The effects of the calcine size,leaching temperature,leaching time and solution-solid ration no the leaching rate of the sodium chromate in the chromium calcine are investigated.

• 结果表明,在试验的浸出条件下,铬焙砂粒度对铬浸出率的影响不显著,铬浸出率随浸出温度升高、液固比增大和浸出时间延长而增加。