Electronics Pleated Polypro Depth Capsules0 pages
EPD Capsule Filters
Pleated Polypropylene Depth Media
Applications
UP DI Water
Plating Solutions
Acids & Bases
Etch Baths
Solvents & Alcohols
Process Water
Photo Resists
EPD capsules are made with polypropylene microfiber media and
other polypropylene components. All materials were chosen for
their high purity and broad chemical compatibility. Designed
with optimal filtration area, the filters can remove large amounts
of particulate and other contaminants over a long filter life. EPD
capsules protect the critical membrane filters downstream by
removing 99.9% of contaminants at the rated pore size.
EPD capsule filter applications include prefiltration of process
water before treatment (for UPDI), low to moderate temperature
prefiltration of acids and bases, prefiltration of solvents,
alcohols, plating solutions, photo resists and other fluids in bulk
distribution systems.
Wide range of high efficiency retention ratings
H
igh capacity for long life
P
refiltration of water, acids, bases, resists, plating
solutions, solvents
Capsule Length
Media
2”
Pleated Polypropylene Depth
5”
1.0 ft
(930cm2)
10”
2.8 ft
(2601cm2)
2
20”
5.8 ft
(5388cm2)
2
30”
11.6 ft
(10776cm2)
2
17.4 ft2
(16164cm2)
2
* Media surface area varies due to varying media thickness
Flow Rate / Filtration Area
The following table represents typical water flow at a one psi (69 mbar) pressure differential across a single 2 inch capsule with 1.0 ft ²
(930 cm²) of media with 1/2” FNPT ports. The test fluid is water at ambient temperature. Higher pressure drops are acceptable, but as flows
increase the pressure drop of the housing becomes more apparent.
Pore
Size
0.10
μm
0.22
μm
0.45
μm
0.65
μm
1
μm
3
μm
5
μm
10
μm
20
μm
30
μm
GPM
0.20
0.60
1.0
1.2
1.6
2.4
3.2
3.6
4.0
>4.0
LPM
0.76
2.27
3.78
4.54
6.05
9.08
12.11
13.62
15.14
>15.14
40
μm
60
μm
100
μm
>4.0
>4.0
>3.5
>15.14
>15.14
>13
* For approximate flow rates for 5” through 30” capsules, refer to the appropriate cartridge data sheet
Construction Materials
Maximum Operating Parameters
Polypropylene
Liquid Operational Pressure
Filtration Media
Pleated Polypropylene Depth Media
Gases Operational Pressure
60 psi (4.1 bar) at 20 °C (68 °F)
Media Support
Polypropylene
Operating Temperature
End Caps
Polypropylene
43 °C (110 °F) at 30 psi
(2.1 bar) in water
Center Core
Polypropylene
Outer Support Cage
Polypropylene
Sealing Method
Thermal Bonding
Housing
80 psi (5.5 bar) at 20 °C (68 °F)
Forward Differential Pressure 50 psid (3.4 bard) at 20 °C (68 °F)
Reverse Differential Pressure
40 psid (2.7 bard) at 20 °C (68 °F)
Recommended Changeout
Pressure
35 psid (2.4 bard)
Electronics Grade
EPD Capsule Filters - Filtration Area*
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