Cellar Aluminum
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Aluminium Nitride (AlN) ceramic is a technical ceramic material renowned for its exceptional thermal conductivity and remarkable electrical insulating properties.
Aluminium Nitride (AlN) has a high thermal conductivity that ranges from 160 to 230 W/mK. It exhibits favorable characteristics for applications in telecommunications technology due to its compatibility with both thick and thin film processing techniques.
| Category | Details |
|---|---|
| Typical Grades |
Grade AN160: 160 W/mK (Hot Pressing) Grade AN180: 180 W/mK (Dry Pressing & Tape Casting) Grade AN200: 200 W/mK (Tape Casting) Grade AN230: 230 W/mK (Tape Casting) |
| Typical Properties | Very high thermal conductivity; Outstanding thermal shock resistance; Good dielectric properties; Low thermal expansion coefficient; Good metalization capacity |
| Applications | Heat sinks; Laser components; High-power electrical insulators; Molten metal management; Semiconductor manufacturing fixtures |
| Properties / Material Grades | AN160 | AN180 | AN200 |
|---|---|---|---|
| Purity (%) | 99 | 96 | 96 |
| Color | Dark Grey / Black | Grey | Grey |
| Density (g/cm³) | ≥3.30 | ≥3.30 | ≥3.28 |
| Flexural Strength (MPa) | >500 | >450 | >350 |
| Thermal Conductivity (W/m·K) | 160 | 180 | 200 |
| CTE (@25-300ºC, 10⁻⁶/ºC) | 4.6 | 4.6 | 4.6 |
| Max. Working Temp (Air, ºC) | 800 | 800 | 800 |
| Dielectric Strength (KV/mm) | ≥15 | ≥15 | ≥15 |
| Volume Resistivity (Ω.cm) | >10¹⁴ | >10¹⁴ | >10¹³ |
DISCLAIMER: Typical values based on sample testing. Variations may arise due to material, shape, and size.
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