Aluminum Nitride Sheet
Edgetech Industries, Advanced Ceramics Division supplies high-quality Aluminum Nitride Ceramic Sheets at competitive price.
Aluminum Nitride Sheet – The Ultimate Thermal Management Solution
Premium AlN Ceramic Sheets for Demanding Electronics
Edgetech Industries delivers high-performance aluminum nitride sheets (AlN ceramic substrates) engineered for superior thermal management in advanced semiconductor and power electronics applications. Our aluminum nitride ceramic products set the industry standard for:
✔ Exceptional Thermal Conductivity (170-230 W/mK) – 5-10X better than alumina
✔ Reliable Electrical Insulation (>10¹² Ω·cm)
✔ Precision CTE Matching (4-6×10⁻⁶/K) to silicon wafers
✔ Ultra-Low Dielectric Loss – Critical for high-frequency applications
Property for Aluminum Nitride Ceramic
| Item | Unit | AlN |
| Physical Property | ||
| Color | \ | Grayish white, Beige |
| Volume Density | g/cm3 | 3.3 |
| Surface roughness | um | 0.2-0.85 |
| Warpage | (length ‰) | ≤3 |
| Thermal properties | ||
| Thermal conductivity | W/m.k | 170-230 |
| Thermal expansivity | x 10-6/°C (20℃-800℃) | 4-6 |
| Mechanical properties | ||
| Flexural strength | MPa | ≥300 |
| Electrical properties | ||
| Dielectric constant | 1MHZ, 25℃ | 8-9 |
| Dielectric strength | KV/mm | ≥15 |
| Volume resistivity | Ω.cm | ≥1014 |
Why Choose Aluminum Nitride Sheet?
AlN ceramic substrates outperform conventional materials with:
Superior Heat Dissipation – Prevents device overheating
Excellent Mechanical Strength – More durable than alumina
High-Purity Composition (≥99.5%) – Minimal impurities
Metallization-Ready Surfaces – Compatible with thin-film processes
Molten Metal Resistance – Withstands harsh processing environments
Custom AlN Substrate Solutions
AlN Sheet
We provide aluminum nitride sheets tailored to your requirements:
Standard Sizes: Up to 200×200mm
Thickness Options: 0.25mm to 3.0mm
Surface Finishes: As-fired or precision polished (Ra <0.1μm)
Special Features: Pre-metallized layers, laser-cut patterns
Critical Applications
Our AlN ceramic substrates are essential for:
Advanced Electronics Packaging
High-power LED arrays
RF/microwave devices
IGBT power modules
Semiconductor Manufacturing
Wafer processing carriers
Thin-film circuit bases
MEMS device substrates
High-Performance Systems
AlN Sheet
Laser diode mounts
Aerospace electronics
Military-grade components
Secure Packaging & Global Delivery
We protect your aluminum nitride sheets with:
Anti-static protective films
Shock-absorbent foam layers
Moisture-proof vacuum sealing
Reinforced shipping containers
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