For extremely shallow water conditions, a suction nozzle is recommended. The power jet is ideal for most deep water conditions and provides the most suction power. The model 2004 backpack dredge comes equipped with a power jet or optional suction nozzle. Keene also provides an aluminum frame with grey marlex pontoons. The sluice box has been engineered for fine gold recovery and easy clean up. The Honda engine doubles the power of the previous models and is much quieter and smoother, produces an unbelievable 100 gallons per minute, and up to 160 feet of head pressure. If you have a specific design in mind, or need assistance with a pump or engine size, we can help.Ī 4 inch dredge pump which handles up to 47c/m per hour, please see here.The Keene backpack dredges are equipped with a lightweight BUT heavy-duty 2.5hp Honda 4 cycle engine. We design our systems according to the requirements of our customers. Or apply it to alluvial diamond dredging in African countries such as Botswana, Angola, South Africa, Namibia and more. Go for gold using this portable 4 inch dredging pump in countries like Madagascar, DRC Congo, Tanzania, Ghana and Nome Alaska.
The minimum suction head is 5m, maximum suction pipe length: 30 meter, the discharge distance is set at 30 meter, pump head from pump is at 4m and the average pump density is at 30%. The pump has a diesel engine and a tank capacity of 7L. Both the pump and engine have handles to make movability easier. It is easy for two people to carry the unit in 2 separate sections - the pump and engine. At an approximate weight of about 90kg, it is easily moveable between sites. With a pump capacity of 45c/m per hour, this pump can work through gravel or nuggets smaller than 30mm. This portable 4 inch dredge pump is very effective dredging all types of solids, such as alluvial gravel, alluvial gold, sand and more. Get started quickly with the fast setup time of only 5 minutes, and priming of only 3 minutes.
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