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Alumina (Al2O3) Ceramic Crucible...
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Alumina (Al2O3) Ceramic Crucible offers high hardness, mechanical strength, temperature stability, thermal conductivity, insulation, and corrosion resistance, making it ideal for laboratory analyses and industrial applications. Heeger Materials offers top-quality Al2O3 crucibles at competitive prices, offering specialized and customized services to meet specific requirements.
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Shape | Square, Cylinder, Cone, or customized |
Materials | Al2O3 |
Purity | 95%, 99%, 99.7%, or customized |
Size | Per request or drawing |
Alumina (Al2O3) Ceramic Crucible is a high-temperature container crafted from alumina ceramic. It is typically employed for heating, melting, or sintering metals, ceramics, glass, and other materials at elevated temperatures. Possessing excellent oxidation, corrosion, abrasion, and high-temperature resistance, the crucible can operate stably for extended periods at high temperatures without undergoing deformation, cracking, or breaking. As a result, Alumina (Al2O3) Crucibles find widespread use in high-temperature experiments, material preparation, and various industrial applications.
HM can provide high-quality Alumina (Al2O3) Ceramic Crucibles in square, cylindrical, and conical shapes, with capacities ranging from 5 to 2000 ml. The shapes and capacities can also be customized based on specific drawings.
Composition | UNIT | HM-Al95 | HM-Al99 | HM-Al997 |
AL2O3 Content | % | 95 | 99 | 99.7 |
Color |
| White | Ivory | Ivory |
Tensile Strength | Kpsi | 32 | 38 | 36 |
Flexural Strength | Kpsi | 52 | 55 | 54 |
Compressive Strength | Kpsi | 300 | 377 | 350 |
Density | g/cc | 3.70 | 3.90 | 3.92 |
Hardness | HV, GPa | 13.8 | 17.2 | 18 |
Thermal Conductivity | W/(m K) | 25 | 30 | 30 |
Coefficient of Thermal Expansion | In / In°C (x10-6) | 7.7 | 7.8 | 7.8 |
Working Temperature | °C | 1500 | 1650 | 1750 |
Dielectric Constant |
| 9.5 | 9.7 | 9.8 |
Volume Resistivity (25°C) | Ohm-cm | >1014 | >1014 | >1014 |
Alumina (Al2O3) Ceramic Crucibles are carefully packaged with adhesive-free surface protection tape and cardboard boxes to minimize damage during storage and transportation and to preserve the quality of our products in their original condition.
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