在过滤系统中添加某些药剂使过滤精矿水份含量降低,是近年来国外选厂采用的一种新措施,也是矿用药剂的一个新发展,这类药剂称之为脱水促进剂或助滤剂。但药剂的添加方式对脱水效果有明显的影响。日本花罔矿山堂屋敷选厂处理的矿石为典型的黑矿,主要矿物为闪锌矿、方铅矿、重晶石还有少量的黄铜矿和黄铁矿。矿物组 Adding some agents to the filtration system to reduce the moisture content of the filter concentrate is a new measure adopted by foreign select factories in recent years and is also a new development of mining agents. Such agents are called dehydration accelerators or help Filter. However, the way of adding pharmaceuticals has a significant effect on the dehydration effect. Japan spend indiscriminate mining Tangtang dressing plant processing ore is a typical black ore, the main minerals are sphalerite, galena, barite and a small amount of chalcopyrite and pyrite. Mineral group