Copper
Tinned Copper Wire
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ASTM B-33, GBT 4910-2009, etc.
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Copper
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N/A
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N/A


Tinned copper wire is a type of copper wire which coated with layer of tin to protect the copper from corrosion that would decrease the wire's efficiency in humid or rainy climates, high-heat environments and in certain types of soil. When copper wire is coated with a metal alloy, like tin, it can strengthen the copper's natural properties and prolong its shelf life. Also, tinned copper wire is easier to connect because tin is a primary component in solder. Tinned copper wire is better equipped to resist humidity, high temperatures and wet environments.
Diameter | 0.05 ~ 4.00 mm |
Grade of Copper | C1100, C1220, T2, etc. |
Tin Thickness | 3µm, 5µm, 6µm, or according to the requirements. |
Colour | White, Silver |
Weight of Each Roll | 5kg/10kg/20kg/25kg, or as per request. |
Package | Spool |
Nominal Diameter | Tolerance | |
0.050<d≤0.125 | +0.006 | |
0.125<d≤0.400 | +0.010 | |
0.400<d≤4.00 | +2%*Diameter |
Nominal Diameter | Min. Elongation | |
0.050<d≤0.09 | 6 | |
0.09<d≤0.25 | 12 | |
0.25<d≤0.50 | 15 | |
0.50<d≤2.00 | 20 | |
2.00<d≤4.00 | 25 |
Nominal Diameter | Max.Resistivity | |
0.050<d≤0.09 | 0.01851 | |
0.09<d≤0.25 | 0.01831 | |
0.25<d≤0.50 | 0.01793 | |
0.50<d≤4.00 | 0.01775 |
Manufacturing Process

Features
*Made of high electrical conductivity copper.
*Used in professional maintenance of mobile phones, computers, laptops and other precision motherboard.
*A copper wire to take place of wire cable.
*Directly welding without scraping isolation layer.
Main Applications
1. Power Cable
2. Electronic Wire
3. Home Appliances Connecting Wire
4. Circuit board jumper cable
5. PCB Cable
6. LED Wire
7. Auto Parts
8. Loudspeaker
9. Monitor
10. Photocopy
11. Fax Machine
12. Medical Equipment
13. Computer
14. Electronic Toy
15. Connection areas of batteries
16. Others.
Production
China Metal Group provides the best quality to the customer, we develop cutting-edge solutions in technology, processes, and products. We use the latest technology to improve the quality and the performance of our products, upgrade our manufacturing processes, and use the latest methods in process analysis and design. We always challenge ourselves and have developed into an innovation-driven company.

Package
The products are packed and labeled according to the regulations or customer's requests. Great care is taken to avoid any damage which might be caused during storage or transportation. In addition, clear labels are tagged on the outside of the packages for easy identification of the product.
1) Our Standard Seaworthy Packing.
2) According to customer request.




