浅谈在螺旋装药中如何提高TNT的利用率

Discussion of how to improve the utilization of TNT on the charge of spiral

根据螺旋装药的工艺特点及现有设备状况,为提高TNT的利用率,文章通过修复与改进现有设备、改进钻头与钻孔工艺及优化装药螺旋杆等措施,实践证明改进后大幅提高了TNT的利用率。

According to the technological characteristics of helical charge and the current equipment status,to improve the utilization of TNT,through the rehabilitation and improvement of existing equipment, improving technology and optimization of drill and drilling screw rod charge and other measures,Practice has proved that improved dramatically increase the utilization of TNT.