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Understanding ultrasonic welding

September 30, 2008

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Ultrasonic metal welding, around since the 1950s, has proven itself useful in a variety of industries where joining applications involve thermally conductive materials. While the process does have its disadvantages—joint configurations, thickness limitations, and difficulty welding high-strength materials, to name a few—ultrasonic metal welding has a bright future with the rising popularity of lightweight materials in the automotive and aerospace industries. This overview of the process will outline the principles of ultrasonic metal welding, describe the key weld process parameters, and note a number of process applications.

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Carbides in applications

Carbide in tool and die

September 30, 2008

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Carbide is a two-phase, powder-metallurgical (PM) material consisting of a hard material phase and a binder metal phase. The hard material provides the necessary wear resistance, and the binder metal guarantees appropriate toughness. To select the appropriate grade for a tool and die application, it is important to have a detailed knowledge of carbide and how its properties can be influenced.

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Test kitchen Woodstone Corp

Automation helps ovenmaker cook up profits

September 30, 2008

What kind of a difference did an automated fabricating system make for Wood Stone Corp., Bellingham, Wash.? Before the system, the company actually had more people in the shop, and they were working 10 hour days for about 4-6 months to make fewer products than are produced today.

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Material Handling Conveyor

Conveying flexibility

September 30, 2008

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Manufacturing companies must walk a fine line between choosing a conveyor system suited for the application, while maintaining flexibility so the system can handle future jobs.

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New Holland Robotic Welding

A 'Case' for agility

September 26, 2008

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Case New Holland needed a flexible robotic welding, one that could continually adapt to changing market demands.

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Fabricating in the future

September 25, 2008

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$500-a-barrel oil? Believe it&"Boy, that caught my attention as I looked at the Sept. 29 cover of Fortune. Watching gas prices recede slightly in the Chicago area even after U.S. demand has pulled way back, I know that there is nowhere to go but up for oil prices. The future of crude for the...

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Big fears, long lines

September 24, 2008

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Yesterday, I met a co-worker for lunch. You're thinking ho-hum, big deal. Actually it was a big deal for me, because my employer and almost all of my co-workers are located 624 miles from me. However, two of us telecommute long distances from our homes, which just happen to be in the same...

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HRB prices drop 4 to 6 percent

September 24, 2008

The SteelBenchmarker™Chinese HRB ex-works price for September 22 dropped 6.4 percent to $599 per ton, after rising two weeks ago. The world export HRB price dropped 6.1 percent to $899 per ton,...

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The (North) American economy

September 23, 2008

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News of how the American government could take up to $700 billion of bad debt out of the hands of the private sector had the weight of something historic. The move will add as never before to our already mounting national debt. It will reshape the financial landscape, not only of the U.S. but of...

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Metal formers expect somewhat weaker business conditions during next three months

September 22, 2008

According to the September 2008 Precision Metalforming Association (PMA) Business Conditions Report, metal forming companies expect business conditions to weaken somewhat during the next three months....

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RathGibson tubing installed in Tata Mundra Project

September 21, 2008

RathGibson, a manufacturer of welded, welded and drawn, and seamless stainless steel, nickel, and titanium tubing, was chosen by the Engineering Firm of Larsen & Toubro to supply titanium welded...

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Bystronic opens Canadian office

September 20, 2008

Laser cutting and press brakes manufacturer Bystronic Inc. held a grand opening for its newest company, Bystronic Canada Ltd. on September 17, 2008. General Manager of the new company, Peter Kyc...

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U.S. versus China: Time to get it on

September 18, 2008

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The Olympics are over, so it"s time to turn our attention to a more recent favorite pastime—China bashing.The best part of this activity is everyone can participate. Sure the Democrats have driven this point home in battleground states, such as Michigan and Ohio, where local citizens worry...

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Minster acquires Dynamic Feeds

September 18, 2008

The Minster Machine Co., Minster, Ohio, recently acquired the assets of Dynamic Feeds, Inc. of High Point, N.C.Robert Allred, the founder of Dynamic Feeds, has joined Minster as general manager of...

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Metal manufacturers on bailouts

September 17, 2008

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The September Fabricating Update e-newsletter discussed recent U.S. government bailouts of Fannie Mae and Freddie Mac. Since the newsletter went out, AIG also has been the beneficiary of a government-backed bailout. Lehman Brothers and Merrill Lynch weren't as lucky.This newsletter also...

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