氮化铝AlN陶瓷管壳
- 品名： 氮化铝AlN陶瓷管壳
- 来源： 国产自制
- 周期： 4周以上
- 定制： 接受定制
氮化铝AlN陶瓷管壳目前接受QFN形式开模定制，详情请咨询本公司。
HTCC Representative value | ALN | Al2O3 | |||||
Multi layer | Multi layer | ||||||
Material part number | Condition | unit | ALN（W） | ALN（B） | M92W | M92B | |
Color | - | gray | dark gray | white | brown | ||
Bulk density | g/cm3 | 3.30 | 3.30 | 3.60 | 3.80 | ||
Surface rouhness Ra | µm | 0.3 | 0.3 | 0.4 | 0.4 | ||
Mechanical spec. | Bending strength | 3-point method | Mpa | 350 | 350 | 350 | 350 |
Modulus of elasticity | - | Gpa | 320 | 320 | 280 | 280 | |
Vickers hardness | - | Gpa | 10 | 10 | - | - | |
Fracture toughness | IF method | Mpa·√m | 3.0 | 3.0 | - | - | |
Thermal spec. | Coeffcient of | 40-400°C | X10-6/k | 4.6 | 4.6 | 7.0 | 7.3 |
40-800°C | X10-6/k | 5.2 | 5.2 | - | - | ||
thermal conductivity | 25°C | W/(m·k) | 170 | 170 | 16 | 15 | |
Specific heat | 25°C | J/(kg·k) | 720 | 720 | 800 | 800 | |
Electrical spec. | Dielectric constant | 1MHZ | - | 8.8 | 8.8 | 9.0 | 9.9 |
Dielectric loss factor | 1MHZ | X10-4 | 3 | 3 | 10 | 10 | |
Volume resistivity | 25°C | Ω·cm | >1014 | >1014 | >1014 | >1014 | |
Breakdown strength | - | kV/mm | >20 | >20 | >15 | >15 | |
