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Drilling a hole to required specification in production drilling can be challenging when the workpiece material is especially difficult-to-machine.

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While it is typically up to the design engineers or the customer to specify the materials needed for a part, sometimes even materials within specs seem just a little more difficult to machine.

Two attorneys explain why a strong sales contract is a necessity in the metals industry.

Desktop Metal Inc. and Uniformity Labs, today announced a breakthrough powder that enables aluminum sintering for binder jetting AM technology.

Extrusion and drawing, two related, stalwart topics in material forming, are covered from top of punch to bottom of die in more than 200 papers in the SME Technical Paper library. The range of contributors is broad, from companies like Alcoa, Westinghouse, ASEA, Western Electric and General Electric to universities in Japan, Germany and the US, as well as individual entrepreneur metalworking shops.

The challenge of machining hip replacement implants out of cobalt chrome

It’s getting harder to imagine any market that isn’t benefiting from the latest developments in parts manufactured from advanced composites. “Advanced composites will arguably dominate consumer and production products, especially in the near future,” says Bert Erdel, industry consultant and executive technology advisor, Morris Group Inc. (Windsor, CT), “as they have begun to gain wide acceptance in solving energy-related issues.”

The machining challenges for two of the most advanced concepts in cutting tool materials are pretty well known. Cubic boron nitride (CBN) tools of varying designs are being used to cut hardened ferrous metals with or without interrupted cuts, as well as welded and clad metals.

US machine shops are potentially underutilizing the machinability of brass by as much as 85 percent in their part processing operations, reports a recent study from the Copper Development Association Inc. (McLean, VA).