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Silicon Carbide Substrate | SiC Substrate

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Silicon Carbide (SiC) Substrate is an ideal thermal substrate and packaging material for large-scale integrated circuits, possessing excellent high-temperature mechanical properties. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Carbide (SiC) Substrates, offering competitive prices and customized solutions to meet specific requirements.

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Data sheet

ColorBlack or Green
Density3.2 g/cm3
MaterialsSiC
SizeCustomized

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Silicon Carbide (SiC) Substrate has the advantages of high thermal conductivity, low coefficient of expansion, high strength, high-temperature resistance, chemical resistance, low dielectric loss, etc. It is a green material with a microporous structure, greatly increasing the area of heat dissipation in contact with air. It has the features of efficient heat dissipation and avoiding breeding EMI problems. According to specific drawings, HM can supply high-precision and competitively priced Silicon Carbide (SiC) Substrates with tight tolerances. Various specifications are available for choices.

Silicon Carbide Substrate | SiC Substrate

Silicon Carbide (SiC) Material Properties Parameter

Material

HM-RBSiC

HM-SSiC

Reaction Bonded Silicon Carbide

Sintered Silicon Carbide

Density

3.2 g/cm³

3.2 g/cm³

Absorption Rate

0

0

Color

Black

Black

Overview of Features

High stiffness
Variable resistivity
Strong mechanical properties
Lightweight

Mechanical Properties

Vickers Hardness

22 GPa

23 GPa

Flexural Strength (20°C)

450 MPa

540 MPa

Young's Modulus

430 GPa

440 GPa

Poisson's Ratio

0.16

0.17

Fracture Toughness

4 - 5 MPa·m¹/₂

4 - 5 MPa·m¹/₂

Thermal Properties

Coefficient of Thermal Expansion (40-800°C)

3.7 - 4.4 × 10⁻⁶ /°C

3.7 - 4.4 × 10⁻⁶ /°C

Thermal Conductivity (20°C)

60 W/(m·K)

140 W/(m·K)

Specific Heat Capacity

0.67 J/(g·K)

0.67 J/(g·K)

Electrical Properties

Volume Resistivity (20°C)

-

10⁵ Ω·cm

Volume Resistivity (300°C)

-

10⁴ Ω·cm

Silicon Carbide (SiC) Substrate Advantages

  • High thermal conductivity
  • High insulation capacity
  • Resistant to high-temperature and corrosion-resistant environments
  • Lightweight, large specific surface area, easy to use

Silicon Carbide (SiC) Substrate Applications

  • Integrated Circuit
  • Chip
  • Central Processing Unit
  • Metal Oxide Semiconductor
  • LED Heat Sinks
  • Power Modules
  • Network Devices
  • Power Transistors

Where to Buy Silicon Carbide (SiC) Substrate in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Silicon Carbide Ceramic products, including Silicon Carbide (SiC) Substrate, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We are a specialized supplier of premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.

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