2025-01-14
Alumina is a high-hardness compound commonly used in the manufacture of refractory materials.
Alumina, chemical formula Alz0s. It is a high-hardness compound with a melting point of 2054 ° C and a boiling point of 2980 ° C. It is an ionic l crystal that can be ionized at high temperatures and is often used in the manufacture of refractory materials.