All-fluoropolymer PFA Filter Cartridge
Cobetter PFA filter cartridges, utilizing expanded PTFE membranes and PFA core & cage, will meet the most critical filtration requirement in the most aggressive environments. The advantage of PFA is that the PFA remains robust and durable in highly corrosive acids, bases, and organic compounds. Besides, Hydrophilic PTFE membranes is Non-dewetting before used.


For The Filtration of Aggressive Process Fluids


■ Materials of Construction

Filter Medium

PTFE Membrane

Support Layer


Core/Cage/End Caps

PFA 440H


PFA encapsuled Viton


■ Features and Benefits

● All-fluoropolymer material of construction provide superior resistance in strong chemical processing

and pulsing.

● Excellent chemical compatibility.

● High temperature and pressure capabilities.

● Very high flow rates with low differential pressure

● Low extractable.

● High particle removal efficiency.

● Manufactured in a clean room environment.


■ Applications

● Highly corrosive acids, such as Hydrofluoic acid, Nitric acid and Sulfric acid.

● High temperature (>100℃) chemical liquid.

● Aggressive solvents, such as Chloroform, Two methyl, Isopropyl alcohol.

● All kinds of aggressive bases.

● Strong oxidizing air/gas.


■ Operating Conditions

Maximum Temperature


Maximum forward differential Pressure


Maximum reverse differential pressure



■ Chemical Compatibility

■ Ordering Information

Please consult [email protected] for further details on this product.

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