Zirconium Boride Used in special ceramic industry
Zirconium Boride basic information:
CAS: 12045-64-6
MF: ZrB2
Appearance: Dark grey powder
Zirconium Boride index:
Melting point/°C |
3000(disintegrate) |
Operating temperature/°C |
900~1000(atmosphere),2800(N2) |
Density/g.cm-3 |
2.27 |
Hardness(Moh’s) |
2 |
Thermal conductivity/W.m-3.K-1 |
46.75~50.24 |
Coefficient of thermal expansion/10-6 °C-1 |
7.5 |
Breakdown voltage/kV.m-1 |
(3.0~4.0)×104 |
Dielectric constant(ε) |
4.0~4.3 |
Dielectric loss(tanδ)/10-4 |
2~8 |
Resistivity /Ω.m |
> 1012 |
Bending strength(RT) |
>35mpa |
The compressive strength(RT) |
>200mpa |
Zirconium Boride usage:
1) Used as high temperature resistant materials in space industry and as wear-resistant and smooth solid material, cutting tools, temperature thermocouple protective tube as well as the electrolysis of molten compound electrode material;
2) It is particularly suitable for use as surface coating of rolling balls;
3) Used in special ceramic industry and refractory industry;
4) Used in nuclear industry and military industry.