CAJ | 학술논문

主要介绍了某含炭难选红柱石矿的工艺矿物学及浮选工艺研究。结果表明，采用浮选脱炭-脱泥-酸性浮选-强磁选常规选别艺流程，在磨矿细度70％-0．074 mm条件下，最终获得红柱石精矿产率7．07％、红柱石矿物含量为91．07％、Al2 O3含量为55．72％、Fe2 O3含量1．50％的选别技术指标，为该矿的开发利用提供了可行性技术方案。
주요개소료모함탄난선홍주석광적공예광물학급부선공예연구。결과표명，채용부선탈탄-탈니-산성부선-강자선상규선별예류정，재마광세도70％-0．074 mm조건하，최종획득홍주석정광산솔7．07％、홍주석광물함량위91．07％、Al2 O3함량위55．72％、Fe2 O3함량1．50％적선별기술지표，위해광적개발이용제공료가행성기술방안。
Study on the mineralogy and the flotation of a refractory andalusite ore containing carbon is described in the paper .An andalusite concentrate with a yield of 7 .07%, containing 91 .07%andalusite, 55.72%Al2O3 and 1.50 %Fe2O3, can be obtained by the application of the common flowsheet of carbon flotation -desliming-flotation in acid medium-high intensity magnetic sepa-ration at a grinding fineness of 70% -0.074 mm, providing a feasible technical scheme for the de-velopment and exploitation of this andalusite ore .