EN
Pure Nickel Copper Clad Sheet Thermal Management Electronics
High-performance Pure Nickel Copper clad sheets for electronic thermal management. Combines copper’s heat dissipation with nickel’s corrosion resistance. ISO certified. Custom ratios.
- Overview
- Applications
- DLX Alloy
- FAQs
- Recommended Products
Product Overview of Pure Nickel Copper Clad Sheet
Our pure nickel copper clad sheet is a high-quality bimetallic material with one side pure nickel and the opposite side pure copper, metallurgically bonded for permanent integrity. This unique structure leverages copper’s outstanding thermal and electrical conductivity for efficient heat spreading and current carrying, while the pure nickel side provides excellent corrosion resistance, solderability, and weldability.
Designed specifically for thermal management electronics, this nickel copper clad sheet serves as an effective heat dissipation material and conductive component in power devices, LED modules, battery systems, and high-reliability electronic assemblies. It offers lower electrical resistance and better thermal performance than pure nickel alone, while overcoming the corrosion and weldability limitations of pure copper.
Product Features of Copper Nickel Clad Plate Supplier
1.Excellent heat dissipation capability ideal for thermal management electronics and power device cooling
2.High electrical conductivity from the copper layer combined with the weldability and surface stability of pure nickel
3.Strong metallurgical bond that prevents delamination under thermal cycling or mechanical stress
4.Superior corrosion resistance on the nickel side for reliable long-term performance in electronics environments
Custom Attributes
| Attribute | Specification |
|---|---|
| Material Structure | Bimetal: Pure Nickel (Ni) Clad on Pure Copper (Cu) |
| Corrosion Resistance | Excellent in Seawater, Brine, and High-Humidity Marine Air |
| Trial MOQ | Starting from 10kg (Stock-dependent) |
| Sample Policy | Samples Available (Flexible Trial Order Support) |
| Nickel Layer (Ni) | ≥ 99.6% Purity (Corrosion Barrier) |
| Copper Layer (Cu) | ≥ 99.9% Purity (High Conductivity / Antifouling) |
| Bonding Strength | Metallurgical Fusion (No separation in marine vibrations) |
| Certifications | ISO 9001:2015, SGS, RoHS, Marine MTC available |
| Delivery Time | 7-10 days for samples; 15-25 days for trial batches |
Physical Properties & Chemical Composition
| Physical Properties | Pure Nickel Layer | Pure Copper Layer | Bimetal (Avg. at 20% Ni) |
|---|---|---|---|
| Density (g/cm³) | 8.89 | 8.96 | ~8.94 |
| Conductivity (% IACS) | ~22 | 100 - 101 | 82 - 88 |
| Thermal Conductivity (W/m·K) | 90.7 | 390 - 400 | ~330 |
| Elastic Modulus (GPa) | 207 | 110 - 128 | 135 - 150 |
| Material Layer | Ni (%) | Cu (%) | Fe (%) | C (%) | S (%) |
|---|---|---|---|---|---|
| Pure Nickel Side | 99.6 min | 0.10 max | 0.10 max | 0.05 max | 0.005 max |
| Pure Copper Side | - | 99.9 min | - | - | - |
Applications of Ni Cu Composite Sheet Bulk
1.IGBT & MOSFET Modules: Used as heat sink substrates for high-power switching devices in EVs and industrial inverters.
2.High-Brightness LED (HB-LED): Core material for thermal-conductive PCBs in high-wattage street lighting and automotive headlamps.
3.CPU & GPU Heat Spreaders: Advanced bimetallic lids that combine copper's dissipation with nickel's protection against thermal grease corrosion.
4.Solid-State Relays (SSR): Thermal transition sheets for high-current power switching components.
Key advantage：
✔Risk-Free Trial: Test our material performance with Samples tailored to your thickness requirements.
✔Low Entry Barrier: Unlike large mills, we support small-batch trial orders (10kg+) to aid your R&D process.
✔Direct Factory Price: Save up to 20% compared to international distributors by purchasing directly from our 12,000 m² Changzhou facility.
✔Full Data Transparency: Every trial batch comes with a detailed MTC covering bonding integrity and chemical purity.
⭐Company Intro - DLX Alloy
Changzhou DLX Alloy Co., Ltd. is not just a high-volume manufacturer; we are a specialized metallurgical partner for global marine engineering projects. We believe that innovation in the offshore sector begins with accessible material trials. Unlike large-scale mills that require multi-ton commitments, DLX has established a dedicated "Trial & Sample Unit" to support engineers and R&D departments in the North American and European maritime sectors. With a 12,000 m² facility and 20 years of focus on bimetallic bonding, we provide the industrial scale required for mass production while maintaining the flexibility of a boutique laboratory. At DLX, we lower the barrier to advanced material adoption, fostering a collaborative path toward safer and more durable marine infrastructure.
Quality & Standards : DLX implements a zero-defect quality system for battery materials. We utilize online ultrasonic testing to ensure 100% bond integrity and automated optical inspection (AOI) for surface defects. All materials are fully compliant with RoHS 3, REACH, and UL standards for electronic insulation and safety.
Forms: sheet, strips, or custom pre-cut tags.
Packaging: Vacuum-sealed anti-oxidation VCI bags inside reinforced wooden crates.
MOQ: 10kg for standard 2:8 ratio stock; 20kg for custom thickness or specific tempers.
Documentation: Full MTC (EN10204 3.1), RoHS compliance certificate, and Bond Strength Report.
FAQs:
Q1: What is the structure of this pure nickel copper clad sheet?
A: It is a bimetallic clad sheet with one side pure nickel and the opposite side pure copper, permanently bonded through advanced cladding technology. This design combines the best properties of both metals for thermal management electronics applications.
Q2: Why is nickel copper clad sheet preferred for thermal management in electronics?
A: Copper provides high thermal and electrical conductivity for efficient heat dissipation and low resistance, while the pure nickel side offers corrosion resistance, excellent solderability, and superior weldability—overcoming the limitations of using either metal alone.
Q3: Can the thickness ratio of nickel to copper be customized?
A: Yes. We offer fully customizable layer thickness ratios, overall sheet thickness, width, and surface finishes to optimize thermal performance, conductivity, and mechanical properties for your specific electronics or battery application.
Q4: Is this clad sheet suitable for battery tabs and high-current applications?
A: Absolutely. The pure nickel surface enables strong spot welding, while the copper core delivers high conductivity and effective thermal management, making it ideal for battery terminals, tabs, and high-current electronics components.
