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All-Teflon PTFE filter cartridge with O-ring for chemical acid filtration
All-Teflon PTFE filter cartridge with O-ring for chemical acid filtration All-Teflon PTFE filter cartridge with O-ring for chemical acid filtration
High-purity PFA fully fluoropolymer filter cartridge vertical view High-purity PFA fully fluoropolymer filter cartridge vertical view
LOONG Filtration PTFE filter cartridges for aggressive chemical applications LOONG Filtration PTFE filter cartridges for aggressive chemical applications

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All-Teflon PTFE Filter Cartridge

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  • FCTF/FCTFL/FETF/FETFL

  • Microelectronics, Fine Chemical

  • Membrane Filter Cartridges

  • PTFE

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All-Teflon® PTFE Filter Cartridge with Ultimate Chemical Resistance for Aggressive Fluids


The All-Teflon PTFE Filter Cartridge delivers ultimate chemical resistance with its fully fluoropolymer construction—featuring a PTFE membrane, PFA support layers, and fluoropolymer O-rings. It delivers unmatched compatibility with aggressive fluids, including strong acids, bases, solvents, and oxidizers, even at high temperatures. Designed for the most demanding applications in semiconductor processing, high-purity pharmaceuticals, and critical laboratory use, each unit is 100% integrity tested to ensure process safety and reliability.


All-Teflon PTFE filter cartridges with high-purity fluoropolymer construction for chemical resistant filtration



FINE CHEMICAL

 Ultra-High Purity Acid & Base Filtration

Filtration of Highly Corrosive Solvents in Chemical Synthesis

High-Temperature Fluid Filtration (>100°C)

Catalyst Recovery



Compliance: REACH/RoHS; FDA 21 CFR 177.1550

Recommend Series: FCTF/FCTFL
Pore Size (µm): 0.05 • 0.1 • 0.22 • 0.45 • 1.0 • 3.0 • 5.0 • 10




All-Teflon PTFE filter cartridge for high-purity chemical resistant filtration


MICROELECTRONICS

Semiconductor-Grade Acid & Base Filtration

Photoresist and Solvent Filtration

CMP Slurry Filtration

High-Temperature Ultra-Pure Water & Chemical Filtration

Chemical Delivery Systems

Wafer Cleaning Solutions

 Lithium Battery Electrolyte Filtration


Compliance: SEMI Standards; High-Purity Testing; ISO Class 4 (Class 10) Cleanroom Manufacturing

Recommend Series: FETF/FETFL
Pore Size (µm): 0.05 • 0.1 • 0.22 • 0.45 • 1.0 • 3.0 • 5.0 • 10


BENEFITS OF ALL-TEFLON PTFE FILTER CARTRIDGE

 Unmatched Chemical Compatibility: Resists all aggressive chemicals, including acids, bases, oxidizers, and solvents.

 Excellent Thermal Stability: Withstands continuous high temperatures and steam sterilization (SIP).

Ultra-Low Extractables: Ensures purity in microelectronics and pharmaceutical processes.

Mechanical Strength: All-PFA structure offers robust support for high-pressure differentials.


MATERIALS OF CONSTRUCTION

Membrane
Hydrophobic/Hydrophilic PTFE
Cage & Support & End Caps
PFA
O-rings/Gasket
TEV


PERFORMANCE CHARACTERISTICS

Maximum Operating Temperature
160 ℃
Maximum Forward
4.2 bar/60 ℃
Differential Pressure
3.2 bar/110 ℃
1.5 bar/160 ℃


DIMENSIONS

Outer Diameter
68 mm
Length
10", 20", 30", 40"



SERIES MATERIAL RATING(μm) END CAP LENGTH(in) SUPPORT PORT SEAL
Electronics Hydrophobic PTFE 0.1μm 222/Fin 2.5'' PP
Silicone
Phamarmical Hydrophilic PTFE 0.22μm 222/Flat 5'' PBT Interface lining steel EPDM
Chemical
0.01μm 226/Fin 10'' PVDF Fully lining Viton


1.0μm 226/Flat 20'' PFA Skeleton lining TEV


3.0μm DOE/Flat 30'' PE Butyronitrile


10μm 215/Fin 40'' GF
PTFE


0.22+0.22μm 215/Flat


PTFE gasket (soft)



M20


Metal-graphite Wound



M30






216/Fin






216/Flat






M15






Insertion Type






Barbed Type





What are the core advantages of All-Teflon PTFE filter cartridges | LOONG Filtration?

LOONG Filtration’s All-Teflon PTFE Filter Cartridges feature a premium all-fluoropolymer construction (PFA/PTFE), offering unmatched chemical compatibility and thermal stability. These filters are binder-free and surfactant-free, designed to resist aggressive acids, bases, and highly corrosive solvents. This makes them the ultimate high-purity filtration solution for the fine chemical and semiconductor industries.


How ensure high purity for its semiconductor-grade PTFE filter cartridges | LOONG Filtration?

To meet the rigorous standards of the microelectronics industry, LOONG Filtration manufactures its semiconductor-grade PTFE filter cartridges in ISO Class 4 (Class 10) cleanroom environments. Each filter undergoes high-purity testing to ensure extremely low extractable levels. This ensures the highest safety levels for wafer cleaning solutions, photoresist filtration, and chemical delivery systems (CDS)


Are PTFE filters suitable for lithium battery electrolyte filtration | LOONG Filtration?

Yes. The LOONG Filtration All-Teflon PTFE Filter Cartridge is specifically optimized to handle the corrosive and high-permeability nature of lithium battery electrolytes. Its all-fluoropolymer structure maintains mechanical integrity during long-term contact with aggressive chemical components, capturing fine particles to significantly enhance battery safety and electrochemical performance.


What international compliance standards do LOONG Filtration’s PTFE filter cartridges meet?

LOONG Filtration maintains strict quality control, ensuring our PTFE filter elements are fully compliant with FDA 21 CFR 177.1550 regulations for food and pharmaceutical contact. Additionally, our products are REACH and RoHS certified. This compliance ensures that our filtration solutions meet global environmental and safety requirements for high-purity industrial applications.


What micron ratings are available for LOONG Filtration All-Teflon PTFE filter cartridges?

LOONG Filtration provides a comprehensive range of precision micron ratings to meet diverse industrial needs. Our All-Teflon PTFE Filter Cartridges are available in pore sizes ranging from 0.05 μm to 10 μm. This versatility allows for precise particle retention in applications such as catalyst recovery in fine chemicals and ultra-pure water treatment in microelectronics.


How do we get the best shipment scheme of filtration product?

After we get the goods list, total volume and comparedfreight will be calculated with the different shipping companies for the best scheme. For more details welcome to send your requirements to us:sales@LOONGfiltration.com

 

How do we get your filter catalog and price list?

Our professional engineer team is ready to help you solve the problem and provide professional solutions once they receive the message, and reply within 24 hours. Please send your requirements to us:sales@LOONGfiltration.com


How can LOONG Filtration ensure the quality of products?

LOONG Filtration has sent our products to authoritative organizations to do tests, and you can check all the certificates on our product quality page.


Can your filters handle high-temperature or corrosive environments?

Yes, we offer filter cartridges made from PTFE, PES, PTFE,stainless steel, and other materials resistant to high temperatures, acids, alkalis, and aggressive chemicals.


What are the key factors in selecting the right filter cartridge?

Key factors include micron rating, flow rate, chemical compatibility, operating pressure, temperature, and the type of contaminants to be removed. Our engineers can help you choose the optimal filter element for your application.




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