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Zircar Ceramics HASH-60 Alumina-Silica 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 HASH-60 Alumina-Silica Insulation.pdf
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Material Notes:
ZIRCAR Ceramics Alumina-Silica Insulation Type HASH-60 is a hardened insulation board used primarily for its high temperature dielectric strength in high power electrical switching equipment. Information provided by Zircar Ceramics.
Physical Properties Metric English Comments
Density 0.720 g/cc
0.0260 lb/in³
Mechanical Properties Metric English Comments
Modulus of Rupture 0.00520 GPa
0.754 ksi
Compressive Yield Strength 4.10 MPa
595 psi
at 10% Compression, Parallel to thickness
6.90 MPa
1000 psi
at 20% Compression, Parallel to thickness
Thermal Properties Metric English Comments
Melting Point 1815 °C
3299 °F
Maximum Service Temperature, Air 1093 °C
1999 °F
Shrinkage 1.80 %

@Temperature 980 °C,
Time 86400 sec
1.80 %

@Temperature 1800 °F,
Time 24.0 hour
Perpendicular to Thickness
3.00 %

@Temperature 1093 °C,
Time 86400 sec
3.00 %

@Temperature 1999 °F,
Time 24.0 hour
Perpendicular to Thickness
Component Elements Properties Metric English Comments
Al2O3 68 %
68 %
SiO2 32 %
32 %
Electrical Properties Metric English Comments
Volume Resistivity 2.20e+8 ohm-cm
2.20e+8 ohm-cm
ASTM D257
Surface Resistance 4.60e+7 ohm
4.60e+7 ohm
ASTM D257
Arc Resistance >= 420 sec
>= 420 sec
ASTM D495
Descriptive Properties Value Comments
Color White
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