Alumina Nitride (AlN) Substrates and Alumina (AS970) Substrates

You are welcomed to come to our factory to buy the latest selling, low price, and high-quality Plain Substrates. We look forward to cooperating with you. Plain substrates refer to substrate materials that are flat, unpatterned, and without any specialized coatings or treatments. These substrates are typically used as a base or foundation for various applications, such as in electronics, semiconductor manufacturing, or as a surface for further processing. Plain substrates are characterized by their simplicity and lack of additional features or enhancements, making them suitable for a wide range of applications where a basic, unaltered surface is required. These substrates can be made from various materials, including silicon, glass, or other materials, depending on the specific application and requirements.

The Torbo® Plain Substrates

Item:Silicon nitride substrate

Material:Si3N4

Color:Gray

Thickness:0.25-1mm

Surface processing:Double polished

Bulk density: 3.24g/㎤

Surface roughness Ra: 0.4μm

Bending strength: (3-point method):600-1000Mpa

Modulus of elasticity:310Gpa

Fracture toughness(IF method):6.5 MPa･√m

Thermal conductivity: 25°C 15-85 W/(m･K)

Dielectric loss factor:0.4

Volume resistivity: 25°C >1014 Ω･㎝

Breakdown strength:DC >15㎸/㎜

Silicon nitride substrate used in electronics fields such as power semiconductor modules, inverters and converters, replacing other insulating materials to increase production output and reduce size and weight.

Their extremely high strength also makes them a key material that increases the life and reliability of the products they are used in.

Double-sided heat dissipation in power cards (power semiconductors) , power control units for automobiles