180-230W/m-k AlN plate with metal metalized aluminium nitride ceramic substrate
Performance for Alumina Substrate:ItemUnit95Al2O399Al2O3Heat ResistanceºC15001800Bulk Densityg/cm33.63.8Water Absorption%00Flexural StrengthMpa320360Hardness VickersGpa12.215.6Elastic ModulusGpa280370Poisson's Ratio-0.220.23Linear Expansion Coefficient(20-5000ºC)10-6/ºC7.18Thermal ConductivityW/(M.K)1632Specific Heatx10-3J/(KG.K)0.780.9Dielectric Constant(1MHZ)-99.9Dielectric Loss Anglex10-4151Dielectric Strengthx106V/m1215