Ceramic Fixed Base
![](https://image.lily-bearing.com/images/web/ceramic_01.jpg)
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TECHNICAL SPECS | ||
Material | Aluminum Oxide (Al2O3) | |
Color | White | |
Size | 20x42x15mm | |
Accuracy | 0.008mm | |
Maximum Temperature | 400℃(752F) | |
Circular Runout | 12um | |
Perpendicularity | 12um | |
Circularity | 10um | |
Parallelism | 15um | |
Applications | Chemicals, aerospace, medicine, environmental protection equipment, electronics industry. High temperature processing equipment | |
RoHS | Compliant | |
MATERIAL PROPERTIES | ||
Density g/cm3 (lb/ft3) | 3.89(242.8) | |
Porosity %(%) | 0(0) | |
Color | ivory | |
Flexural Strength(MPa (lb/in2x103)) | 379(55) | |
Elastic Modulus(GPa (lb/in2x103)) | 375(54.4) | |
Shear Modulus(GPa (lb/in2x106)) | 152(22) | |
Bulk Modulus(GPa (lb/in2x106)) | 228(33) | |
Poisson’s Ratio | 0.22(0.22) | |
Compressive Strength(MPa (lb/in2x103)) | 2600(377) | |
Hardness(Kg/mm2) | 1440 | |
Fracture Toughness KIC(MPa•m1/2) | 4 | |
Maximum Use Temperature (no load)(°C(°F)) | 1750(3180) | |
Thermal Conductivity(W/m°K (BTU•in/ft2•hr•°F)) | 35(243) | |
Coefficient of Thermal Expansion(10–6/°C (10–6/°F)) | 8.4(4.7) | |
Specific Heat(J/Kg•°K (Btu/lb•°F)) | 880(0.21) | |
Dielectric Strength(ac-kv/mm (volts/mil)) | 16.9(420) | |
Dielectric Constant(@ 1 MHz@ 1 MHz) | 9.8(9.8) | |
Volume Resistivity(ohm•cm) | >1014 |