Description:
Conductive copper foil is a professional-grade metal primarily used for electromagnetic shielding and is widely applied in mobile phones, laptops, and other digital electronic devices. With its excellent conductivity and magnetic resistance, conductive copper foil effectively protects electronic devices from electromagnetic interference (EMI) by blocking both electric and magnetic signals.
Product Features
Electromagnetic Shielding Performance
- Electric Signal Shielding: Conductive copper foil provides outstanding electric signal shielding, leveraging the high conductivity of copper to block and conduct electromagnetic interference signals.
- Magnetic Signal Shielding: Magnetic shielding is achieved through the conductive material “nickel” on the adhesive surface, enabling effective magnetic shielding.
Material Purity
- Made with high-purity copper (CU 99.98%) to ensure exceptional conductivity and interference resistance.
Various Specifications Available
- Base Material Thickness: Available from 0.018mm to 0.05mm, catering to different shielding needs and applications.
- Adhesive Thickness: Ranges from 0.035mm to 0.04mm to ensure bonding strength and durability.
Peel Strength
- Peel strength ranges from 1.0 to 1.5kg/25mm, verified by a 180-degree reverse peel test. This ensures strong adhesion, suitable for bonding to various material surfaces.
Temperature Resistance
- With a temperature resistance range of -10℃ to 120℃, this product maintains stable performance even in high and low-temperature environments.
Tensile Strength
- The product has a tensile strength of 4.5 to 4.8kg/mm, capable of withstanding high tension forces, ensuring stable physical performance even under stress.
Elongation Rate
- The elongation rate is between 7% and 10%, providing flexibility and stretchability, which allows for a tight fit on irregular surfaces during installation.
Product Applications
Due to its exceptional electromagnetic shielding performance, conductive copper foil is widely used in various electronic devices and digital products, primarily including:
- Mobile Phones: Conductive copper foil is used to shield electromagnetic interference in phone structures, ensuring signal stability.
- Laptops: Applied to critical components like the motherboard and display to prevent signal crosstalk and interference.
- Other Digital Products: For devices such as tablets and smart speakers, conductive copper foil enhances anti-interference capabilities through effective shielding.
Typical Technical Specifications
| Parameter | Value |
|---|---|
| Material | CU 99.98% |
| Base Material Thickness | 0.018mm – 0.05mm |
| Adhesive Thickness | 0.035mm – 0.04mm |
| Adhesive Composition | Standard Pressure-Sensitive Adhesive / Conductive Acrylic Pressure-Sensitive Adhesive |
| Peel Strength | 1.0 – 1.5kg/25mm (180° test) |
| Temperature Resistance | -10℃ – 120℃ |
| Tensile Strength | 4.5 – 4.8kg/mm |
| Elongation Rate | 7% – 10% |
Conclusion
Conductive Copper Foil (Model: CK-8952) is a high-performance electromagnetic shielding material suitable for a variety of high-tech devices. With superior conductivity and magnetic shielding capabilities, this product delivers excellent performance across multiple application scenarios, providing strong and reliable protection for your electronic devices.
For detailed product information, customization options, or to place an order, please feel free to contact us. We look forward to collaborating with you and providing the best solution for your application needs.
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