Membralox® Filter Assemblies0 pages

Gas Filtration Assemblies — Ceramics

Data Sheet A85b

Membralox® Filter Assemblies

Description

Specifications

The Membralox® ceramic filter assemblies
are designed for ultra-high purity gas
filtration applications, providing removal
of particles ≥ 3 nanometer.

Materials
• Medium: High purity, inert alumina
oxide
• Electropolished 316L stainless steel
housing
• < 0.38 µm/15µin Ra internal surface
finish
• Housing meets or exceeds VIM/VAR
specifications
• Cr:Fe (1:1) chromium enriched internal
surface chemistry
• PTFE gaskets

• Inert alumina medium with a precise
pore structure
• 316L stainless steel housing
• Excellent temperature and corrosion
resistance
• Superior dry down characteristics
• Clean room manufactured and
packaged
• 100% helium leak tested

Removal Rating
• ≥ 0.003 µm
Particle Removal Characteristics
• 109 particle reduction1
Connections
• 1⁄4 in, 1⁄2 in or 3⁄4 in Gasket Seal (VCR2 or
compatible)
• 1⁄4 in buttweld or compression fitting

Operating Conditions
(non-CE marked parts)
• Maximum Operating Pressure3
20.7MPa at 50˚C/3000 psig at 122˚F
• Maximum Allowable Forward
Differential Pressure
1.0 MPa at 50˚C/145 psid at 122˚F
Operating Conditions
(CE marked parts)
• Maximum Operating Pressure3
13.8 MPa at 50˚C/2000 psig at 122˚F
• Maximum Allowable Forward
Differential Pressure
1.0 MPa at 50˚C/145 psid at 122˚F
• EU Pressure Equipment Directive:
Assemblies have been evaluated for
compliance with the European Union’s
Pressure Equipment Directive
97/23/EC and are CE marked
Leak Rating
• 100% helium leak tested to 10-9
atm-cm3/s
• Design validated to 10-11 atm-cm3/s
1 Particle rating based on laboratory testing with
NaCl aerosol.
2 VCR is a trademark of Swagelok Co.
3 This pressure is not compliant to the High
Pressure Gas Control l