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Precision Castparts Corp. is an American industrial goods and metal fabrication company that manufactures investment castings, forged components, and airfoil castings for use in the aerospace, industrial gas turbine, and defense industries.
Inlet-outlet cover of a valve for a nuclear power station produced using investment casting. Investment casting is an industrial process based on lost-wax casting, one of the oldest known metal-forming techniques. [1] The term "lost-wax casting" can also refer to modern investment casting processes. Investment casting has been used in various ...
Howmet's roots go back to 1926, when Austenal, a company that manufactured materials for dental appliances, was founded. Its founders, Reiner Erdle and Charles Prange, worked to improve investment chrome base castings using two separate investments: The first coating, named "protective coat", gives a smooth finish.
Lost-wax casting – also called investment casting, precision casting, or cire perdue (French: [siʁ pɛʁdy]; borrowed from French) [1] – is the process by which a duplicate sculpture (often a metal, such as silver, gold, brass, or bronze) is cast from an original sculpture. Intricate works can be achieved by this method.
The company was originally founded by Adamo Pasotti in 1944 or 1946 with the factory located on via Triumplina in Brescia. [3] By 1956, Idra was seeking to export its die-casting machines outside Italy. [4] By 1971, an Idra OL-1200 S machine was being used to cast motor components weighing 7 kilograms (15 lb) for Porsche cars. [5]
The company was founded by Ralph Goodwin as a supplier and fabricator of machined castings in Stoke-on-Trent in 1883. It established a foundry as well as a fabrication plant. The fabrication plant carried out machining , fabrication and assembly work on the castings produced by the foundry.
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