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Zircar Ceramics Alumina Mat

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer Zircar Ceramics
Trade Name
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
A layered, low density flexible mat made of 100% polycrystalline alumina fiber (non-RCF) designed for use to temperatures as high as 1650°C (3002°F). Shot free low density mat used as fill between rigid insulation materials as well as a source for making folded fiber modules. Information provided by Zircar Ceramics.
Physical Properties Metric English Comments
Density 0.0350 g/cc
0.00126 lb/in³
Loss On Ignition 0.000 %

@Temperature 800 °C,
Time 7200 sec
0.000 %

@Temperature 1470 °F,
Time 2.00 hour
Filament Diameter 3.0 - 3.5 µm
3.0 - 3.5 µm
Median Fiber Diameter
Thickness 35100 microns
1380 mil
Mechanical Properties Metric English Comments
Hardness, Mohs 6.0
6.0
Tensile Strength, Ultimate 1500 MPa
218000 psi
Perpendicular to Thickness
Modulus of Elasticity 320 GPa
46400 ksi
Thermal Properties Metric English Comments
Specific Heat Capacity 1.05 J/g-°C
0.250 BTU/lb-°F
Thermal Conductivity 0.0700 W/m-K

@Temperature 315 °C
0.486 BTU-in/hr-ft²-°F

@Temperature 599 °F
parallel to thickness; ASTM C177-76
0.0900 W/m-K

@Temperature 540 °C
0.625 BTU-in/hr-ft²-°F

@Temperature 1000 °F
Parallel to Thickness; ASTM C177-76
0.130 W/m-K

@Temperature 760 °C
0.902 BTU-in/hr-ft²-°F

@Temperature 1400 °F
Parallel to Thickness; ASTM C177-76
0.170 W/m-K

@Temperature 980 °C
1.18 BTU-in/hr-ft²-°F

@Temperature 1800 °F
parallel to thickness; ASTM C177-76
0.230 W/m-K

@Temperature 1200 °C
1.60 BTU-in/hr-ft²-°F

@Temperature 2190 °F
Parallel to Thickness; ASTM C177-76
0.300 W/m-K

@Temperature 1425 °C
2.08 BTU-in/hr-ft²-°F

@Temperature 2597 °F
Parallel to Thickness; ASTM C177-76
Melting Point 2036 °C
3697 °F
Maximum Service Temperature, Air 1650 °C
3000 °F
Shrinkage 0.00 %

@Temperature 1200 °C
0.00 %

@Temperature 2190 °F
Perpendicular to Thickness
2.20 %

@Temperature 1425 °C
2.20 %

@Temperature 2597 °F
Perpendicular to Thickness
3.0 %

@Temperature 1535 °C
3.0 %

@Temperature 2795 °F
Perpendicular to Thickness
4.00 %

@Temperature 1650 °C
4.00 %

@Temperature 3000 °F
perpendicular to thickness
Component Elements Properties Metric English Comments
Al2O3 95 - 97 %
95 - 97 %
Other <= 0.50 %
<= 0.50 %
Including Sodium and Calcium
SiO2 3.0 - 5.0 %
3.0 - 5.0 %
Descriptive Properties Value Comments
Color White
Shot content Negligible
Non Fibrous Material
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