Copper & Insulated Wire

Sorted by grade from clean bare-bright copper through insulated copper wire (labelled copper-recovery rate 50–80%).

Japanese in-house grade

ピカ銅 / 銅A / 銅B / F線(VA線) / 一本線 / 三本線

Nearest international grade

Millberry / Berry & Candy / Birch/Cliff / ICW (insulated copper wire)

Monthly volume range

5–15t/month (copper grades combined)