Aerospace and Defence
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Hydraulic, Fuel, Lubrication and Air Systems World Class Filtration Solutions

Hydraulic, Fuel, Lubrication and Air Systems Porvair Filtration Group Porvair Filtration Group is an acknowledged international leader in the development and supply of materials and products for filtration applications. Porvair manufacture in both the UK and USA and have an extensive network of sales offices and distribution channels throughout the world. Porvair’s expertise is wide and varied and its products are used in markets such as: • Chemical Process • Industrial Process Our ongoing success is based on a dedication to technical excellence and superior customer service. Our future...

Porvair Filtration Group in the Aerospace and Defence Industry Porvair designs and manufactures specialist filtration components and assemblies to meet demands of the aerospace and defence industry for contamination control in hydraulic, fuel, lubrication and air systems. Our filters protect vital sub-systems such as flight controls, fuel management and fuel inerting systems, thrust reversers, braking and steering, power generation and air intakes in aircraft, helicopters, military vehicles, missiles and spacecraft. Porvair has a modern facility in Fareham, Hampshire, UK where it has...

Filter Manifolds and Assemblies Filter Manifolds Designed to integrate a variety of filtration components within a single manifold, including: • filter elements • impending and actual blockage indicators • anti-drain valves • by-pass, check and pressure relief valves • pressure transducers • temperature sensors • water separators (air systems) • inlet strainers. Filter Assemblies Porvair manufactures filter assemblies for hydraulic, fuel, lubrication and air systems. Applications include: • hydraulic pressure, return and case drain We supply a range of equipment to condition air for systems...

Differential Pressure Indicators and Filtration Accessories Differential Pressure Indicators (DPI’s) ‘On condition’ maintenance is a feature of modern fluid power technology. Our DPI’s provide a signal to show the extent of filter blockage, thus reducing maintenance time and costs by eliminating unnecessary filter element change. Porvair can provide DPI’s with many special features. • Visual and/or electrical indication. • Thermal lock. • Flow surge suppression. • Non-reset function. Filtration Accessories • Anti-drain valves prevent loss of system fluid or ingress of air during element...

Filter Elements and Last Chance Filters Filter Elements Last Chance Filters and Screens The filter media for disposable pleated elements can be polymeric, glass fibre or sintered metal fibre used in combination with a variety of support and drain meshes to optimise cost and performance. Typical absolute filtration ratings are 5, 10, 15 and 25 micron with a Beta ratio greater than 200. These filters and screens can be built into a variety of aerospace fittings and valves, designed for flow-wash conditions or any other specific application where absolute filtration is critical. Polymeric or...

Quality Porvair are qualified to the following aerospace standards: • EASA Part 21 Subpart G Enabling Issue of EASA Form 1. Testing Porvair has a fully equipped test house and laboratory, with dedicated engineers working to develop the best filtration solution. Test equipment and facilities include: • multi-pass test rig: efficiency and filtration rating of filter elements • high pressure flow rig: element life, differential collapse, flow/∆P • flow fatigue rig: high temperature/∆P flow cycle testing of elements • Cold start rig: simulated cold start at –54oC and 20.7MPa • Fuel test rig:...

Porvair Filtration Group Ltd. 1 Concorde Close Segensworth Fareham Hampshire PO15 5RT UK Tel: +44 (0)1489 864330 Fax: +44 (0)1489 864399 Email: info@porvairfiltration.com Porvair Filtration Group Inc. 301 Business Lane Ashland Virginia 23005 USA Tel: +1 804 550 1600 Fax: +1 804 550 3262 Email: info@porvairfiltration.com www.porvairfiltration.com © Copyright 2009. Porvair Filtration Group Ltd. All rights reserved. Whilst every effort has been made to ensure the accuracy of this document, due to continuous product development, the data contained is subject to constant revision and Porvair...