江西乐平石英砂砾岩是制造玻璃的优质原料，由于其自身不规则裂隙发育，采用反击式破碎机一段破碎可取得良好的效果，且比原三段破碎方案节约成本和能耗。 Jiangxi Leping quartz sand conglomerate is a high-quality raw material for making glass. Owing to its own irregular crack development, it is good to use crusher of impact crusher for a period of time and save cost and energy consumption compared with the crusher of the first three stages.