxide	pH≥12	+	+	+	+	+	+	0	0	0
	Amine	-	+	+	+	+	+	+	+	0	-
Salt	General	-	+	+	+	+	+	+	+	+	+
Salt	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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