Appletons' cyclopaedia of applied mechanics: a dictionary of mechanical engineering and the mechanical arts (1880)
D. Appleton and Company, Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 737
SAWS, CIRCULAR. centrifugal force due to its rotation. The operation of such a disk is that of softening the metal bythe heat° generated from the contact of the edge of the disk with the metal being cut, the latterbeing abraded and falling in white-hot shreds. Machines of this kind are now largely… … power required, according to Hartis, is for red-hot iron O.702 time, and for red-hot steel 1.013 timethe sectional area of the surface cut through in square feet. Machines for Sawing Ir<»i.—The ordinary hot Baw, for sawing iron at a bright red heat, differsbut little from a common circular…
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