sheet metal (shet metal)

Metal in sheets or thin plates. - Sheet-metal die, one of a pair of formers between which sheet-metal is pre ed into various shapes. Sheet-metal drawing-pre , a form of stamping-machine for forming seamle articles from sheet-metal.- Sheet-metal gage, a gage, usually working by a screw, for measuring the thickne of sheet-metal. -Sheet-metal polisher, a machine with scouring surfaces, between which metallic plates are pa ed to remove scale or foreign matters preparatory to tinning, painting, etc. - Sheet-metal scourer, a machine in which sheet metal is scoured by means of wire brushes, and polished by rollers covered with an elastic or fibrous material and carrying sand.- Sheet-metal straightener, a machine for straightening sheet-metal by the action of rollers or pre ure surfaces applied transversely to the bend or buckle of the plate.