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(A95 ceramics) |
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Essential components |
95％Al2O3 |
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Material characteristics
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Density |
g/cm3 |
3.6 |
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Water Absorption |
％ |
O |
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Agglomeration temperature |
℃ |
1680 |
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Physical characteristics
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Hardness |
HV |
1500 |
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Anti—Folding Strength |
Kgf/cm2 |
3000 |
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Compressive Strength |
Kgf/cm2 |
25000 |
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Tenacity |
Map.m3/2 |
3-4 |
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Thermodynamic property
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Highest application temperature |
℃ |
1450 |
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Thermal expansion coefficient O-1000℃ |
/℃ |
8*10-6 |
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Heat resistance |
T(℃) |
220 |
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Thermal conductivity |
W/m.k(25-300℃) |
25 14 |
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Electrical specification
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Volume resistivity
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20℃ |
>.cm |
>1012 |
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100℃ |
1012-1013 |
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300℃ |
>1010 |
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Insulation breakdown intensity |
KV/mm |
18 |
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Dielectric constant |
100MHz(E) |
9.5 |
The 95 95 Al2O3 ceramics perform well in electric insulation and are widely used in heat controllers， heat protectors，electronic ceramics and other electrical fittings．
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