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Ningbo Jintian Copper (Group) Co., Ltd.
Ningbo Jintian Copper (Group) Co., Ltd.
  • Bare Copper Wire (Parallel Wire)
  • Bare Copper Wire (Parallel Wire)

Bare Copper Wire (Parallel Wire)

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 wires, electronic wires and communication wires.

Bare Copper Wire (Parallel Wire) Certifications
  • ISO9001
  • ISO14001
  • OSHMS

Bare Copper Wire (Parallel Wire) Performance Advantages


  • Bright surface without burrs

  • Superior performance and quality

  • Can meet your technical requirements for drawing fine lines, fine lines and special products

Bare Copper Wire (Parallel Wire) Application Fields

  • Transformer Coil
    Transformer Coil
  • Photovoltaic Cable
    Photovoltaic Cable
  • Communication Field
    Communication Field

Bare Copper Wire (Parallel Wire) Performance Parameter


Product propertiesInternal Control Standards
±10turnsCopper spikesNone
Crack

Total less than 3cm

Peel offTotal less than 3cm
Copper powder(mg)≤5mg≤15mg

Turns until torsion(turns)

Without any bell-shapes or cracks

≥25
Oxygen content(ppm)200-250≤400
Number of flaws detected(L)≤1
(M)≤3
(S)≤30
Number of iron detected(L)0
(M)0
(S)0
Elongation(%)≥40≥40
Diameter8.0±0.2mm8.0±0.4mm
Resistance≤0.01704≤0.01707
Oxide layers<600
Appearance

Smooth surface, no burr, no impurities or other flaws

Smooth surface, no burr, no impurities or other flaws
Production conditionBlocks in the furnacenone
Cold coppernone

Stabilitu of copper water temperature

±5℃
Stability of ingot temperature±5℃
Casting conditionWithout significant fluctuations in the level
OthersNormal and Stable


Bare Copper Wire (Parallel Wire) Production Process

The conventional production process:

Bare Copper Wire (Parallel Wire) Production Process
  • 01
    Raw materials
  • 02
    Melting
  • 03
    Casting
  • 04
    Surface treatment
  • 05
    Rolling
  • 06
    Acid-free cleaning
  • 07
    Liquid wax spraying
  • 08
    Wire take-up
  • 09
    Finished product inspection
  • 10
    Compacting
  • 11
    Packaging
  • 12
    Storage

Bare Copper Wire (Parallel Wire) Executive Standard


GB/T3953-2009, GB/T4910-2009, GB/T12970-2009, GB/T3952-2016

Bare Copper Wire (Parallel Wire) Production Equipments

  • American Continuous Casting And Rolling Production Line
    American Continuous Casting And Rolling Production Line
  • Stranding Machine
    Stranding Machine
  • Germany Nihofer Drawing Line
    Germany Nihofer Drawing Line
  • Monofilament Equipment
    Monofilament Equipment
  • Big Drawing Machine
    Big Drawing Machine
Start Your Partnership With JINTIAN COPPER!
Whether you have any questions about our products, please feel free to contact us, we will reply as soon as possible.