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High thermal conductivity oxygen-free copper casing

The high-thermal-conductivity oxygen-free copper casing is made of oxygen-free copper and offers outstanding thermal conductivity. It rapidly conducts the heat generated by high-power devices to the external heat dissipation system, effectively lowering the device operating temperature. The product is suitable for packaging high-heat devices such as high-power lasers, high-power LEDs and power electronic modules, while the metal casing also provides electromagnetic shielding and mechanical protection. The surface can be nickel- or gold-plated to meet soldering and corrosion-resistance requirements.
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Key Features

  • Ultra-high thermal conductivity:

    Oxygen-free copper offers a thermal conductivity of about 390 W/m·K for highly efficient heat dissipation.

  • Oxygen-free copper material:

    High purity with excellent electrical and thermal conductivity.

  • Nickel/gold plating options:

    Flexible surface treatments to meet soldering and corrosion-resistance requirements.

Applications

  • High-power lasers:

    Used for packaging high-power laser diode chips.

  • High-power LEDs:

    Suitable for high-power LED light source packaging.

  • Power modules:

    Used for thermal management packaging of power electronic modules.

Product Highlights

  • Efficient heat dissipation:

    Rapidly removes heat, lowering the junction temperature and extending service life.

  • High reliability:

    Excellent thermal conductivity and structural strength for harsh operating conditions.

  • Flexible customization:

    Casing structures can be customized to device dimensions.

How It Works

High-power devices generate a large amount of heat during operation; if the heat is not removed promptly, the chip junction temperature rises and performance degrades. Leveraging the high thermal conductivity of copper, the oxygen-free copper casing rapidly conducts the heat generated by the chip through the base to the external heat sink, forming an efficient heat dissipation path. Meanwhile, the metal casing provides hermetic protection and electromagnetic shielding for the internal elements, and the pins achieve electrical feedthrough through glass insulators, ensuring stable device operation under high-temperature conditions.

Product Parameters

ParameterSpecification
MaterialOxygen-free copper
StructureBOX cavity
Temperature ratingHigh thermal stability
Hermeticity≤1×10⁻⁹ Pa·m³/s
Electrical insulation>5000 MΩ at DC 100 V
Surface FinishNickel/gold plating
DimensionsCustomizable design
PackagingStandard packaging
ApplicationsHigh-power lasers, high-power LEDs, power modules






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Xuri is committed to the solution of glass and metal sealing products, from material assembly, high temperature sintering, surface treatment (electrochemical plating), part welding to product testing, completely independent production.

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  +86-633-3698398
  No.388,Dalian Road,Rizhao Economic and Technological Development Zone,Shandong Province,China

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