Pyrolytic Boron Nitride (PBN)
PBN & OTHER CERAMIC MATERIALS AND COMPONENTS
Ki-ViHao supply and export PBN products and other ceramics materials been widely applied in
avionics, semiconductor, electronics, chemical, metallurgical, medical, vacuum and high
temperature, and pharmaceutical industries. There are available PBN and other ceramics
materials & components upon each customer’s specifications or our regular supply as below:
PBN is a kind of high temperature ceramic material, which is produced by chemical vapor deposition
(CVD) technique in special equipment, and can make sure related main properties as below:
|
Item |
Unit |
Properties |
|
Purity |
% |
99.99 min. |
|
Density |
g/cm3 |
2.15-2.20 |
|
High temperature |
°C |
2200 |
|
Sublimation point |
°C |
3000 |
|
Toxic |
/ |
Non-toxic |
|
Oxidation |
<1000°C |
Non-oxidation |
|
Lattice Parameters |
micro;m |
a: 2.504×10-10 c: 6.692×10-10 |
|
Gas Permeability(He) |
cm3/s |
1×10－10 |
|
Micro-hardness (ab) |
N/mm2 |
691.88 |
|
Volume resistivity |
Ω.cm |
3.11×1013 |
|
Tensile strength“C” |
N/mm2 |
153.86 |
|
Bending strength“ab” |
N/mm2 |
24.86 |
|
Young modulus |
Gpa |
24.04 |
|
Thermal conductivity |
W/cm.°C(200)℃ |
A. 0.6000 C. 0.026 |
|
W/cm.°C(900)℃ |
A:0.437 C:0.028 |
|
|
Dielectric strength(room) |
KV/mm |
56 |
|
Chemical Analysis Properties |
||
|
F: 1.5 x 10-6 Na: 1.7x 10-6 Mg: 5.8 x 10-6 Al:1.9 x 10-5 Mo: 9.7 x 10-7 Zr:1.4 x 10-6 Si: 5.4 x 10-5 Sb: 8.7 x 10-7 Se: 1.3 x 10-7 As: 3.4 x 10-7 Zn: 1.3 x 10-7 Ga: 2.8 x 10-7 Cu: 7.4 x 10-7 Ni: 2.1 x 10-6 Co: 4.7 x 10-8 Fe: 7.7 x 10-6 Mn: 4.4x10-7 Cr: 1.5 x 10-6 K: 3.0 x 10-6 Ca: 3.3 x 10-7 Ti: 5.2 x 10-6 V: 3.7 x 10-6 P: 2.2 x 10-5 S: 3.1 x 10-5 |
||
