Aln Aluminum Nitride Ceramics for Industrial Parts¹

Product Description AIN crystal is a covalent bond compound with AIN4 tetrahedron as the structural unit, and has a wurtzite structure, belonging to the hexagonal crystal system. Chemical composition AI 65.81%, N 34.19%, specific gravity 3.261g/cm3, white or off-white.Characteristics:(1) High thermal conductivity;(2) High insulation;(3) Low thermal expansion coefficient (4.×10-6oC) matches with Si (3.5~4×10-6oC) and GaAs (6×10-6oC);(4) Excellent electrical properties (dielectric constant, dielectric loss, volume resistivity, dielectric strength);(5) Good mechanical properties;(6) Good corrosion resistance;(7) Good optical transmission characteristics;Application:  1. Power Electronic Device 2. High Brightness LED 3. Communication Device Standard & custom substrate availableStandard squares: 25.4, 50.8, 57.1, 63.5, 76.2, 101.6, 114.3, 121.9 mm Standard rounds: 100, 150 mm Thicknesses available: 0.2 - 3.556 mm  ItemUNITValueBulk densityg/cm33.3Colour-GreyCompressive strengthMPA500-700Rupture strengthMPA150-180Flexural strengthN/mm3450Dielectric strengthGPA200-250Thermal ConductivityW/MK160-190Thermal expansion coefficient10-6/C4.6Dielectric loss10-4 at 1MHZ5ResistivityOhm-m>1014

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