Electronics PES Cartridge Filters0 pages
EPS Cartridge Filters
Polyethersulfone (PES) Membrane
Applications
UP DI Water
Chemicals
Acids and Bases
Solvents
Plating Solutions
Process Water
Etch Baths
Integrity Test Specifications
Per 10-in. length, water-wetted membrane
Pore Size
0.03 μm
Symmetric Polyethersulfone (PES)
Membrane
Media Support
Polypropylene
End Caps
Polypropylene
Center Core
Polypropylene
Outer Support Cage
Polypropylene
Sealing Method
Thermal Bonding
O-rings
Buna, Viton® (or FKM), EP, Silicone,
FEP Encapsulated Silicone, FEP
Encapsulated Viton (or FKM)
Dimensions
Length
5 to 40 in. (12.7 to 101.6 cm) nominal
Outside Diameter
2.75 in. (7.0 cm) nominal
Filtration Area
7.0 ft2 (0.65 m2) per 10 in. length
< 30 cc/min at 35 psig (2.4 barg)
0.45 μm
< 30 cc/min at 20 psig (1.4 barg)
Maximum Operating Parameters
Differential Pressure
•t Forward
50 psid (3.4 bard) at 20 °C (68 °F)
•t Reverse
40 psid (2.7 bard) at 20 °C (68 °F)
Operating Temperature 82 °C (180 °F) at 10 psid
(0.69 bard) in water
Recommended
Changeout Pressure
35 psid (2.4 bard)
Sanitization/Sterilization
Filtered Hot Water
90 °C (194 °F), 30 minutes, multiple
cycles, max 3 psid forward flow
Autoclave
121 °C (250 °F), 30 min, multiple cycles
In-line Steam
135 °C (275 °F), 30 min, multiple cycles
For all elevated temperature procedures above, a stainless
steel support ring is required.
Chemical Sanitization
Performed using industry standard concentrations of
hydrogen peroxide, paracetic acid, sodium hypochlorite and
other selected chemicals.
Electronics Grade
Filtration Media
< 30 cc/min at 48 psig (3.3 barg)
0.22 μm
Construction Materials
< 30 cc/min at 60 psig (4.1 barg)
0.10 μm
EPS Filter Cartridges with symmetric polyethersulfone (PES)
membrane are power flushed, low particle, low extractable
filter cartridges that are resistant to most acids and bases and
capable of handling strong sanitization agents. High flow
rates make PES membrane filters a good choice for central
DI systems. This membrane will also handle filtration of
compatible chemicals and solvents at elevated temperatures.
To remove manufacturing debris and minimize extractables,
each cartridge module is pulse power flushed until the rinse
effluent reaches 18+ Megohm‑cm and less than 3 ppb TOC.
Each cartridge module is also individually tested for integrity.
Air Diffusion Rate
"