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Mullite Ceramic Honeycomb is made of mullite ceramic. Mullite is an excellent structural material due to its high-temperature stability, strength, and creep resistance. It has a low dielectric constant and high electrical insulation capabilities.
Advanced Ceramic Materials (ACM) is a trustworthy supplier of Mullite Honeycomb Ceramic that has over two decades of experience in supplying Mullite Ceramic Honeycomb of high quality at competitive prices.
|
Properties |
Units |
Test |
Value |
|
Physical |
|||
|
Chemical Formula |
- |
- |
3Al2O3-SiO2 |
|
Density,?ρ |
g/cm3 |
ASTM C20 |
2.80 |
|
Color |
- |
- |
tan |
|
Crystal Structure |
- |
- |
orthorhombic |
|
Water Absorption |
% @R.T. |
ASTM C373 |
0.0 |
|
Hardness |
Moh's |
- |
8 |
|
Hardness |
knoop (kg/mm2) |
Knoop 100g |
1450 |
|
Mechanical |
|||
|
Compressive Strength |
MPa @ R.T. |
ASTM C773 |
551 |
|
Tensile Strength |
MPa @ R.T. |
ACMA Test #4 |
103.5 |
|
Modulus of Elasticity |
GPa |
ASTM C848 |
150 |
|
Flexural Strength?(MOR) |
MPa @ R.T. |
ASTM F417 |
170 |
|
Poisson's Ratio,?ν |
- |
ASTM C818 |
0.25 |
|
Fracture Toughness, KIc |
MPa x m1/2 |
Notched Beam Test |
2.0 |
|
Thermal |
|||
|
Max. Use Temperature |
?C |
No load cond. |
1700 |
|
Thermal Shock Resistance |
ΔT (?C) |
Quenching |
300 |
|
Thermal Conductivity |
W/m-K @ R.T. |
ASTM C408 |
3.5 |
|
Coefficient of Linear Thermal Expansion,?αl |
?m/m-?C (~25?C through ±1000?C) |
ASTM C372 |
5.3 |
|
Specific Heat, cp |
cal/g-?C @ R.T. |
ASTM C351 |
0.23 |
|
Electrical |
|||
|
Dielectric Constant |
1MHz @ R.T. |
ASTM D150 |
6.0 |
|
Dielectric Strength |
kV/mm |
ASTM D116 |
9.8 |
|
Electrical Resistivity |
Ω cm @ R.T. |
ASTM D1829 |
1013 |
|
SiO2% |
25-38 |
|
Al2O3% |
50-65 |
|
MgO% |
?< 1.0 |
|
K2O+Na2O3% |
< 1.0 |
|
Fe2O3% |
< 1.5 |
- Regenerator
- Refractory kiln furniture
