1. High Temperature Resistance: Alumina discs can withstand extreme temperatures, making them ideal for applications that require thermal stability. 2. Exceptional Hardness: With a high degree of hardness, alumina discs are highly resistant to wear and abrasion, ensuring longevity in demanding environments. 3. Chemical Inertness: Alumina discs is chemically inert and resistant to most acids and alkalis, making alumina discs suitable for use in harsh chemical environments. 4. High Electrical Insulation: Alumina discs offer excellent electrical insulation properties, which makes them ideal for electronic and electrical applications. 5. Good Thermal Conductivity: Despite being an excellent insulator, alumina discs also has good thermal conductivity, which allows for efficient heat dissipation in thermal management applications. 6. Biocompatibility: Alumina discs is biocompatible, which makes these discs suitable for medical applications, such as implants or laboratory equipment.