破碎和磨矿在选矿厂中占有重要的地位,是影响选矿成本和技术指标的重要环节,其经营费占选矿厂总经营费主要动力消耗的50%左右,基建费也占全部基建费的50%。因此降低 Crushing and grinding occupy an important position in the beneficiation plant, which is an important part of the beneficiation costs and technical indicators. Its operating expenses account for about 50% of the main power consumption of the total operating costs of the concentrator and the construction cost also accounts for 50% of the total construction cost %. So lower