矿柱爆破回采对胶结充填体损伤影响试验研究
宋春辉,李祥龙,王建国,宋飞

Experimental Study on the Effect of Pillar Blasting Mining on the Damage of Cemented Filling Body
Chunhui SONG,Xianglong LI,Jianguo WANG,Fei SONG
表1 试验盘区充填体配比情况
Table 1 Situation of filling body ratio in test area
配比强度参数变形参数
水泥添加量/(kg·m-3浓度/%尾砂添加/(kg·m-3水添加量/(kg·m-3内聚力/MPa抗压强度/MPa抗拉强度/MPa体积模量/MPa剪切模量/MPa
150721 2175320.21.020.15218.4492.48