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Unique Laser Peening Facility is First in Europe

Metal Improvement Company (MIC) has opened its first European-based laser peening production facility in Earby, Lancashire. The state-of-the-art production facility is only the second of its kind in the world to offer this unique technology for use on turbine engine components for commercial aircraft.

In 2002, the first laser peening production facility in the world to utilize laser peening technology in production on turbine engine components of commercial aircraft, commenced operations at the MIC facility in Livermore, USA. The facility is a Federal Aviation Administration approved repair station for specialized laser peening services and also a Joint Aviation Authorities approved JAR-145 repair station. It capitalizes on the laser expertise of Lawrence Livermore National Laboratory (LLNL).

"We chose the Earby location for this facility because of its proximity to key accounts as well as premium science and testing establishments, " said Peter O'Hara, Vice President of European Sales and Marketing for MIC. The facility currently employs 30 people and was established to support the emerging European market for laser peening. It has two laser peening systems in operation that are processing turbofan engine parts on a regular basis.

Both MIC facilities are using a LLNL designed Neodymium: glass slab laser to generate a one million psi pressure pulse. The laser can fire five pulses per second. The repeated pressure pulses create shockwaves that travel through the metal and impart a layer of beneficial compressive stress to the surface that is four times deeper than that attainable from conventional peening treatments.

Laser peening enables component designers and manufacturers to more easily strengthen metal components where they are structurally vulnerable without having to add metal and the associated weight to the entire structure. The result is additional strength without additional weight, which is particularly important in aerospace and automotive components as well as medical implant applications.

www.metalimprovement.com

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Metal Improvement Company, LLC

Stevens Rowsell is a specialist precision sheet metal engineering company in East Sussex