Donghe Metal Product Center 钢 铁 铝 钛 铜 Special-shaped copper

Electrical round copper rod (8mm)

The electrical round copper wire products produced by our company are widely used in industries such as transposed conductors, ultra-high voltage cables, various types of wires and cables, various types of enameled wires, network cables, electronic cables and communication cables.

Company phone: 0769-83775310 83775312

Performance advantages of electrical round copper rod (8mm)

  • Bright surface without burrs
  • Superior performance and quality
  • Can meet your technical requirements for drawing fine wire, micro-fine wire and special products

Electrical round copper rod (8mm) performance parameters

Product Properties Internal Control Standards –
Product Properties
±10转 turns 铜刺 Copper spikes 无 None
裂缝 Crack 合计3cm以下 Total less than 3cm
剥离 Peel off 合计3cm以下 Total less than 3cm
铜粉（mg）Copper powder ≤5mg ≤15mg
±10转至扭断（转数）Turns until torsion (turns) ≥30 没有不良喇叭口状或裂缝 Without any bell-shapes or cracks ≥25
含氧量 (ppm) Oxygen content 200-250 ≤400
探伤数 Number of flaws detected 大（L） ≤1
中（M） ≤3
小（S） ≤30
探铁数 Number of iron detected 大（L） 0
中（M） 0
小（S） 0
伸长率（%）Elongation ≥40 ≥40
线径 Diameter 8.0±0.2mm 8.0±0.4mm
电阻 Resistance ≤0.01704 ≤0.01707
氧化层（埃）Oxide layers ﹤600 –
外观 Appearance 表面光滑，无飞边、夹杂等缺陷 Smooth surface, no burr, no impurities or other flaws 表面光滑，无飞边、夹杂等缺陷 Smooth surface, no burr, no impurities or other flaws
Production Condition
卡炉 Blocks in the furnace 无 none –
冷铜 Cold copper 无 none –
汤温稳定性 Stability of copper water temperature ±5℃ –
铸锭温度稳定性 Stability of ingot temperature ±5℃ –
浇注状况 Casting condition 液位无大幅度波动 Without significant fluctuations in the level –
其他 Others 正常、稳定 Normal and Stable –