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(A95 ceramics) | ||||
Essential components | 95Al2O3 | |||
Material characteristics | Density | g/cm3 | 3.6 | |
Water Absorption | O | |||
Agglomeration temperature | 1680 | |||
Physical characteristics | Hardness | HV | 1500 | |
AntiFolding Strength | Kgf/cm2 | 3000 | ||
Compressive Strength | Kgf/cm2 | 25000 | ||
Tenacity | Map.m3/2 | 3-4 | ||
Thermodynamic property | Highest application temperature | 1450 | ||
Thermal expansion coefficient O-1000 | / | 8*10-6 | ||
Heat resistance | T() | 220 | ||
Thermal conductivity | W/m.k(25-300) | 25 14 | ||
Electrical specification | Volume resistivity | 20 | >cm | >1012 |
100 | 1012-1013 | |||
300 | >1010 | |||
Insulation breakdown intensity | KV/mm | 18 | ||
Dielectric constant | 100MHz(E) | 9.5 | ||
Using CIP forming method,sintering under high temperature;high alumina content,good hermetical property,big density,high purity,heat-resistant,high voltage resistant,acid/alkali corrode-resistant and good insulation
alumina boxes