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Spin casting is a technique for constructing large parabolic mirrors by using the curved surface formed by a rotating liquid (e.g. in a rotating furnace). [1] It is distinct from the spin casting or centrifugal rubber mold casting (CRMC) technique used for casting metal or plastics.
The roots of the company can be traced to the founding of three companies: the Aluminum Manufacturing Company founded by Joseph Koenig in Two Rivers, Wisconsin, in 1895; the Manitowoc Aluminum Novelty Company, founded in neighboring Manitowoc, Wisconsin, by Henry Vits in 1898; and the New Jersey Aluminum Company founded in 1890 in Newark, New Jersey.
A mirror reflecting the image of a vase A first-surface mirror coated with aluminium and enhanced with dielectric coatings. The angle of the incident light (represented by both the light in the mirror and the shadow behind it) exactly matches the angle of reflection (the reflected light shining on the table). 4.5-metre (15 ft)-tall acoustic mirror near Kilnsea Grange, East Yorkshire, UK, from ...