PITTSBURGH--(BUSINESS WIRE)--PPG (NYSE: PPG) today announced a $44 million investment to upgrade five powder coating manufacturing facilities in the U.S. and Latin America. The projects are part of ...
An array of powder-metal parts. Powder metallurgy was practiced long before ancient artisans learned to melt and cast iron. Egyptians made iron tools using PM techniques back in 3,000 B.C. The ancient ...
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