Aluminum Substrate with Gold Plating (Premium Metal Base Material)

Product Overview

This productdesigned for applications requiring excellent thermal conductivity, corrosion resistance, and superior surface conductivity. 

The gold-plated finish enhances electrical performance while providing an elegandurable protective layer suitable for advanced industrial and electronic uses.

Key Features

High-quality aluminum base: Lightweight, strong and excellent heat dissipation

Gold plating surface: Enhances conductivity and oxidation resistance

Excellent thermal management: Ideal for heat-sensitive electronic components

Superior corrosion resistance: Suitable for harsh or high-humidity environments

Smooth, uniform coating: Precision plating ensures consistent performance

Strong adhesion layer: Prevents peeling and ensures long-term durability

Technical Specifications

Base material: Aluminum alloy (custom grades available upon request)

Surface treatment: Nickel underlayer + gold plating (optional structure)

Gold thickness: 0.05–2.0 μm (customizable)

Surface finish: Mirror / matte / brushed options

Tolerance: High-precision machining available (±0.01 mm typical)

Thermal conductivity: High (dependent on alloy grade)

Operating temperature: -40°C to 150°C (typical range)

Applications

Power electronics heat sinks

LED lighting modules

RF and microwave components

Semiconductor packaging

Automotive electronic systems

Aerospace and precision instruments

High-end decorative and conductive panels

Advantages

Compared with standard aluminum or uncoated substrates, gold-plated aluminum offers:

Better signal stability in high-frequency applications

Improved oxidation resistance over long-term use

Enhanced solderability and bonding performance

Premium appearance for visible components

Customization Options

Substrate size and thickness

Alloy grade selection

Gold layer thickness control

Surface texture (matte / polished / patterned)

Additional coatings (nickel, silver, palladium, etc.)

Quality Assurance

All products undergo strict inspection, including:

Surface uniformity testing

Adhesion strength testing

Thickness measurement (XRF analysis)

Electrical conductivity verification