calcined alumina

noun

Meaning

Alumina that has been heated to a high temperature in a process that removes impurities and causes structural changes, making it harder and more stable.

Examples

  • Calcined alumina is a key component in the manufacturing of refractory bricks.
  • The purity of the calcined alumina is critical for its performance in electronic substrates.

Synonyms: heated alumina, processed alumina, fired alumina