CAJ | 학술논문

　　研究了某三水型高钛铝土矿的溶出特性，考察了温度、时间、石灰添加量及碱质量浓度对氧化铝和二氧化钛溶出率的影响。试验结果表明：温度对氧化铝的溶出影响显著，而石灰添加量对钛的溶出影响较大；较佳的溶出条件为温度240℃，时间40 min ，石灰添加量4％，苛性碱质量浓度225 g/L ；最佳条件下，二氧化钛溶出率为9．75％，氧化铝溶出率为88．91％。
　　연구료모삼수형고태려토광적용출특성，고찰료온도、시간、석회첨가량급감질량농도대양화려화이양화태용출솔적영향。시험결과표명：온도대양화려적용출영향현저，이석회첨가량대태적용출영향교대；교가적용출조건위온도240℃，시간40 min ，석회첨가량4％，가성감질량농도225 g/L ；최가조건하，이양화태용출솔위9．75％，양화려용출솔위88．91％。
The dissolution property of a high titanium bauxite was investigated .The effect of several factors on dissolution of aluminum and titanium dioxide were examined .The experimental results showed that temperature was a significant influencing factor on dissolution of alumina ,lime usage influenced significantly the dissolution of titanium .The titanium dioxide dissolution rate was 9 .75%and alumina relative dissoution rate was 88 .91% under the best conditions of temperature of 240 ℃ , dissolution time of 40 minutes ,lime usage of 4% and alkali mass concentration of 225 g/L .