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Indufil Seal Gas Filtration System

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INDUFIL SEAL ®

GAS FILTERS
FILTRATION SYSTEMS

Weld-free design complies with


all international pressure vessel
design codes

Easy installation, each filter can be


configured to suit any application

Continuous operation

Standard compliance with


ASME VIII Div. 1/PED/
ATEX Ex II 2G/API 692

FILTRATION SYSTEMS

Seal gas filters are available in single and duplex configuration, in stainless steel as a standard and in higher
alloys. Filters comply with international pressure vessel and design codes such as API 692. The filter provides
a continuous flow of dry and clean seal gas with contaminants filtered down to particle sizes of 1 micron and
smaller at efficiencies to 99.9%, tested in accordance with ISO standard 12500.
INDUFIL SEAL ®

GAS FILTERS
FILTRATION SYSTEMS

Design Features
• Coalescing and particle filtration element options
• Interlinked transfer valves with bolted construction and double O-ring sealed
connections providing a safe and zero-leak operation both to atmosphere and between
the pressure vessels
•Bolted cover construction allowing an easy and clean filter element change out
•Compliance to international pressure vessel codes, PED, ASME, Chinese ML, TR-CU etc.
• Double block and bleed transfer valve arrangement

Performance Capabilities:
Particle Filtration: Down to 1 μm and efficiencies to 99.9%/ß 1000
Coalescing Filtration: Down to 1 μm and efficiencies to 99.9%/ß 1000
Liquid Removal: Down to 0.01 ppm (w)
Pressure limits: Up to 550 bar/8000 psi max.
Temperature Limits: -196° to 250°C/-320° to 482 °F

Together, we will work with you to keep your mission-critical operations up and running with support
and guidance from our experienced team.
FILTRATION SYSTEMS

North America Europe Latin America Middle East & Africa Asia Pacific
United States of America The Netherlands Brazil United Arab Emirates Singapore
Tel: 1-281-848-4469 Tel: 31-2631-90800 Tel: 55-11-3371-2500 Tel: 971-481-27800 Tel: 65-6518-1800
Fax: 1-281-293-9304 Fax: 31-2631-90808 Fax: 55-11-3371-2599 Fax: 971-488-62830 Fax: 65-6518-1803
If the products featured will be used in a potentially dangerous and/or hazardous process, your John Crane representative should be consulted prior to their
selection and use. In the interest of continuous development, John Crane Companies reserve the right to alter designs and specifications without prior notice.
It is dangerous to smoke while handling products made from PTFE. Old and new PTFE products must not be incinerated. ISO 9001 and ISO 14001 Certified,
details available on request.
©2019 John Crane JC340 Revised 11/19 www.johncrane.com SS-Seal Gas Filtration System

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