20 Terms
Contributors in Aluminum
Aluminum
Defect extrusion
Metals; Aluminum
A cone-shaped abnormality such as a cavity in an extruded product (ring in a hollow profile or tube) formed in the extreme rear portion, if extruded too far.
Indirect extrusion
Metals; Aluminum
The method of extruding where the die is at the ram end of the billet and the product travels through the hollow ram and in the opposite direction.
Butt end defect extrusion
Metals; Aluminum
A longitudinal discontinuity in the extreme rear portion of an extruded product, which is normally discarded.
Profile extruded
Metals; Aluminum
A profile usually of constant cross section brought to final dimensions by extruding. The preferred term describing an extrusion formerly termed an extruded shape.
Exposed surface
Metals; Aluminum
Any face of an extruded profile which is exposed to view or other critical end-use aspects.
Elongation
Metals; Aluminum
The percentage increase in distance between two gauge marks that results from stressing the specimen in tension to fracture. The original gauge length is usually 2 inches for flat specimens and round ...
