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Premium Tinned Copper Braid & Flexible Conductors

High-conductivity, fatigue-resistant copper braids, stranded wires, and laminated connectors for industrial, EV, and power transmission applications. Manufactured in China with oxygen-free copper ≥99.95% purity.

≥99.95%
Copper Purity
8+
Years Experience
Global
Exports
Tinned Copper Braid

About Sunshine

Henan Sunshine High Temperature Materials Co., Ltd. is a leading manufacturer of high-performance copper braided wires, flexible conductors, and laminated connectors since 2017.

Innovative R&D

Dedicated to technological innovation and process improvement for superior copper products that meet global industry standards.

Customized Connectors

Tailored copper braid and laminated connector solutions designed to meet diverse industrial and commercial requirements worldwide.

Global Service

Committed to delivering reliable copper solutions with excellent customer support across the United States, Europe, Southeast Asia, and the Middle East.

Our Mission

We believe innovation, quality, and service are the keys to success. Through sustainable R&D and excellent product quality, Sunshine delivers top-tier copper solutions globally. Our goal is "Technical Innovation, Pursuit of Perfection" — creating a professional, customized copper connector enterprise that ensures our customers' competitive advantage.

Our Products

High-quality copper assemblies manufactured with T2-grade or higher materials for maximum conductivity and durability.

Tinned Copper Braid Strap

Tinned Copper Braid Strap

Flexible, corrosion-resistant tinned copper braid with high electrical conductivity and strong fatigue resistance. Ideal for grounding and bonding applications.

  • • ≥99.95% Oxygen-Free Copper
  • • Tin-plated for oxidation resistance
  • • Multiple layers for flexibility
Flexible Copper Wire

Flexible Copper Stranded Wire

Premium stranded copper wire in various gauges and configurations. Designed for durability in electrical, industrial, and commercial systems.

  • • High flexibility & conductivity
  • • Available in multiple AWG sizes
  • • Suitable for dynamic environments
Copper Braided Connectors

Copper Braided Connectors

High-performance connectors made from braided copper for low-resistance connections in power transmission and industrial equipment.

  • • Low electrical resistance
  • • High thermal stability
  • • Customizable termination options
Laminated Copper Connectors

Laminated Copper Connectors

Robust laminated connectors combining copper foils for enhanced conductivity and mechanical strength in high-current applications.

  • • Multi-layer copper foil design
  • • Welded terminal connections
  • • Ideal for busbar integration
Copper Aluminium Laminated Connectors

Copper-Aluminium Laminated Connectors

Hybrid connectors combining copper and aluminum for optimal conductivity-to-weight ratio in power transmission systems.

  • • Lightweight & conductive
  • • Corrosion-resistant interface
  • • Used in rail & EV systems
Tinned or Nickel Plated Copper Busbar

Tinned/Nickel-Plated Copper Busbar

High-performance busbars for battery connections in EVs, energy storage, and industrial electrical systems.

  • • Tin or nickel plating
  • • Excellent current carrying capacity
  • • Resistant to thermal cycling
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Oxygen-Free Copper Rods

High-purity OFHC copper rods used as raw material for wire drawing and conductor production.

  • • ≥99.95% Cu purity
  • • Excellent tensile strength
  • • Low resistivity
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No-Plating Flexible Copper Foil Connector

Unplated laminated connector stacked with 0.5mm aluminum foil, welded to terminal boards for busbar applications.

  • • Direct welding capability
  • • High current density
  • • Custom cross-sections
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Flexible Copper Stranded Conductor (TJR Series)

Soft connection wire used in railway overhead contact systems (e.g., TJR-95mm², TJR-120mm²).

  • • Railway-grade durability
  • • High flexibility under load
  • • Meets industrial standards
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Flat Tinned Copper Braided Wire

Flat-profile tinned braid ideal for tight spaces and grounding straps where low profile is essential.

  • • Space-saving design
  • • Corrosion-resistant tin layer
  • • High flexibility
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Conductive Copper Tapes

Thin copper tapes used in EMI shielding, grounding, and flexible circuit applications.

  • • Adhesive-backed options
  • • Custom widths & thicknesses
  • • High conductivity
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Custom Copper Assemblies

Fully customized copper braids, connectors, and busbars engineered to your exact specifications.

  • • Prototype to mass production
  • • ISO-compliant manufacturing
  • • Fast turnaround

Why Choose Sunshine?

High Purity Copper

All products use ≥99.95% oxygen-free copper (T2 grade or above) for maximum conductivity and reliability.

Advanced Manufacturing

Equipped with high-speed wire drawing, stranding, and automatic soft connection lines for precision production.

Custom Solutions

We design and manufacture tailored copper connectors and assemblies to meet your exact technical requirements.

Global Support

Serving clients in the USA, Europe, Southeast Asia, and the Middle East with responsive technical and logistics support.

2017
Founded
8+
Years Experience
100+
Custom Projects
Global
Exports

Frequently Asked Questions

What is tinned copper braid used for?

Tinned copper braid is commonly used for grounding, bonding, and flexible electrical connections in industrial, automotive, and power systems due to its corrosion resistance and high conductivity.

What does ≥99.95% copper purity mean?

It means the copper used is oxygen-free (OFC) with minimal impurities, ensuring excellent electrical conductivity, low resistivity, and high thermal performance.

Can you customize connector sizes and shapes?

Yes, we offer full customization for copper braids, laminated connectors, and busbars based on your technical drawings and specifications.

Do you provide samples?

Yes, we can provide product samples upon request. Contact us for details and shipping options.

What industries use your products?

Our products are used in electric vehicles (EVs), energy storage, railway systems, industrial machinery, power distribution, and renewable energy installations.

Get in Touch

Have questions or need a quote? Reach out to our team for expert assistance.

Email: info@sicelement.com
WhatsApp: 8615093306690
Phone: +8615093306690
Office Hours: 09:00 AM – 06:00 PM (CST)

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