Coiled wire rod about 8mm in diameter is drawn down by wire mills to make pure copper wire of all gages. Our copper rods can be manufactured and supplied in different forms in either straight lengths or coils.
30' logs, about 8" diameter, of pure copper are sawed into these shorter lengths which are extruded and then drawn as tube, rod and bar stock of many varied sizes and shapes. Rod stock may be used for forging.
Bricks of pure copper may be used by mills for alloying with other metals or used by foundries for casting.
Slabs of pure copper, generally about 8" thick and up to 28' long, may be hot and cold-rolled to produce plate, sheet, strip and foil.
Copper has been used in electric wiring since the invention of the electromagnet and the telegraph in the 1820s.
In electrical power distribution, bus bar is a strip or bar of copper, brass or aluminium that conducts electricity within a switchboard, distribution board, substation, battery.