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Zircar Ceramics ZAL-15 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 ZAL-15 Alumina Insulation.pdf
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Material Notes:
ZAL-15 is a low thermal conductivity uniformly bound fiber board. It is ideal for machining into precision thermal insulators.Information provided by Zircar Ceramics.
Physical Properties Metric English Comments
Density 0.240 g/cc
0.00867 lb/in³
Open Porosity 93 %
93 %
Mechanical Properties Metric English Comments
Flexural Strength 1.55 MPa

@Strain 40.0 %
225 psi

@Strain 40.0 %
Load applied normal to fiber plane, strain = load deformation in mils; Three Point Bending, Sample 0.5"*0.5"*4"
1.55 MPa

@Strain 25.0 %
225 psi

@Strain 25.0 %
Load applied parallel to fiber plane, strain = load deformation in mils; Three Point Bending, Sample 0.5"*0.5"*4"
Compressive Yield Strength 0.207 MPa

@Strain 2.00 %
30.0 psi

@Strain 2.00 %
Load applied normal to fiber plane
0.207 MPa

@Strain 6.00 %
30.0 psi

@Strain 6.00 %
Load applied normal to fiber plane
0.345 MPa

@Strain 2.00 %
50.0 psi

@Strain 2.00 %
Load applied parallel to fiber plane
1.24 MPa

@Strain 6.00 %
180 psi

@Strain 6.00 %
Load applied parallel 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 0.0600 W/m-K

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

@Temperature 482 °F
parallel to thickness; ASTM C177-76
0.0800 W/m-K

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

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

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

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

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

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

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

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

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

@Temperature 2460 °F
Parallel to Thickness; ASTM C177-76
Melting Point 1870 °C
3400 °F
Maximum Service Temperature, Air 1550 °C
2820 °F
Continuous
1650 °C
3000 °F
Intermittent
Shrinkage 1.00 %

@Temperature 1550 °C,
Time 3600 sec
1.00 %

@Temperature 2820 °F,
Time 1.00 hour
Perpendicular to Thickness
3.00 %

@Temperature 1650 °C,
Time 3600 sec
3.00 %

@Temperature 3000 °F,
Time 1.00 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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