The main chemical ingredient of cordierite is 2MgO2Al2O35SiO2, main material is steatite,clay,alumina,feldspar,etc

The main chemical ingredient of cordierite is 2MgO·2Al2O3·5SiO2,main material is steatite,clay,alumina,feldspar, etc. Manufactured by normal ceramic technical, can be used for loop framework, insulators of arc-resistance,element of composite materials,burnable nozzle of electrical insulators, and etc.

Cordierite porcelain

Essential components

2MgO 2Al2O3 5SiO2

Density

g/cm3

2.5

Water Absorption

0

Material
characteristics

Agglomeration temperature

1350

Hardness

HV

800

AntiFolding Strength

Kgf/cm2

900

Physical characteristics

Compressive Strength

Kgf/cm2

3500

Tenacity

Map.m3/2

-

Highest application temperature

1 000

Thermal expansion coefficient 0-1000

/

4*10-6

Thermodynamic property

Heat resistance

T()

250

Thermal conductivity

W/m.k(25-300)

1.3-

20

>1012

100

>.cm

107-108

Volume resistivity

300

3*105

Electrical specification

Insulation breakdown intensity

KV/mm

10

Dielectric constant

100MHz(E)

6