热兹卡兹甘有色金属科研生产联合公司的爆破工作机械化问题，一直是急待解决的问题，其原因是爆破规模大（年炸药消耗量达2万t）、露天和地下开采并存和在不同程度上与使用炸药有关的工人人数多。在解决这个问题时且勿忘记有用矿物的崩落过程的效率，这是采矿生产中最重要的过 The mechanization of the blasting work of the joint venture company Rezkazgan has been a pressing issue due to the large scale of the blasting (20,000 tons of explosives consumed each year), the coexistence of open-pit and underground mining and the different To a large extent, the number of workers involved in the use of explosives is high. In solving this problem, do not forget the efficiency of the useful mineral caving process, which is the most important aspect of mining production