Copper

[one_half] [/one_half] [one_half_last] [styled_box color="red" title="Ref. BIRCH"]BIRCH: Nº 2 COPPER WIRE [/styled_box] [styled_box color="red" title="family: COPPER"]Shall consist of miscellaneous, unalloyed copper wire having a nominal 96% copper content (minimum 94%) as determined by electrolytic assay. Should be free of the following. Excessively leaded, tinned, soldered copper wire brass and bronze wire excessive oil content, iron, and non-metallics copper wire from burning, containing insulation hair wire burnt wire which is brittle and should be reasonably free of ash. Hydraulically briquetted copper subject to agreement. [/styled_box] [/one_half_last]