Pharma PTFE High Temperature Cartridge Filters0 pages
PTM/HT Filter Cartridges
PTFE Membrane
Compressed Air
Pressurized Gases
Fermentation Air
Tank Ventilation
Solvents
Dimensions
Length
5 to 40 in. (12.7 to 101.6 cm) nominal
Outside Diameter
2.75 in. (7.0 cm) nominal
Filtration Area
8.2 ft2 (0.76 m2) per 10 in. length
Integrity Test Specifications
Per 10 in. length
PTM/HT Membrane Filter Cartridges are sterilizing
grade filters manufactured with inherently hydrophobic
polytetrafluoroethylene (PTFE) membrane. These cartridges are
designed for use in elevated temperature applications for the
filtration of aggressive solvents and as compressed gas and vent
filters. Each cartridge module is individually tested using the
water intrusion method before it is released from manufacture.
The cartridge surface area, filter core design, pleat configuration,
and pleat packing density have been optimized to provide
increased cartridge life and lower filtration operating costs.
Rugged construction ensures repeatable steaming and testing.
Construction Materials
Pore Size
(liquid)
60/40 IPA/water wetted
Bubble Point
0.10 μm
21 psig (1.5 barg)
10 cc/10 minutes
@ 35 psi (2.4 bar)
0.22 μm
18 psig (1.2 barg)
13 cc/10 minutes
@ 35 psi (2.4 bar)
0.45 μm
9 psig (621 barg)
N/A
1.0 μm
6 psig (414 barg)
N/A
Water Intrusion
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)
Maximum Continuous
Air Temperature
105 °C (221 °F)
Filtration Media
PTFE Membrane
Media Support
Polyester
End Caps
Polypropylene
Center Core
Polypropylene
Outer Support Cage
Polypropylene
Autoclave
121 °C (250 °F), 30 min, multiple cycles
Sealing Method
Thermal Bonding
In-line Steam
135 °C (275 °F), 30 min, multiple cycles
O-rings
Buna, Viton® (or FKM), EP, Silicone,
FEP Encapsulated Silicone, FEP
Encapsulated Viton (or FKM)
For all elevated temperature procedures above, a stainless steel
support ring is required.
Total Performance
Critical Process Filtration, Inc. is a vertically integrated manufacturer
of filtration products to industries in which filtration is considered
a critical part of the manufacturing process. We supply a complete
line of products and services to help you cost effectively satisfy all
your filtration requirements from a single source.
Recommended maximum service life 1 year
Sanitization/Sterilization
Chemical Sanitization
Performed using industry standard concentrations of hydrogen
peroxide, paracetic acid, sodium hypochlorite and other
selected chemicals.
Pharmaceutical Grade
High Temperature Applications
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