STAMPING Journal®

July/August 2009

STAMPING Journal® is the only industrial publication dedicated solely to serving the needs of the metal stamping market. In 1987 the American Metal Stamping Association broadened its horizons and renamed itself and its publication, known then as Metal Stamping. Print subscriptions are free to qualified stamping professionals in North America.


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Selected articles from the July/August 2009 issue available online:

'Bad' steel — the ultimate scapegoat

August 1, 2009

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It seems like every time there is a problem making a good part, the steel is blamed. Often the root problem is the process used to cut and form the steel — the combination of the die, the press, and the lubricant.

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How bankruptcy and restructuring are changing the Detroit Three

August 1, 2009

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With GM and Chrysler both undergoing bankruptcy restructuring procedures, the North American automotive industry of late 2009 and beyond will be forever different from that which preceded it.The Detroit Three that emerge from this crisis will be smaller but infinitely more focused. GM has...

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Warm forming aluminum magnesium components

August 1, 2009

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Warm forming, or forming material heated in the 200-degree-C to 500-degree-C range, offers dramatic improvement in forming properties over room temperature forming for many aluminum or magnesium alloys—without exotic heat sources or tooling.

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die speed limiting factors

Designing speed-friendly dies

July 9, 2009

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Usually the first place stampers look to reduce cost is the labor burden per part, which leads to the inevitable pursuit of producing parts faster. The speed capability of a stamping die is determined by how fast the part physically can be produced and at what speed the tooling fails. The strength of the carrier, how high the part must be lifted, and the mechanical limits of the springs and side action cams (mandrels) limit how fast the tool can run.

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