Switirhisiwa swo hlawula swa gravity switirhisiwa ngopfu eka vuhumelerisi ku hlela copper, silver, tin, tungsten, tantalum, niobium, titanium, zirconium, primary ore na chromium placers.
Xitirhisiwa lexi tirhisiwaka eka . Muchini wa jig wunga va mati, naswona loko mati ya tirhisiwa tani hi xitirhisiwa xo hlawula, ya vuriwa hydraulic jigging.Our Jig Concentrators yi hlomisiwile hi pulsating water flow, leswi antswisaka ku pakanisa ka ku hambanyisa eka switirhisiwa swohambana hambana.