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Flexible Copper Foil Laminated Connectors - China Suppliers and Factory for Electrical Applications

The BGTBR(X) type flexible copper foil laminated connector is expertly crafted from high-quality C11000 copper foils, providing superior electrical conductivity. Our innovative welding process, known as molecular diffusion welding, seamlessly fuses the ends of the copper foils under heat and pressure, creating a strong and reliable contact area. These laminated copper foil connectors are widely recognized for their exceptional performance and are commonly utilized in various applications, including new-energy vehicles, switchgear industries, power plants, cathodic protection systems, bus ducts, transformers, vacuum circuit breakers, resistance welding engineering, electric locomotives, and furnaces. As a leading factory and supplier in China, we specialize in custom laminated copper foil connectors tailored to meet your specific drawing requirements. Partner with us for high-quality solutions that enhance electrical efficiency and reliability.

    Technical Data

    Material: C11000 copper foil, copper content ≥ 99.95%

    Cross Sectional Area: 1.5mm² - 5000mm²

    Finish: no plating, tin plating, nickel plating, silver plating

    Single Foil Thickness:

    0.03mm 0.05mm 0.10mm (standard) 0.20mm 0.30mm 0.40mm 0.50mm

    When you place an order, please specify:

    • Length (L) × Width (W) × Thickness (T)
    • Connector Shape & Hole Type
    • Hole Diameter (d)
    • Single Foil Thickness (default 0.10mm)

    Product Display

    Flexible Bare Copper Foil Laminated Connectors (1)
    Flexible Bare Copper Foil Laminated Connectors (2)
    Flexible Bare Copper Foil Laminated Connectors (4)
    Flexible Bare Copper Foil Laminated Connectors (3)
    Flexible Bare Copper Foil Laminated Connectors (7)
    Flexible Bare Copper Foil Laminated Connectors (6)

    Model And Meaning

    Flexible Bare Copper Foil Laminated Connectors (5)

    Product Advantages

    Compact & space-saving design Fits into small installation spaces; soft-state forming adapts to dynamic movements, vibrations, and misalignment.
    High welding quality Molecular diffusion welding eliminates re-welding, providing high joint strength and consistent conductivity.
    Easy installation Flexible section reduces terminal stress; no special tooling required.
    Various flexible part schemes Straight, offset, angled, or stepped configurations to match any equipment layout and movement state.
    Forming (soft-state) position customization The exact bending position of the flexible area can be tailored to meet unique spatial constraints.
    Finish options No-plating for cost-effective high conductivity; tin, nickel, or silver plating for corrosion resistance and soldering needs.

    Operating Conditions

    • Temperature range: -40°C to +200°C.
    • Suitable for indoor/outdoor use in clean, non-corrosive atmospheres; avoid direct chemical exposure.
    • Withstands high vibration (EVs, rail transit) and frequent thermal cycling.
    • Current capacity depends on cross-sectional area & ambient temperature, engineering consultation recommended.

    Maintenance & Service Life

    Maintenance: Periodic visual check for damage/corrosion; clean with dry air or soft brush.

    Service life: >20 years under normal conditions. Frequent flexing reduces life.

    After-Sales Service

    Free technical support: engineering consultation, drawings...

    Custom orders: lead time & quality report provided before shipment

    Ordering Checklist

    Before ordering, please confirm:

    • Overall dimensions (L × W × T)
    • Connector shape (straight/offset/angled/stepped) and flexible part position
    • Hole diameter (d), quantity, and type
    • Single foil thickness (default 0.10mm)
    • Surface finish (no plating / tin / nickel / silver)
    • Cross-sectional area or rated current
    • Operating conditions (temperature, vibration, movement)
    • Quantity and 2D drawing (PDF/DWG)

    Contact Us

    Zhejiang Bridgold Copper Tech Co., Ltd. is a professional leader China copper braided shunt, copper braided ground strap, copper wire connector, Copper Busbar, Copper Foil Laminated Connectors manufacturers and suppliers with high quality and low price. Welcome to contact us.

    Frequently Asked Questions

    What raw material is used for the copper foil laminated connectors?

    We use premium C11000 copper foil with a copper purity of ≥ 99.95%, ensuring exceptional electrical conductivity and thermal performance.

    What is the standard single foil thickness available?

    The standard foil thickness is 0.10mm. We also supply custom foil thicknesses of 0.03mm, 0.05mm, 0.20mm, 0.30mm, 0.40mm, and 0.50mm.

    What plating finishes can be applied to the connectors?

    We offer non-plated (bare copper), tin plating, nickel plating, and silver plating to meet different anti-oxidation, soldering, and corrosion-resistance requirements.

    What welding technology is used on the contact terminals?

    Our connectors utilize molecular diffusion welding, which forms a solid, uniform joint without filler metals, preventing re-welding defects and providing superior mechanical and electrical integrity.

    What is the expected operating temperature and service life?

    The connectors operate reliably between -40°C and +200°C with an expected service life exceeding 20 years under normal industrial working conditions.

    Can the flexible bending position and shape be customized?

    Yes, we provide fully customized straight, offset, angled, or stepped configurations and tailor the exact soft-state bending positions based on your 2D/3D technical drawings.