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Diamond Composite Material (Copper-Diamond)

Title One

Cu-DIAMOND COMPOSITE

Combining Copper's Electrical Conductivity with Diamond's Thermal Conductivity

Copper-diamond composite material combines copper's high electrical conductivity with diamond's exceptional thermal conductivity. Through metallization and composite processing, it delivers a heat dissipation solution with high thermal conductivity and an adjustable coefficient of thermal expansion—an ideal choice between pure copper and pure diamond that balances performance and cost.

CORE FEATURES

Key Advantages

01

High Thermal Conductivity

Combining the high thermal conductivity of diamond particles, the overall thermal conductivity is significantly higher than that of pure copper (~400 W/m·K)

02

Adjustable Coefficient of Thermal Expansion

By adjusting the composite ratio of diamond and copper, the coefficient of thermal expansion can be matched to that of semiconductor chips, reducing packaging stress

03

Versatile Composite Forms

Different processing routes, including powder metallurgy and sputtered composites, are available to meet the structural requirements of various applications

04

Excellent Mechanical and Packaging Compatibility

Combines the solderability of metal with the high hardness and wear resistance of diamond

PRODUCT FORMS

Main Product Forms

Copper × Diamond Powder Metallurgy Composite: Manufactured by sintering diamond powder and copper powder through powder metallurgy; available as blocks or sheets
Copper × Diamond Sheet Sputtered Composite: The diamond surface is first metallized, then combined with copper through sputtering or coating to enhance interfacial bonding strength
圓形金屬片
塊狀金屬材
各種銅鑽石複合材料
APPLICATIONS

Applications

Heat dissipation substrates for high-power semiconductor component packaging
Packaging applications such as CPU/GPU and power modules that require precise thermal expansion matching
Electronic heat dissipation components requiring both electrical and thermal conductivity
PROCESS CAPABILITY

Our Process Capabilities

From diamond surface metallization and powder metallurgy sintering to sputtered composites and precision machining, we provide one-stop contract manufacturing services for copper-diamond composite materials. We can also customize the diamond-to-copper composite ratio and dimensions according to the customer's packaging specifications.

CONTACT US

Contact us to learn more about our one-stop copper-diamond composite material contract manufacturing services

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