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Product category: QC and QA systems
News Release from: Thermo Fisher Scientific (Elemental Analysis) | Subject: ARL 4460
Edited by the Processingtalk Editorial Team on 09 January 2006

Automatic steel quality inspection

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Arcelor Dunkirk, the leading steel and stainless steel producer, has chosen the Thermo ARL 4460 optical emission spectrometer as part of its steelworks modernisation programme

Thermo Electron Corporation announces that Arcelor Dunkirk, the leading global producer of flat carbon steel, long carbon steel and stainless steel, has chosen the Thermo ARL 4460 optical emission spectrometer as part of its steelworks modernisation programme The programme has been launched with the objective of progressively increasing the company capacity from 6.7 million tones to 7.2 million tones by 2010

With the Thermo ARL SMS-2000 automation system, the ARL 4460 metals analyser provides fully automatic sample preparation and analysis.

It allows for increased productivity and shorter response times while keeping steel quality in specification even for the most demanding applications, including automotive.

The Arcelor Dunkirk steelworks modernisation programme will require a much greater number of analyses than were previously performed, with the analytical control laboratory needing to work 7 days a week and 24 hours a day, and requiring 250,000 analyses per year or around 700 per day.

It was therefore necessary for the company to invest in market leading solutions to increase the laboratory capacity, reduce delays in analyses and improve measuring uncertainties.

The need to increase the precision and reliability of analyses has grown as car body manufacturing requirements increase: these lead to a need for a strong reduction of delays, a significant increase of the percentage of vacuum-degassed metal, a growth in the demand for very low carbon metal and throughout, fast and reliable analyses.

Arcelor Dunkirk has planned three phases of investment as part of the modernisation programme.

The first phase was concluded at the end of September 2005 with the replacement of the first automatic steel measuring line using an ARL 4460 robotised with SMS-2000 and a vision system linked to a Herzog sample preparation machine.

"Several reasons led to this choice: the convincing results from the equipment evaluation assessment tests; the standard and proven product concept and the system modularity," explains Jean-Claude Lopez, Head of the Analysis and Testing Laboratory for Arcelor Dunkirk.

"Thermo is well-known in the area of spectrometers and fully automated systems, in particular in the world of iron and steel making, and has developed an efficient relationship with our laboratory over several years.

The automatic line has been in operation since September 2005 and we haven't encountered any major problems.

The first awaited results in production have been spot on, both in measurement performance uncertainty and technological reliability".

Phase 2, the installation of the second steel automatic line with Thermo, is now under way and is scheduled for completion in September 2006.

For more information about the Thermo ARL 4460 optical emission spectrometer, and SMS-2000 automation system, please visit the website.

Thermo Fisher Scientific (Elemental Analysis): contact details and other news
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