Specifications:

Specifications vary depending on grade and recycling requirements. Below are general parameters:

• Purity: 90% – 99.99% Cu (varies by grade)
• Common Grades:
  • Millberry: Clean, uncoated, high-purity copper wire (≥ 99.9% Cu)
  • Berry: High-quality unalloyed copper wire with minimal oxidation (≥ 99% Cu)
  • Candy: Copper wire with slight oxidation but no significant impurities (≥ 98% Cu)
  • Birch/Cliff: Copper wire with minor brass or contamination (≥ 94% Cu)
  • Insulated Copper Wire (ICW): Copper wire covered with plastic or rubber insulation (Cu content varies)
• Impurities:
  • Iron (Fe): ≤ 0.5%
  • Lead (Pb): ≤ 0.5%
  • Zinc (Zn): ≤ 1%
  • Tin (Sn): ≤ 0.5%
• Form:
  • Stripped or unstripped wire
  • Coiled, chopped, or loose
  • Thick or thin gauge wires
• Moisture Content: ≤ 2% (varies based on type)
• Packaging: Bales, drums, or loose bulk