已经有次观看 wencong在2013-07-05发布

Channel：Tungsten 标签： tungsten,Gold,Panning 

简介：First pump to 60 mesh shaker, set to take the sand screen dubbed weight ratio of solid and liquid slurry of 20%, and then pumped to the processing of our nylon spiral chute top, so that the slurry flowing down naturally, that is, video see, the belt is on the inside than the major particles containing gold, iron ore, tungsten and tin black sand, and other minerals, close to the outside is a light particle, the outermost is muddy water, screw off the mud can, if applied in the coal mine, but also separated pyrite can reduce the ash content of coal gangue, coal washing works well.