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Pennsylvania State University
Concept for AM-produced shape-memory-alloy (SMA) radiator .
Ilja Enger Tsizikov | Dreamstime
Transmission towers and electrical substation, at sunset.
Andrey Popov | Dreamstime
Illustrated digital human hand and businessman, arm wrestling.
Pratt & Whitney
Engine assembly at Pratt & Whitney in Middletown, Conn.
U.S. Steel
U.S. Steel Gary, Ind. Works
Pratt & Whitney
Pratt & Whitney Middletown, Conn., GTF engine assembly.
Pacific Steel Group
A rendering of Pacific Steel Group's micromill plan, in Mojave, Calif.
Norican Group
IPG designs, builds, and support machines and work cells for diecasting.
Eck Industries
Eck Industries aluminum housing.

Applying Pressure Over the Riser Reduces Porosity

Nov. 30, 2005
Research shows how porosity forms in aluminum castings, and devises a test that demonstrates how a combination of pressure and core surface shape may improve casting ...

Research shows how porosity forms in aluminum castings, and devises a test that demonstrates how a combination of pressure and core surface shape may improve casting quality.