大吉山钨矿选矿厂最近获得成功的四项小改小革,不仅简单可行,而且节材,节电,效益高,值得推广和借鉴。 1 旧皮带的新作用该厂的旧皮带,原来只有少量用来作挡板用,大部分成了废弃物。现在用来作手选斗的里衬、全包粗选单筛和重选双筛压木,钉在粗跳围板上。这样,不仅大大延长了手选斗、压木和围板的使用寿 The recent success of the Dajishan tungsten ore beneficiation plant is not only simple and feasible, but also it is worthwhile to promote and learn from the advantages of material saving, energy conservation and high efficiency. A new role of the old belt The factory’s old belt, the original only a small amount used as a baffle, most of the waste. Now used to make hand-selected lining, all-inclusive coarse selection of single screen and re-election double screen pressure wood, nailed to the rough jump plate. This will not only greatly extend the life of the hand bucket, the pressure wood and the coaming