#1 copper is the next most successful sort of scrap copper to trade-in. To be classified as #one, the copper needs to be comprised of bus bars, clippings, commutator segments and scrap wire of not less than one/sixteenth of an inch in diameter. It also needs to be clean up https://hectorgobzk.jaiblogs.com/59098643/scrap-wire-copper-fundamentals-explained