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Zircar Ceramics SALI-2 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 SALI-2 Alumina Insulation.pdf
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Material Notes:
SALI-2 is a premium grade rigid insulation board used as hotface insulation or a precision machined furnace fixtures.Information provided by Zircar Ceramics.
Physical Properties Metric English Comments
Density 0.510 g/cc
0.0184 lb/in³
Open Porosity 84 %
84 %
Mechanical Properties Metric English Comments
Flexural Strength 2.14 MPa
310 psi
Parallel to thickness
Compressive Yield Strength 1.04 MPa
151 psi
at 10% Compression, Parallel to thickness
Thermal Properties Metric English Comments
CTE, linear 6.20 µm/m-°C

@Temperature 20.0 - 1100 °C
 3.44 µin/in-°F

@Temperature 68.0 - 2010 °F
Specific Heat Capacity 1.05 J/g-°C
0.250 BTU/lb-°F
Thermal Conductivity 0.150 W/m-K

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

@Temperature 482 °F
 Parallel to Thickness; ASTM C177-76
0.250 W/m-K

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

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

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

@Temperature 2460 °F
 Parallel to Thickness; ASTM C177-76
Melting Point 1870 °C
3400 °F
Maximum Service Temperature, Air 1800 °C
3270 °F
Continuous
1830 °C
3330 °F
Intermittent
Softening Point 1340 °C
2440 °F
Temperature sample yields under load of push rod in CTE determination
Shrinkage 2.00 %
2.00 %
SAG/Distortion, 6in. (152mm) x 1in. (25.4mm) x 1in. (25.4mm), 5in. (127mm) Span, % after 24 hrs. at 1650°C
0.000 %

@Temperature 1700 °C,
Time 86400 sec
 0.000 %

@Temperature 3090 °F,
Time 24.0 hour
 Perpendicular to Thickness
3.00 %

@Temperature 1800 °C,
Time 86400 sec
 3.00 %

@Temperature 3270 °F,
Time 24.0 hour
 Perpendicular to Thickness
Component Elements Properties Metric English Comments
Al2O3 80 %
80 %
SiO2 20 %
20 %
Descriptive Properties Value Comments
Bond Silica
Color White
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