... separation size and simplicity of operation and maintenance.A traditional jig is mostly driven by eccentric circle, its jigging pulse curve ... .Can achieve a good result in processing such as placer gold, tungsten, iron, tin, hematite, cope, tantalum-niobium, titanium, manganese, ... bed layer law developed a re-election equipment. The jig pulsating curve is sawtooth waveform rising flow faster than down ...