焦家金矿磨矿介质配比优化试验研究与应用

衣成玉,裴英杰,马帅

Experimental Study and Application of Grinding Medium Ratio Optimization in Jiaojia Gold Mine

Chengyu YI,Yingjie PEI,Shuai MA

表9 工业试验前后3#球磨机溢流产品粒度组成

Table 9 Particle size composition of 3# ball mill overflow products before and after industrial test

粒级/mm 工业试验前 工业试验后 产率/% 正累积产率/% 负累积产率/% 产率/% 正累积产率/% 负累积产率/% 总和 100.00 - - 100.00 - - 0.30 5.53 5.53 100.00 4.04 4.04 100.00 0.30~0.15 25.17 30.70 94.47 25.82 29.86 95.96 0.15~0.10 10.58 41.28 69.30 10.68 40.54 70.14 0.10~0.074 9.93 51.21 58.72 4.25 44.79 59.46 0.074~0.038 14.97 66.18 48.79 22.02 66.81 55.21 -0.038 33.82 100.00 33.82 33.19 100.00 33.19