Jig Concentrator, also called jig sperator, jigging machine Jig Concentrator is suitable in the processing small size materials, 2-0.074mm. It is widely applied in the Tin, Iron, Tungsten, Gold, and Silver dressing fields. Jig is suitable in the processing small size materials, 2-0.074mm. It is widely applied in the Tin, Iron, Tungsten, Gold, and Silver dressing fields.