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November/December 2011
Welcome to the November/December 2011 issue of AIT.
Once again, we feature an award winning paper, this time from Rio Tinto Alcan's Nick Parson, Marc Lebleu and Frederic Savard. Their paper on acid etch as an anodizing pre-treatment won the Robert L Kersman Award for Best Paper at the 2010 International Anodizing Conference, held in Montreal Canada.
Other Surface Treatment papers includes Judy Runge and Sanford Process Corporation's Mike Sung discussing a technology for corrosion protection.
Heat Treatment articles are supplied by South Africa's Council for Scientific and Industrial Research, and Morgan Thermal Ceramics. Other articles include a report on the Aluminium in Automotive conference orgainsed by Alfed and papers from Dubal and LTB.
Cover image supplied by Buss Chemtech.
Recent News
Sapa expands aluminium extrusion operations
Sapa Extrusions is expanding operations in the Port of Vancouver, Washington, bringing nearly 100 new jobs to the region.
Alcoa expands aluminium lithium capacity
Alcoa is expanding its aluminium lithium capacity and capabilities at three locations to meet demand in the aerospace market.
Constellium completes $46M Ravenswood project
Constellium has completed its $46M stretcher project at its Ravenswood, West Virginia, US facility.
Glencore considering Portovesme acquisition?
Glencore International Plc has confirmed its intention to assess the possible industrial and market prospects of Alcoa’s plant in Italy, the country's industry ministry said.
Recent Features
Metallurgical Assessment of Acid Etch as Anodizing Pretreatment
A test programme took place to measure the response of the acid etch process to various alloy compositions. The impact of acid etch and combined caustic etch times was assessed along with the surface topography produced by these treatments.
This paper won the Robert L Kersman Award for Best Paper at the 2010 International Anodizing Conference, Montreal, Canada.
By Nick Parson, Marc Lebleu and Frederic Savard
Extending equipment life at alumina refinery
Weld overlay cladding and fabrication company Arc Energy Resources has recently completed a complex on-site repair to a set of expansion bellows for an alumina refinery. This article reviews the problems encountered and explores solutions provided. By Alan Robinson*
Krasnoyarsk Congress report
The III International Congress and Exhibition: Non-Ferrous Metals 2011 was held in Krasnoyarsk, Russia between September 7 – 9.
Austrian foil rolling plant upgraded
In 2004 Austrian company the Constantia Group decided its foil rolling plant could not keep pace with long term increasing demand. To ensure a reliable foil supply to its Mühlhofen plant,
near Vienna and the rest of the group, it decided to build a new aluminium foil rolling plant on its greenfield site.