.jpg)
Topics Covered
Cordierite
Chemical Formula of Cordierite
Mechanical Properties of Cordierite
Electrical Properties of Cordierite
Thermal Properties of Cordierite
About Insaco
Cordierite is a magnesium alumino silicate material characterized by its ability to work at high temperatures and offers good thermal shock resistance.
The chemical of Cordierite is provided in the table below:
| Property |
Value* |
| Chemical Formula |
2MgO-2Al2O3-5SiO2 |
* All properties are at room temperature unless otherwise noted.
The mechanical properties of Cordierite are mentioned in the table below:
| Property |
Value* |
| Density |
2.5 gm/cc |
| Hardness |
7-7.5 Mohs |
| Tensile Strength |
3.5-5.5 kpsi |
| Modulus of Elasticity |
12 x 106 psi |
| Flexural Strength |
8-17 kpsi |
| Compressive Strength |
30-51 kpsi |
* All properties are at room temperature unless otherwise noted.
The electrical properties of Cordierite are mentioned in the table below:
| Property |
Value* |
| Dielectric Strength |
212 ac V/mil |
| Dielectric Constant |
5(@ 1 MHz) |
| Volume Resistivity |
1011 ohm-cm |
* All properties are at room temperature unless otherwise noted.
The thermal properties of Cordierite are mentioned in the table below:
| Property |
Value* |
| Coefficient of Thermal Expansion |
1.7-2.4 x 10-6/°C |
| Thermal Conductivity |
3 W/mK |
| Maximum Working Temperature |
500-1100°C |
* All properties are at room temperature unless otherwise noted.
If you are considering an engineering application that you feel may be suited to Cordierite then Insaco with 65 years of experience is second to none.
They have many decades of experience on machining and polishing Cordierite materials for a wide range of applications and have been involved in many of the applications above when they were in their infancy.
Presently they have an 85,000 ft2 facility with more than 300 machine tools capable of grinding and polishing glass ceramics and other ceramic materials to useful geometries and tolerances.
Source: Insaco
For more information, please visit Insaco