江西某铜矿大型球磨机介质制度优化试验研究
李付博,肖庆飞,黄胤淇,张谦,王旭东

Experimental Study on Optimizing the Media System of Large-scale Ball Mill in a Copper Mine in Jiangxi Province
Fubo LI,Qingfei XIAO,Yinqi HUANG,Qian ZHANG,Xudong WANG
表4 矿石力学性质测定结果
Table 4 Determination results of mechanical properties of ores
矿块编号天然容重/(g·cm-3单轴抗压强度/MPa平均强度/MPa割线弹性模量E50/(×104 MPa)E50平均值割线泊松比U50U50平均值
1#矿块2.6979.483.83.723.870.270.27
88.24.140.27
83.83.740.28
2#矿块2.8969.472.14.014.100.140.14
71.33.950.12
75.74.340.15
3#矿块2.7664.271.44.034.270.320.33
73.24.540.34
76.94.170.33