Al2O3 99.5%

세라바이

AL2O3 99.5%

Density g/cm3 3.9
Flexural strength MPa 370
Fracture toughness MPa·m1/2 5.6-6
Dielectric constant εr(20℃,1MHz) 9.7
Hardness GPa 15-16
Hardness HRC 79-80
Volume resistivity Ω·cm(20℃) 10^14
Elastic modulus GPa 380
Coefficient of  thermal  expansion ×10-6/k 7.6
Compressive strength MPa 2300
Abrasions g/cm2 0.1
Thermal  conductivity W/m×k(20℃) 35
Poisson's ratio / 0.22
Insulation strength kv/mm 28
Temperature 1650