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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.

 

 

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