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Gravel And Sand Suction For Gold Mining Videos

We have Gravel And Sand Suction For Gold Mining Videos,How to build a sand and gravel dredge pump. jun 13, 2018183 a gold dredge is powered by a motor and pump. a common misperception is that gravel is sucked through the pump. the pump actually pumps only water, which is delivered to a venturi type device called a power jet or a suction nozzle which indirectly creates suction in a larger hose. the ...

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