Metal-work; a handbook for teachers and students (1914)
Adam, Hugh M. [from old catalog], Evans, James Humphrey, [from old catalog] joint author · New York, Longmans, Green and co.; London, E. Arnold · leaf 191
diameter to that required in the casting, and in lengthequal to the distance across the core prints. The bottomflask is now laid firmly on the ground, filled with sand, andthe pattern firmly pressed into it until the centre line of thepattern coincides with the top of the flask. The face of… … Section through Casting Boxes. Core PrintFig. 159.—Casting foe Screw-Jack Body.. taken out by wires or tubes, the top flask carefully lifted off,and the pattern removed. The parting sand allows the topflask with half the moulded pattern to be removed withoutinjury to the bottom portion. In many…
Metal-work
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