Products Description
Bare copper wires, also known as untarnished copper wires, are derived from pure copper rods and do not possess any form of coatings, insulations, or varnishes on their surfaces. These wires display a brilliant, clean appearance with a color resembling that of copper. Their specifications may vary as they are drawn from different sources of pure copper.
The process of creating a bare copper stranded wire involves twisting together several bare copper single wires with the same or varying diameters in a specific direction and following particular guidelines. This results in a complete stranded wire core. In cases where the stranded bare copper conductor is utilized as a wire on its own, then it is called a bare copper stranded wire. However, when utilized as a conductor of an insulated wire and cable, it’s called a stranded core, which makes up the primary component of an insulated wire and cable.
The bare copper stranded wire boasts exceptional electrical conductivity and exhibits a soft and pliable nature.
Product Features
The stranded wire made of bare copper is a twisted assembly of many small-sized single wires that provide excellent stability and flexibility. With the multiple cores twisted together, any possible defects in a single wire are dispersed, resulting in higher reliability. This design ensures that the defects are not concentrated at a single point, thereby preventing potential safety hazards.
Application field
Bare copper stranded wire is a popular choice for overhead transmission lines due to its exceptional electrical performance. It is a versatile component that can be derived from various cables, making it a valuable addition to power cables, communication cables, ultra-high voltage cables, marine cables, automotive wires, electronics, electromechanical, and more.
With its superior conductivity and processing capabilities, bare copper stranded wire is a reliable solution for many industries. Its flexibility and versatility allow it to adapt to various applications easily. Furthermore, it provides excellent signal transmission in communication cables, ensuring optimal performance.
Overall, bare copper stranded wire's outstanding electrical performance makes it a go-to solution for many industries. Its broad scope of applications, coupled with its adaptability and versatility, makes it an indispensable component in many industries.


Physical properties
When it comes to its physical attributes, the stranded copper wire boasts a soft and pliable texture, as well as a generous surface area. It also has impressive heat dissipation capabilities and utilizes the skin effect principle, which allows for impeccable electrical conductivity and efficient heat transfer.
|
Descripition |
Wire gauge |
(mm) Construction |
(mm²) Cross Section |
Packing |
|
TXJ/TRJ |
40 |
7/0.003 |
0.0049 |
200〞 |
|
TXJ/TRJ |
37 |
7/0.004 |
0.0088 |
200〞/300〞 |
|
TXJ/TRJ |
36 |
7/0.05 |
0.01 |
355〞/300〞 |
|
7/0.07 |
0.026 |
355〞/300〞 |
||
|
TXJ/TRJ |
32 |
7/0.08 |
0.03 |
400〞 |
|
TXJ/TRJ |
30 |
7/0.10 |
0.05 |
400〞 |
|
16/0.064 |
0.05 |
400〞 |
||
|
TXJ/TRJ |
28 |
10/0.10 |
0.08 |
400〞 |
|
7/0.127 |
0.09 |
400〞 |
||
|
19/0.08 |
0.1 |
400〞 |
||
|
TXJ/TRJ |
26 |
7/0.14 |
0.11 |
400〞 |
|
10/0.12 |
0.113 |
400〞 |
||
|
7/0.15 |
0.123 |
400〞 |
||
|
50/0.18 |
1.27 |
500〞/630〞 |
||
|
7/0.16 |
0.14 |
400〞/500〞 |
||
|
19/0.10 |
0.15 |
400〞 |
||
|
30/0.08 |
0.15 |
400〞 |
||
|
41/0.064 |
0.132 |
400〞 |
||
|
50/0.20 |
1.57 |
500〞/630〞 |
||
|
TXJ/TRJ |
25 |
7/0.18 |
0.18 |
400〞 |
|
TXJ/TRJ
|
24
|
7/0.20 |
0.22 |
400〞/500〞 |
|
19/0.127 |
0.24 |
400〞/500〞 |
||
|
11/0.16 |
0.22 |
500〞 |
||
|
65/0.064 |
0.21 |
500〞/630〞 |
||
|
105/0.051 |
0.214 |
500〞/630〞 |
||
|
50/0.26 |
2.65 |
500〞/630〞 |
||
|
TXJ/TRJ |
23 |
60/0.08 |
0.3 |
500〞/630〞 |
|
7/0.23 |
0.29 |
400〞/500〞 |
||
|
7/0.254 |
0.35 |
400〞/500〞 |
||
|
TXJ/TRJ |
22 |
7/0.26 |
0.37 |
500〞/630〞 |
|
17/0.16 |
0.34 |
500〞 |
||
|
105/0.064 |
0.338 |
500〞/630〞 |
||
|
28/0.15 |
0.49 |
400〞/500〞 |
||
|
10/0.254 |
0.51 |
400〞/500〞 |
||
|
19/0.19 |
0.54 |
400〞/500〞 |
||
|
TXJ/TRJ |
20
|
7/0.32 |
0.56 |
400〞/500〞 |
|
19/0.203 |
0.61 |
400〞/500〞 |
||
|
26/0.16 |
0.52 |
400〞 |
||
|
19/0.23 |
0.79 |
500〞/630〞 |
||
|
16/0.254 |
0.81 |
500〞/630〞 |
||
|
19/0.24 |
0.86 |
500〞/630〞 |
|
Wire gauge |
(mm) Construction |
(mm²) Cross Section |
Packing |
|
|
18
|
7/0.4 |
0.88 |
500〞/630〞 |
|
|
19/0.254 |
0.96 |
500〞/630〞 |
||
|
41/0.16 |
0.82 |
500〞 |
||
|
32/0.20 |
1 |
500〞/630〞 |
||
|
16 |
19/0.29 |
1.25 |
500〞/630〞 |
|
|
19/0.3 |
1.34 |
500〞/630〞 |
||
|
26/0.26 |
1.38 |
500〞/630〞 |
||
|
54/0.18 |
1.37 |
500〞/630〞 |
||
|
7/0.50 |
1.37 |
500〞/630〞 |
||
|
37/0.254 |
1.87 |
500〞/630〞 |
||
|
14 |
37/0.26 |
1.96 |
500〞 |
|
|
26/0.32 |
2.09 |
500〞/630〞 |
||
|
13 |
35/0.32 |
2.81 |
500〞 |
|
|
12 |
37/0.32 |
2.97 |
500〞 |
|
|
65/0.254 |
3.3 |
500〞/630〞 |
||
|
65/0.26 |
3.45 |
500〞/630〞 |
||
|
11 |
28/0.45 |
4.45 |
500〞/630〞 |
|
|
10 |
37/0.4 |
4.65 |
500〞/630〞 |
|
|
66/0.32 |
5.3 |
500〞 |
||
|
84/0.30 |
5.93 |
500〞 |
||
|
9 |
44/0.45 |
6.99 |
500〞/630〞 |
|
|
7/37/0.2 |
8.13 |
500〞/630〞 |
||
|
7/24/0.254 |
8.51 |
500〞/630〞 |
||
|
8 |
55/0.45 |
8.74 |
500〞/630〞 |
|
|
77/0.396 |
9.48 |
500〞/630〞 |
||
|
133/0.30 |
10.69 |
500〞/630〞 |
||
|
7/50/0.18 |
8.9 |
500〞/630〞 |
||
|
7 |
7/65/0.18 |
11.57 |
500〞/630〞 |
|
|
6 |
88/0.45 |
13.99 |
500〞/630〞 |
|
|
7/84/0.18 |
14.96 |
500〞/630〞 |
||
|
5 |
7/104/0.18 |
18.52 |
500〞/630〞 |
|
|
4 |
7/20/0.45 |
22.25 |
500〞/630〞 |
|
|
3 |
7/168/0.18 |
29.91 |
500〞/630〞 |
|
|
2 |
7/60/0.32 |
33.76 |
500〞/630〞 |
|
|
1 |
19/30/0.32 |
45.82 |
500〞/630〞 |
|
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