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1 焦家金矿矿石力学性质测定结果
Table 1 Determination results of mechanical properties of the ores in Jiaojia gold mine
编号矿石密度/(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2.7272.4080.501.221.200.430.37
88.201.140.34
80.801.240.33
2#矿块2.8867.2066.701.041.210.280.28
70.001.250.26
62.801.340.31
3#矿块2.7869.2072.401.031.090.320.32
71.201.070.33
76.801.170.32