Tantalum Crucibles
Tantalum Crucibles
Tantalum Crucibles | |
Product No | NRE-47016 |
CAS No. | 7440-25-7 |
Formula | Ta |
Molecular Weight | 180.94 g/mol |
Purity | 99.9% |
Density | 16.69 g/cm3 (20 °C) |
Melting Point | 3017 °C |
Boiling Point | 5458 °C |
Shape | Crucible |
Electrical Resistivity | 131 nΩ·m (20 °C) |
Electronegativity | 1.5 Paulings |
Tantalum Crucibles
Introduction:
Tantalum crucibles are high-performance containers crafted from tantalum, a refractory metal celebrated for its remarkable resistance to corrosion, high melting point (approximately 3,017°C or 5,463°F), and excellent thermal stability. These properties make tantalum crucibles ideal for a variety of specialized applications, particularly in environments where high temperatures and chemical reactivity are present.
Applications
Metallurgical Processes:
Melting and Casting: Used extensively for melting and casting high-temperature metals and alloys, such as titanium and zirconium, where high purity and minimal contamination are critical.
Chemical Processing:
Reactions with Corrosive Substances: Employed in chemical synthesis and reactions involving acids, bases, and other corrosive agents due to tantalum’s inertness and resistance to chemical attack.
Nuclear Applications:
Handling Radioactive Materials: Utilized in nuclear reactors and waste management, where tantalum’s low neutron absorption cross-section is advantageous for maintaining reactor efficiency.
High-Temperature Research:
Materials Science Experiments: Commonly used in laboratories for high-temperature studies in materials science, where precise thermal control and material integrity are essential.
Thin Film Deposition:
Semiconductor Manufacturing: Applied in physical vapor deposition (PVD) processes to create thin films in the electronics industry, where tantalum’s properties enhance the quality and performance of the films.
Sintering of Ceramics:
Used in the sintering process for advanced ceramics, providing a stable environment for achieving desired mechanical properties and structural integrity.
Superconducting Materials:
Production of Superconductors: Employed in the manufacturing of superconducting materials, where high purity and the ability to withstand elevated temperatures are necessary.
Thermal Management Applications:
Utilized in environments requiring effective heat dissipation, leveraging tantalum’s high thermal conductivity to manage temperatures effectively.
Pharmaceutical Applications:
Processing Reactive Compounds: Used in the pharmaceutical industry for reactions that require a high level of purity and resistance to contamination, particularly for sensitive compounds.
Electronics and Capacitors:
Employed in the fabrication of tantalum capacitors, where the unique properties of tantalum enhance performance in electronic applications.