History

In 1948 Elmac Engineering Ltd., as the company was originally known, developed its first sintered gauze media Flame Arrester for use in town gas applications.  The business rapidly established a reputation for designing and manufacturing innovative products that enhance process safety in a broad range of industrial sectors. We are still committed to innovation and our more recent history is summarised below:

2001

  • Acquired by KnitMesh to replace its range of knitted wire Flame Arresters

2003

  • Introduced our first range of crimped-ribbon Flame Arresters

2004

  • Invited to sit on the European (CEN) and International (ISO) Flame Arrester Committees

2005

  • Launched an initial range of weight & spring-loaded Pressure & Vacuum Relief Valves

2007

  • Elmac Technologies restructured and incorporated as a subsidiary of the Greenfield Group

2008

  • State-of-the-art Flame Arrester test facility built at the plant in Greenfield, United Kingdom

2009

  • Range extended to include Emergency Relief Manways, Free Vents and Gauge Hatches

2010

  • Range extended further to include Bursting Discs, Tank Blanketing & Breather Valves

2011

  • Recruited a network of international agents to serve the growing export customer base

2012

  • Developed our ‘cowhorn’ combined Arrester/Valve arrangement for specialised use in the Biogas sector

2013

  • Launched the new E-FlowTM range of high flow/low pressure-drop Deflagration Flame Arresters

2014

  • Computational Fluid Dynamics utilised to develop our High Energy Dissipation System (HEDSTM)

2015

  • Launched the patented best-in-class range of UCA Unstable Detonation Arresters
  • Launched the patented lightweight range of ERB end-of-line Deflagration Flame Arresters

2016

  • Patented our first Endurance Burn end-of-line ETB Deflagration Flame Arrester

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