High themal conductivity(>=170W/m. K), low dielectric constant; No toxity
Aluminum Nitride Substrate is widely used in the fields of military and space technology, computer, instruments and meters, power electronic, automobile, home appliances, OA, etc.
High-power light emitting diode (LED) package template
Power transistor module board
High-frequency device board
Radiating/insulating plate for thyristor
Mount board for semiconductor laser and light emission diode
Hybrid module, ignition module
IC package
Thermal-module board
Opto-electronics
Dielectric layers in optical storage media
Electronic substrates, chip carriers where high thermal conductivity is essential

Military applications
As a crucible to grow crystals of gallium arsenide
Steel and semiconductor manufacturing