Bare Copper Wire (Stranded Wire)
We supplies the electrical round copper wire products, which 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. There are many high-quality stranded copper wire for sale at a reasonable price. If you want to buy stranded copper wire, you can contact us.
What is Bare Copper Wire Used for
Bare copper wire is a type of electrical wire that does not have any coating or insulation on it, which means that it is entirely made of copper. This type of wire is commonly used in a wide range of electrical applications, including:
Grounding
Stranded copper wire for sale is often used as a grounding wire in electrical systems. The wire is connected to a grounding rod or plate, which helps to protect against electrical surges and lightning strikes.
Electrical wiring
Bare copper wire and stranded wire products are also used in electrical wiring applications where insulation is not required. For example, it can be used to connect two metal components together or as a component in a homemade electrical circuit.
Arts and crafts
Stranded wire product is a popular material for jewelry making and other arts and crafts projects. The wire can be easily shaped and formed into different designs, and its natural copper color provides a unique and attractive look.
Science experiments
Bare copper wire and stranded copper wire is commonly used in science experiments and demonstrations, such as creating electromagnets or simple circuits.
Bare Copper Wire (stranded wire) Performance Parameter
| Product properties | Internal Control Standards | ||
| ±10turns | Copper spikes | None | – |
| Crack | Total less than 3cm | – | |
| Peel off | Total 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 | |
| Diameter | 8.0±0.2mm | 8.0±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 condition |
Blocks in the furnace | none | – |
| Cold copper | none | – | |
|
Stabilitu of copper water temperature |
±5℃ | – | |
| Stability of ingot temperature | ±5℃ | – | |
| Casting condition | Without significant fluctuations in the level | – | |
| Others | Normal and Stable | – | |
FAQ
1. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU；
Accepted Payment Currency:USD,EUR,CNY;
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