Product Name: Auminum nitride(AlN)substrates
HS Code: 6903900000
Features: high efficiency, low cost and pollution-free ceramic substrate casting technology etc.
Size: length and width can each reach 7.5 inches with thickness of 0.381mm, 0.5mm, 1mm.
Application: LED package, Power resistance ceramic base board, Ultra-power laser semiconductor LD etc.
Specification of Aluminum Nitride(AlN) Ceramic Substrates
Technical Parameters | Item | Instant fired flake | Grinding plates |
Warping degree(μm/mm) | ≤2‰ | ≤2‰ | |
Bulk density(g/cm3) | >3.3 | 3.3 | |
Flexural strength(MPa) | >450 | >380 | |
Surface roughness
(Ra, μm)
|
0.2-0.5 | 0.3-0.6 | |
Coefficient of linear expansion(1/℃) | 4-6 | 4-6 | |
Thermal conductivity(25℃)W/m∙K | ≥170W/m∙K | ≥170W/m∙K | |
permittivity | 8-10 | 8-10 | |
Volume resistivity(25℃) Ω/cm | ≥1013 | ≥1013 | |
Breakdown voltage kV/mm | >17 | >17 | |
The data above were tested under conditions as follows: Temperature: 15-35℃ Relative humidity: 20%-80% Air pressure: 86-106 kPa The technical parameters may change under other conditions. |
|||
|
|
|
|
|
Length and Width | Thickness | |
Size |
114.3*114.3
127*127
138*190
|
0.381mm | |
0.5mm | |||
0.635mm | |||
1.0mm | |||
1.5mm | |||
We can customize by the drawing. | |||
Size Standard | |||
|
Length and Width | Thickness | |
Size | ≤150x100 | >1.0 | ≤1.0 |
Common difference |
±1% | ±7% |
±10% |
Other Customized AlN Ceramic Parts:
If
you have any needs about aluminum nitride parts, please send us product
drawings and your requirements. We have professional engineers to help
produce what you need.