Aluminum oxide substrate is widely used in the electronics industry as a base material for thin-film circuits and semiconductor devices due to its excellent electrical insulation and thermal conductivity. It serves as a crucial component in the production of LED lights, providing a stable and heat-resistant platform for mounting LED chips. In the field of catalysis, it acts as a support material for catalysts in chemical reactions, enhancing their efficiency and stability. Additionally, it is employed in the manufacturing of cutting tools and abrasives, where its hardness and durability improve the performance and lifespan of these products. In biomedical applications, it is utilized in the fabrication of implants and prosthetics, offering biocompatibility and wear resistance. Its high thermal and chemical stability also makes it suitable for use in high-temperature applications, such as furnace linings and thermal barriers.