Key Features

   High Mechanical Strength

   Low Thermal Expansion Coefficient

   Good Anti-thermal Shock Property

Applications

   Protecting Pipe for Thermocouple

   Insulating Pipe

   Insulator

   Lining

Mullite

Characteristics of Material

Technical Parameters	Unit	Value
Main Composition		3Al2O3 • 2SiO2
Bulk Density	g/cm3	3.1
Mohs Hardness	HRA	6 ~ 7
Compressive Strength	MPa	1000
Tensile Strength	MPa	100
Bending Strength	MPa	180
Thermal Expansion Coefficient	×10-6/℃	4.0 (at 25 ~ 300℃)
Thermal Conductivity	W/m.K	3.9 ~ 6.1
Dielectric Constant (at1MHz )		6.5
Volume Resistiity	Ωcm	> 1013