set copper

set copper

[′set ′käp·ər]
(metallurgy)
An intermediate copper product obtained at the end of the oxidizing portion of the fire-refining cycle and containing about 3-4% cuprous oxide.
References in periodicals archive ?
Tenders are invited for Upgradation of water supply scheme ch dadri town under esp supply erection and commissioning of horizontal spindle split casing type motor and pumping set copper wire at new water works kapoori and all other works contingent thereto
They neglect a number of other factors that cast doubt on the wisdom and merit of Phelps Dodge's actions, notably the company's historic pattern of anti-union behavior and the extraordinary increases in union work force productivity that set copper apart from "endangered" industries like steel.