Изоляционный стеатита в форме спирали из керамической проволоки изоляция бусины
0,09 $ - 0,15 $
Сохранить в закладки 1600324493251:
Color | White or red |
Shape | custom made |
Size | custom made |
Characteristics | Insulation, wear resistance, high temperature resistance |
95%,99%,99.7% Al2O3 Material parameters | ||||||||||
Thing | Test condition | Unit symbol | 95% alumina ceramic | 99% alumina ceramic | 99.7% alumina ceramic | |||||
Main Chemical Composition | Alumina | Alumina | Alumina | |||||||
Bulk Density | G/cm3 | >3.6 | 3.89 | 3.96 | ||||||
Maximum Use Temperature | 1450℃ | 1600°C | 1650°C | |||||||
Water Absorption | % | 0 | 0 | 0 | ||||||
ROHS Hardness | ≥85 | ≥89 | ≥89 | |||||||
Bending Strength | 20℃ | MPa (psi x 103) | 358(52) | 550 | 550 | |||||
Compressive Strength | 20℃ | MPa (psi x 103) | 2068 (300) | 2600(377) | 2600(377) | |||||
Fracture Toughness | K(Ic) | MPa m1/2 | 4-5 | 5.6 | 6 | |||||
Thermal Expansion Coefficient | 25-1000℃ | 1X 10-6/°C | 7.6 | 7.9 | 8.2 | |||||
Coefficient | 20℃ | W/m°K | 16 | 30 | 30.4 | |||||
Thermal Conductivity | ||||||||||
Thermal Shock Resistance | TC | ℃ | 250 | 200 | 200 | |||||
Dielectric Constant | 1MHz.25°C | 9 | 9.7 | 9.7 | ||||||
Dielectric Strength | ac-kV/mm (ac V/mil) | 8.3 (210) | 8.7 (220) | 8.7 (220) | ||||||
Volume Resistivity | 100°C | Ohm-cm | > 1013 | > 1014 | > 1014 |
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