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Proper weld speed

Improving manual plasma cutting quality

March 13, 2007

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Some tips and suggestions for best practices that will increase your efficiency and precision and prolong the life of your plasma cutter and consumables include: Take the time to read the manual thoroughly; develop a "preflight routine" visually follow the arc that is coming from the bottom of the cut—the arc should exit the material at a 15- to 20-degree angle opposite the direction of travel; and maintain a 1/16- to 1/8-inch distance between the tip and the workpiece.

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Laser cutting

Air cutting revisited

March 13, 2007

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Fabricators are increasingly using compressed air in laser cutting, instead of relying on laser assist gases such as oxygen and nitrogen. Recent findings reveal that shop air can be used on more material types and thicknesses, including parts on which the edge quality is visible.

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Abrasive fiber disks figure 1

Easing the grind of cost reduction

March 13, 2007

In early 2005 SPX CONTECH decided to evaluate the abrasive disks used in its 22 workcells for aluminum grinding in its Auburn, Ind., facility. By the end of the year the new disks had increased the number of parts processed and exhibited improved life per disk.

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Automated parts removal

Flexible automation of laser cutting, material handling

March 13, 2007

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What's the point in purchasing an expensive laser cutting machine if you are going to waste money-making opportunities by unloading parts manually? Good nesting software, proper maintenance, and the latest unloading technology can help to make automated laser cutting and unloading a reality.

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Automated tube bender

Reducing tube bending cycle times

March 13, 2007

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Because any multiple-step manufacturing process is only as fast as the slowest machine, fabricators interested in purchasing an automated tube bender might suddenly find his production line saddled with bottlenecks. It's necessary to analyze the entire production line and learn about the equipment that is available before automating the bending process.

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Plasma arc cutting

The ABCs of PAC

March 13, 2007

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Plasma arc cutting systems come in many capabilities. Knowing what those capabilities are and which ones you need for your operation is crucial when choosing a system.

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Gooseneck punch

Bending the new breeds of high-strength steel

March 13, 2007

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Several new breeds of high strength steels have arrived that bring with them a host of new opportunities. However, these new breeds also bring with them special challenges not common to bending mild steel, and with them, the need for new tools and new rules for proper bending.

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Rotary bevel head

Up with energy prices and wind towers

March 13, 2007

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With the recent increases in gasoline and natural gas prices, more attention than ever is focused on alternative energy sources. One fabricator, Aerisyn LLC, investigated manufacturing towers for use in the wind power industry. To produce towers efficiently enough to compete against imports from Asia, Aerisyn relied on an equipment vendor that had experience in demanding fields such as aerospace, nuclear, and wind power.

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Grainger donation to aid welder training

March 12, 2007

Grainger, a national supplier of facilities maintenance supplies to businesses, has donated $5,000 to the Hobart Institute of Welding Technology (HIWT), Troy, Ohio. The contribution will be used to...

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Fortunenames Alcan most admired metals company

March 8, 2007

Alcan has been named the industry champion for metals on Fortune Magazine's "America's Most Admired Companies" list in 2007, and is the only Canadian company to be included on the rankings. In terms...

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Toyota to build SUV plant in Mississippi

February 28, 2007

Toyota Motor Corp. has announced plans to build a new sport-utility vehicle plant dedicated to Highlander production in Blue Springs, Miss., just outside Tupelo.The 1,700-acre plant, the company's...

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HRB spot steel prices move up dramatically

February 28, 2007

SteelBenchmarker™reported that the U.S. hot-rolled band (HRB) spot price for Feb. 26 jumped 2.9 percent to $597 per ton, FOB the mill for the second consecutive rise. The world export HRB price...

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Commerce secretary lauds record exports in 2006

February 28, 2007

U.S. Commerce Secretary Carlos M. Gutierrez issued a statement Feb. 13 in New Delhi, India, praising American companies and workers for making 2006 a record year in exports."In 2006 American workers...

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Rolled Alloys opens new facility in China

February 27, 2007

Rolled Alloys has announced the opening of Rolled Alloys (Suzhou) Co. Ltd., which includes a new warehousing and processing facility in the Suzhou Industrial Park, Jiangsu Province, Peoples Republic...

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Durable goods orders drop helps spur stock selloff

February 27, 2007

Wall Street stock selling accelerated Tuesday afternoon because of falling markets in China and Europe and a steep decline in durable goods orders.Led by a significant drop in demand for commercial...

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