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A stamp mill (or stamp battery or stamping mill) is a type of mill machine that crushes material by pounding rather than grinding, either for further processing or for extraction of metallic ores. Breaking material down is a type of unit operation .
Drawing of Quincy Stamp Mills site. The Quincy Mining Company Stamp Mills Historic District is a historic stamp mill (used to crush copper-bearing rock, separating the copper ore from surrounding rock) located on M-26 near Torch Lake, just east of Mason in Osceola Township. [2] It was listed on the National Register of Historic Places in 2007. [1]
Stamping (also known as pressing) is the process of placing flat sheet metal in either blank or coil form into a stamping press where a tool and die surface forms the metal into a net shape. Stamping includes a variety of sheet-metal forming manufacturing processes, such as punching using a machine press or stamping press , blanking, embossing ...
Quincy Mining Company Stamp Mills Historic District in 2010 Outline of stamping process at the Quincy stamp mill. The following is an incomplete list of stamping mills in the Copper Country of Michigan. Ahmeek mill - In Hubbell, Houghton County, Michigan; Allouez mill; Atlantic mill - Near the Redridge Steel Dam in Redridge, Michigan
Materials that can be fine blanked include aluminium, brass, copper, and carbon, alloy, and stainless steels. [citation needed] Fine blanking presses are similar to other metal stamping presses, but they have a few critical additional parts. A typical compound fine blanking press includes a hardened die punch (male), the hardened blanking die ...
The oldest archaeological evidence of copper mining and working was the discovery of a copper pendant in northern Iraq from 8,700 BCE. [2] The earliest substantiated and dated evidence of metalworking in the Americas was the processing of copper in Wisconsin, near Lake Michigan. Copper was hammered until it became brittle, then heated so it ...
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