Tantalum boride is widely used in high-temperature environments due to its exceptional hardness and thermal stability. It is commonly applied as a coating material for cutting tools and wear-resistant components, enhancing their durability and performance under extreme conditions. In the aerospace industry, it is utilized in turbine blades and other engine parts to withstand high stress and heat. Additionally, tantalum boride is employed in the production of refractory materials, which are essential in furnaces and reactors operating at elevated temperatures. Its electrical conductivity also makes it suitable for use in electronic components, particularly in environments where resistance to corrosion and oxidation is critical.