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in
Philadelphia. In 1876 his Philadelphia foundry produced the first authenticated aluminum castings made in America and is believed to be the only aluminum foundry in the US until the late 1880s. He used a chemical process, unlike the electrolytic processes used today. One of the first castings he
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In 1884 he cast the aluminum cap, which was the first architectural use of aluminum. Frishmuth needed 100 ounces (about 2.8 kg) of aluminum to produce the pyramid. At that time aluminum was $ 1.00 per avoirdupois
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189:, in 1884 the Army Corps of Engineers asked Frishmuth to construct a small metal form for the top of the monument. The small pyramid was to be artistic, and function as the terminus of a
215:(AFS) Aluminum and Light Metals Division regularly presents the "Frishmuth Award" honoring the "Foundryman of the Year" in the aluminum and light metals foundry sector.
193:. Frishmuth suggested aluminum, as its color would blend well with the granite, would not stain, would polish well, and could be engraved with inscriptions.
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produced was an engineer's transit. The foundry was declared an
Historical Landmark in 1985 by the American Society for Metals (now
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is a metal not found in a pure state in nature, and the first patent for refining aluminum by electrolysis was granted to Wöhler.
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of
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124:(April 22, 1830–August 1, 1893) was a German-born American architect and metallurgist.
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243:"The Point of a Monument: A History of the Aluminum Cap of the Washington Monument"
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William
Frishmuth was born Johann Wilhelm Gottfried Frischmuth in 1830 in
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Through his lifetime, Frishmuth received 12 patents, mostly on
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Because
Frishmuth had previously done plating work for the
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1985: Col. Frishmuth's
Foundry, Philadelphia, Pennsylvania
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In 1861 Frishmuth became a special secret agent to the
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and became a US citizen. He established the
Frishmuth
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49:. Unsourced material may be challenged and removed.
182:; he resigned his commission on April 20, 1862.
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255:The Minerals, Metals and Materials Society
109:Learn how and when to remove this message
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135:(now Germany). Frishmuth studied with
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47:adding citations to reliable sources
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367:People from Saxe-Coburg and Gotha
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34:needs additional citations for
241:Binczewski, George J. (1995).
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146:In 1855 Frishmuth settled in
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293:"ASM Historical Landmarks"
133:Duchy of Saxe-Coburg-Gotha
180:12th Pennsylvania Cavalry
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263:1995JOM....47k..20B
187:Washington Monument
58:"William Frishmuth"
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321:Categories
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99:April 2017
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302:April 24,
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