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Zircar Ceramics AL-30 Alumina Insulation

Category Ceramic , Oxide , Aluminum Oxide
Manufacturer Zircar Ceramics
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF Zircar Ceramics AL-30 Alumina Insulation.pdf
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Material Notes:
AL-30 and AL-30AA are rigid alumina fiber boards characterized by uniform open porosity and high machinability. Alumina bonded AL-30AA is used in fuel cell reformers.Information provided by Zircar Ceramics.
Physical Properties Metric English Comments
Density 0.480 g/cc
0.0173 lb/in³
Open Porosity 85 %
85 %
Mechanical Properties Metric English Comments
Flexural Strength 3.28 MPa

@Strain 30.0 %
475 psi

@Strain 30.0 %
Load applied normal to fiber plane, strain = load deformation in mils; Three point bending, sample 0.5"*0.5"*4"
3.28 MPa

@Strain 35.0 %
475 psi

@Strain 35.0 %
Load applied parallel to fiber plane, strain = load deformation in mils; Three point bending, sample 0.5"*0.5"*4"
Compressive Yield Strength 1.03 MPa

@Strain 3.00 %
150 psi

@Strain 3.00 %
Load applied parallel to fiber plane
1.07 MPa

@Strain 10.0 %
155 psi

@Strain 10.0 %
Load applied parallel to fiber plane
2.41 MPa

@Strain 5.00 %
350 psi

@Strain 5.00 %
Load applied normal to fiber plane
2.76 MPa

@Strain 10.0 %
400 psi

@Strain 10.0 %
Load applied normal to fiber plane
Thermal Properties Metric English Comments
CTE, linear 5.00 µm/m-°C

@Temperature 20.0 - 1000 °C
2.78 µin/in-°F

@Temperature 68.0 - 1830 °F
Specific Heat Capacity 1.05 J/g-°C
0.250 BTU/lb-°F
Thermal Conductivity 0.0900 W/m-K

@Temperature 250 °C
0.625 BTU-in/hr-ft²-°F

@Temperature 482 °F
parallel to thickness; ASTM C177-76
0.120 W/m-K

@Temperature 525 °C
0.833 BTU-in/hr-ft²-°F

@Temperature 977 °F
Parallel to thickness; ASTM C177-76
0.160 W/m-K

@Temperature 800 °C
1.11 BTU-in/hr-ft²-°F

@Temperature 1470 °F
Parallel to thickness; ASTM C177-76
0.190 W/m-K

@Temperature 1075 °C
1.32 BTU-in/hr-ft²-°F

@Temperature 1967 °F
Parallel to thickness; ASTM C177-76
0.230 W/m-K

@Temperature 1350 °C
1.60 BTU-in/hr-ft²-°F

@Temperature 2460 °F
Parallel to thickness; ASTM C177-76
0.270 W/m-K

@Temperature 1650 °C
1.87 BTU-in/hr-ft²-°F

@Temperature 3000 °F
Parallel to Thickness; ASTM C177-76
Melting Point 1870 °C
3400 °F
Maximum Service Temperature, Air 1600 °C
2910 °F
Continuous
1700 °C
3090 °F
Intermittent
Shrinkage 1.00 %

@Temperature 1500 °C,
Time 86400 sec
1.00 %

@Temperature 2730 °F,
Time 24.0 hour
Perpendicular to Thickness
3.00 %

@Temperature 1650 °C,
Time 86400 sec
3.00 %

@Temperature 3000 °F,
Time 24.0 hour
Perpendicular to Thickness
Component Elements Properties Metric English Comments
Al2O3 85 %
85 %
SiO2 15 %
15 %
Descriptive Properties Value Comments
Color White
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