Alumina (Al₂O₃) is a polycrystalline ceramic composed of aluminum and oxygen, widely recognized as one of the most versatile and commercially mature advanced ceramics. It is extensively used in applications ranging from refractory linings in high-temperature furnaces and electrical insulators to precision cutting tools, grinding media, and biomedical implants, where its combination of hardness, thermal stability, and chemical inertness provides significant advantages over metals and polymers. Engineers select alumina when they need a material that maintains strength at elevated temperatures, resists corrosion and wear, provides electrical insulation, or requires biocompatibility—making it a go-to choice across thermal processing, electronics, aerospace, and medical device industries.
Compliance & Regulations
1 interactive curve for this material
Stress-strain, S-N fatigue and environmental knockdown curves are free with an account.
Create free account| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Young's Modulus vs Temperature(E(T)) | Curve (6 pts) | Pa | — |
2 interactive curves for this material
Stress-strain, S-N fatigue and environmental knockdown curves are free with an account.
Create free account| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Specific Heat vs Temperature(Cp(T)) | Curve (6 pts) | J/(kg·K) | — | ||
Thermal Conductivity vs Temperature(k(T)) | Curve (7 pts) | W/(m·K) | — |