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ELECTROFORMING

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e⋅lec⋅tro⋅form⋅ing

[i-lek-truh-fawr-ming]
–noun Metallurgy.
the act or process of forming a metallic object by electroplating a removable mandrel or matrix.

Origin:
1950–55; electro- + forming

e⋅lec⋅tro⋅form

[i-lek-truh-fawrm]
–verb (used with object) Metallurgy.
to form (an object) by the electrodeposition of a metal upon a mold, often a wax mold.

Origin:
1950–55; electro- + form
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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e·lec·tro·form   (ĭ-lěk'trə-fôrm')   
tr.v.   e·lec·tro·formed, e·lec·tro·form·ing, e·lec·tro·forms
To produce or reproduce (an object) by electrodeposition on a mold.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Encyclopedia

electroforming

making duplicates by electroplating metal onto a mold of an object, then removing the mold. Intricate surface details are exactly reproduced by this process, which is used to make masters for pressing phonograph records. Electroforming is also used for reproducing medals and for making tubing with precisely controlled dimensions. Electrotyping (q.v.) is an electroforming process for making duplicate printing plates.

Learn more about electroforming with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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