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Master Bond adhesives

Zircar Ceramics AL-25/1700 Alumina Insulation
Categories: Ceramic; Oxide; Aluminum Oxide

Material Notes: AL-25/1700 is a rigid medium duty grade of alumina fiber board. Not as strong as SALI but capable of delivering years of service.

Information provided by Zircar Ceramics.

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Physical PropertiesMetricEnglishComments
Density 0.440 g/cc0.0159 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Modulus of Rupture 0.00138 GPa0.200 ksiParallel to Thickness
Compressive Yield Strength 0.241 MPa35.0 psiat 2% Consolidation, Parallel to Thickness
 
Electrical PropertiesMetricEnglishComments
Dielectric Loss Index 0.010
@Frequency 2.45e+9 Hz,
Temperature 1400 °C
0.010
@Frequency 2.45e+9 Hz,
Temperature 2550 °F
In Microwave
 
Thermal PropertiesMetricEnglishComments
Thermal Conductivity  0.110 W/m-K
@Temperature 400 °C
0.763 BTU-in/hr-ft²-°F
@Temperature 752 °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
 0.220 W/m-K
@Temperature 1100 °C
1.53 BTU-in/hr-ft²-°F
@Temperature 2010 °F
 0.270 W/m-K
@Temperature 1650 °C
1.87 BTU-in/hr-ft²-°F
@Temperature 3000 °F
Parallel to Thickness; ASTM C177-76
Maximum Service Temperature, Air 1700 °C3090 °FContinuous
Shrinkage  0.75 %
@Temperature 1700 °C,
Time 86400 sec
0.75 %
@Temperature 3090 °F,
Time 24.0 hour
Length & Width
 3.0 %
@Temperature 1700 °C,
Time 86400 sec
3.0 %
@Temperature 3090 °F,
Time 24.0 hour
Thickness
 
Component Elements PropertiesMetricEnglishComments
Al2O3 80 %80 %
SiO2 20 %20 %

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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CZIR044 / 2852

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