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Flexible Tinned Copper Braided Flat Wire - Customizable, Solderable Solutions from China Suppliers and Factory

Tinned copper braided flat wire is expertly crafted from high-purity soft copper strands, meticulously woven into a flat ribbon and uniformly coated with tin. This innovative material combines the excellent conductivity of copper with the superior solderability and corrosion resistance provided by the tin layer. Its unique braided structure offers remarkable flexibility and fatigue resistance, making it suitable for a wide range of applications. As a leading manufacturer and supplier based in China, we provide customized options for width, thickness, cross-section, single-wire diameter, braid density, and end termination to meet your specific functional requirements. Our tinned copper braided flat wire is the perfect choice for those seeking reliable electrical performance, durable connections, and adaptability to diverse operating conditions. Choose our factory for quality and performance you can depend on

    Main Features
    🔩 Precision Braiding Uniform force distribution for a stable, durable structure.
    ⚙️ Various Spindle Options Different spindle counts meet needs from fine to heavy-duty applications.
    📐 High Customizability Width, thickness, cross-section, single-wire diameter (0.05–0.15 mm), braid density and length customized per drawing or specification.
    🔬 Tin Plating Improves joint reliability and environmental resistance.
    Application Fields
    🌐 Widely used for power grounding and connections, rail transit, industrial machinery, EMI shielding in communication and high-frequency equipment, EV battery module links, anti-interference solutions in high-end electronics, as well as aerospace and military grounding systems.
    Structure
    • 1
      Copper Strand Core — ≥99.9% high purity soft copper ensures low resistance and high current carrying capacity.
    • 2
      Braided Construction — Multi-spindle braiding machines (commonly 8/12/16/24/32/48 spindles) form a uniform, dense mesh or ribbon, distributing stress to prevent single point failure.
    • 3
      Tin Coating — Even tin plating enhances solderability, oxidation resistance and corrosion resistance.
    • 4
      Optional Finishes — Available with silver plating, insulation or jacket for higher protection or special environments.
    Product Specifications
    Nominal CSA
    (mm²)
    Calculated Cross-sectional Area
    (mm²)
    Structure Width / Thickness
    Total Number of Wires Number of Strands × Number of Wires × Number of Cores / Nominal Diameter of Individual Wire
    2.5 2.54 144 24×6×1/0.15 6/1
    4 4.24 240 24×10×1/0.15 6/1.3
    8 8.45 480 48×10×1/0.15 13/1.5
    10 10.18 576 24×24×1/0.15 12.5/2
    10.18 576 48×12×1/0.15 16/1.5
    12 12.72 720 24×30×1/0.15 14/2
    12.72 720 48×15×1/0.15 18/1.5
    16 16.96 960 48×20×1/0.15 22/1.8
    20 21.20 1200 48×25×1/0.15 25/2.0
    25 24.96 12720 48×265×1/0.05 22/3.0
    25.45 1440 48×30×1/0.15 28/2.2
    35 33.96 1920 48×20×2/0.15 26/3.5
    50 50.87 2880 48×30×2/0.15 30/3.5
    49.93 25440 48×265×2/0.05 25/5.0
    100 101.74 5760 48×30×4/0.15 38/6.0
    101.74 50880 48×530×2/0.05 32/6.0
    💡
    Xingma Copper Industry offers customized production according to customer requirements, including cross-sectional area (square measurement) and tinned single-wire diameter (0.05 mm – 0.15 mm). We also provide custom braiding options of 24, 32 or 48 spindles, with cutting lengths based on drawings or customer specifications.
    ❓ Frequently Asked Questions
    Q What is the purity of the copper used in the braided copper strap?
    The copper strand core uses ≥99.9% high purity soft copper, which ensures extremely low electrical resistance and a high current carrying capacity, making it suitable for demanding power and grounding applications.
    Q What spindle configurations are available for braiding?
    Standard braiding is available in 8, 12, 16, 24, 32, and 48 spindle configurations. Custom spindle counts of 24, 32, or 48 can also be arranged based on specific application requirements.
    Q Can the braided copper strap be customized in dimensions and specifications?
    Yes. Xingma Copper Industry provides full customization including width, thickness, cross-sectional area, single-wire diameter (0.05–0.15 mm), braid density, and cutting length — all based on customer drawings or technical specifications.
    Q What surface treatment options are available?
    The standard finish is even tin plating, which enhances solderability, oxidation resistance, and corrosion resistance. Optional finishes include silver plating, insulation coating, or protective jacketing for higher protection or special environmental conditions.
    Q In which industries are braided copper straps commonly used?
    Braided copper straps are widely used across power grounding and connections, rail transit, industrial machinery, EMI shielding in communication and high-frequency equipment, EV battery module interconnections, high-end electronics, and aerospace and military grounding systems.
    Q What are the advantages of the braided construction over solid conductors?
    The multi-spindle braided construction forms a uniform, dense mesh or ribbon that distributes mechanical stress evenly across all strands, preventing single-point failure. This results in superior flexibility, vibration resistance, and long-term structural durability compared to solid conductors.

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