Abstract: The roasting activation of coal fly ash using KF as assistant was studied, and the action mechanism of KF was discussed in the process of roasting and acid-leaching.

• 摘 要: 对以KF为助剂焙烧活化粉煤灰的条件进行研究，并对KF活化粉煤灰及其在焙烧产物酸浸过程中的活化机理进行探讨。