氮化硼Boron Nitride
产品概述:项目Item / 类别GradeBNHBNCBNPBN纯度 / Purity99.5%复合composite96密度 / Density1.90.52.952.0最大工作温度 / Max operatingTemperature850 in atmosphere1000℃850℃2200 in inert gas2000℃1150-1800℃硬度 / Hardness410516屈服强度 / Flexural strength3000Psi210…
产品介绍
项目Item / 类别Grade
|
BNH
|
BNC
|
BNP
|
|
BN纯度 / Purity
|
>99.5%
|
复合composite
|
>96
|
|
密度 / Density
|
1.9±0.5
|
2.95
|
2.0
|
|
最大工作温度 / Max operating
Temperature
|
850 in atmosphere
|
1000℃
|
850℃
|
|
2200 in inert gas
|
2000℃
|
1150-1800℃
|
||
硬度 / Hardness
|
4
|
105
|
16
|
|
屈服强度 / Flexural strength
|
3000Psi
|
21000Psi
|
9800Psi
|
|
热传导率 / Heat conductivity
|
63W/mk
|
38
|
55
|
|
热膨胀率 / coefficient thermal expansion
|
0.6(x10-6/K)
RT-1500℃
|
3.5(x10-6/K)
RT-1500℃
|
4.0(x10-6/K)
RT-1500℃
|
|
体积电阻 / volume resistance
|
>1015(Ωcm)
|
-
|
>1015(Ωcm)
|
|
Composite
|
Oxygen(%)
|
<0.4
|
<14
|
<2.0
|
Carbon
|
0.02
|
2.0
|
0.02
|
|
Calcium | 0.04 | 0.02 | 2 | |
B2O3 | 0.2 | 1.0 | 0.4 | |
Zr | - | 30 | - | |
Si | - | 4.5 | - |