Copper electroforming: An alternative to casting for metal replication

Mark Erdmann


Reproduction of missing elements of an object or objects from a historic interior can be carried out using a variety of methods, including casting in various media. When an ornate or complicated replica needs to be carried out in metal, often the only option is casting. Casting has its disadvantages—including the need for significant equipment, setup, and expertise, or for subcontracting the work to a foundry. Electroforming can be an alternative to metal casting in some cases, as it can be done with less equipment, it captures very fine detail, and can produce a thin part with no shrinkage. This article describes the benefits and shortcomings of electroforming experienced in the replication of missing decorative hardware from a historic home.

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2017 | Chicago | Volume 24