Alumina substrates can maintain stable physical and chemical properties in high temperature environments. It has excellent performance for thermal shock .
Alumina substrate is suitable for high temperature and harsh environments, and are resistant to erosion and wear.
It’s an ideal material for a wide range of industrial, automotive and aerospace applications.
Sintronic provides high purity 99.6% alumina substrates.
It has excellent surface quality and higher strength and heat dissipation that provides better substrates fitting high end industry and automotive design and assembly.
|Bulk Density (g/cm3)||≧ 3.85|
|Water absorption (%)||0|
|Roughness( Ra) µm||≦ 0.2|
|3-point Flexural strength (MPa)||≧500|
|Thermal conductivity(20℃) W/m K||≧30|
|Coefficient of thermal expansion||6.8|
|Dielectric strength (KV/mm)-DC||> 15|