黄金矿山格子型球磨机节能降耗应用研究

孙浩杰,杨俊彦,李雪林,徐忠敏,谷建国,游世辉

Application Research on Energy Saving and Consumption Reduction of Grid Ball Mill in Gold Mine

Haojie SUN,Junyan YANG,Xuelin LI,Zhongmin XU,Jianguo GU,Shihui YOU

表4 精确化补装球前返砂筛分结果粒级分布

Table 4 Particle level distribution of sand return screening results before accurate refilling

粒级/mm 个别产率/% 筛上累计产率/% 筛下累计产率/% 合计 100.00 +6 5.03 5.03 100.00 -6+4 2.09 7.12 94.97 -4+2 3.36 10.48 92.88 -2+0.900 8.47 18.95 89.52 -0.900+0.450 30.97 49.92 81.05 -0.450+0.180 28.07 77.99 50.08 -0.180+0.125 8.90 86.89 22.01 -0.125+0.074 5.10 91.99 13.11 -0.074+0.038 2.96 94.95 8.01 -0.038 5.05 100.00 5.05