dredge design power jet

Dredge Nozzles & Power Jets | Pro Music

Pro Music is proud to offer Hydro Force, Jobe, Keene, and Proline gold dredge nozzles and power jets including dry land suction nozzles with free shipping! Music Gear And Prospecting Equipment • 300 Front St Fairbanks, AK 99701 • (800) 478-1994 • Free …

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Custom Dredges | Custom Dredge Manufacturer | Custom ...

Custom Dredge Works brings 40-years of hands on metal fabrication experience and 20-years of dredge design expertise to building world class dredges. We are focused exclusively on manufacturing the highest quality custom dredge solutions possible. With a sizable fleet of cutter suction dredges built and in operation, Custom Dredge Works has ...

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2 Inch Oversized Power Jet, PJ2O - DredgeNZ

The new design involves a slight enlargement of the jet tube, making it a bit larger than the interior of the suction hose. The result of this modification is a smooth, seamless flow from hose to jet. Rock jams are virtually eliminated which means less downtime. With the quick coupler feature, the suction hose fits inside the Power Jet and is ...

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Proline Mining Equipment/Gold Dredges 3" inch

This tried and true design essentially eliminates all surface rock jams, while making it far easier to attach the dredge hose to the power jet. In a time when some companies are now building flimsy, unstable dredges to cut manufacturing costs, and calling their creations "mini" this or "ultra" that, Proline continues to build a true 3" dredge ...

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(PDF) Underwater Jetting and a Jet/Dredge Tool for Diver Use

The combination jet-dredge system gave the best overall excavation rate and required less work from the diver than either single component system. ... design. procedures . for . selection . of ...

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Dutch Dredgers - Designed for Dredging

Dredge depths are in the range of 5 till 80 meters. By using the submersible dredge pump, the concentration is higher and dredge depth is deeper, this creates high efficiency. So this Water Jet Dredger is the perfect machine to dredge in an mining pit with electric power.

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Used Dredges for sale. Winco, Ammco, ... - Machinio

New 14x12in Cutter Suction Dredge. New Build! Just completed and ready to ship. This dredge is ready to work! 14x12x36in Pearce pump, C18 power, 16in spuds, and a 35ft digging depth make it one of the heaviest duty dredges out there.

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Suction nozzle and power jet design? - GOLD PROSPECTING ...

Apr 16, 2014· 2 inch jet = 3.14 x (1" (radius of jet) Squared) 3.14 x (1 x 1) = 3.14 sq in for a 2" jet. 3.14 sq inches x 7% (.07) = .219 sq. Inch for eductor. Now for the tricky part: convert backwards and finally come up with a bore diameter. Eductor size is .219 sq. In which we will call .22 - because it is easier.

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3 inch flare and power jet | Gold Dredging Forum

Feb 11, 2011· i am currently rebuilding my 3 inch dredge to a better flotation system. i need to build a flare and power jet as getting one from the states is to pricey. my sluice box is 14 inches mide, 46 long. what need to know is the dimensions of the flare ie, length, with at sluice box and how much flare to put on it . i was going to build one like ...

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Dredge Nozzles - Gold Prospecting Mining Equipment ...

A dredge designed to work on flotation, with a compressor for underwater dredging, is almost always equipped as a power jet. Since a power jet and supply hose must be kept under water at all times, it won't work very well in shallow water. Shown below is a wide variety of gold dredge nozzles from several reputable manufacturers.

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Gould Engineering Bazooka Dredge

I had constructed an infinity jet of my own design and I wanted to explore all the advantages and any problems. The design had an adjustable gap. Since this was a 4.0" dredge with a venturi jet generator, I based the jet opening to be the same square inch area of a 1.0" jet that was used on the straight jet. The area of the 1.0" jet was 0.785 sq.".

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Infinity-Couple jet - GOLD PROSPECTING - Nugget Shooter Forums

Jun 09, 2015· In my opinion, if you have the option of an I-jet with a trash pump or a Dredge pump with a standard dredge nozzle, the I-Jet is the way to go. The pumps are cheaper and more readily available, you can move almost 3 times as much product for the same gas spent running and if you can get a working nozzle, you'll have almost 1/3 the start up cost.

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Keene 2.5" Jet Flare Dredge Powerjet with P160 & T80 ...

Oct 07, 2021· Keene 2.5" Jet Flare Dredge Powerjet with P160 & T80The KEENE 2½" JET FLARE design provides excellent fine gold recovery. The jet flare and water level sluice box gives 30% more suction allowing dredge depths of nearly 30 feet. Also, the …

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One of the key requirements of the The Design of an ...

Dredge Design This paperis primarily concerned with the mechanical design of the electro­ hydraulic dredge. Details ofthe electrical system can be found in Crossen and Smolowitz (1980). The first decision madeon the dredge design was to increase its size. compared with the old dredge, to increase the samplesize collectedanddredge weight.

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How to OPERATE a Sluice or Dredge properly.

Blockage in a Power Jet: With a power jet fitted to the baffle box, you will need to dislodge the rocks with a rod or a tree branch, this depends on your dredge design. If you can't dislodge it this way you may have to remove the jet from the baffle box, to get better access and if unsuccessful the hoses too.

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want to build a 4 inch dredge. | Gold Dredging Forum

Jun 30, 2013· Suction nozzles and power jets are, without a doubt, the most problematic dredge parts for a home build dredger to construct. Most dredge builders would be far better off to buy a power jet or nozzle from an established dredge manufacturer. I can't add any more about building a nozzle or power jet than what has been previously written in this ...

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Dawn of the stealth dredge | TreasureNet 🧭 The Original ...

Jul 27, 2020· -Performance: Sace as little as possible in the ways of performance in comparison to a 'real' gas powered dredge Project Results: Suction will be provided by an 'infinity jet' aka 'Couples Jet'. Sluice box will be submerged. Both of these design options will increase efficiency, as energy will not be lost to 'lift' material above the water ...

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How To Build A Jet For Gold Dredge

Jun 30, 2017· Dredge Power Jet with jet log - Gold Fever Prospecting. This Jet utilizes a 2 inch suction hose and pump intake coupling. Equips with Keene 3500 model series dredges. 4" Power Jet with 1.5" Jet Log code: pj4 This Power Jet has an outside diameter of 4 …

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Dredge Suction Nozzles - Gold Fever Prospecting

The advantage of the power jet is that the operator of the dredge has to only deal with one hose when he is dredging. The power jet also allows deeper dredging because the power jet will lift material higher than a suction nozzle can push it. The disadvantage of the power jet is that the power jet and supply hose must be kept under water at all ...

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1. Introduction to Dredging Equipment

winches take care of the swinging of the dredge as well as the power necessary for the cutting process. The swing speed depends on the spoil condition, the layer thickness cut and forward step (pawl length) Prof.Ir. W.J.Vlasblom Pagina 5 van 27 May 2003 . Wb3408b Designing Dredging Equipment Groundlevel Dredge ...

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dredge power jet, dredge power jet Suppliers and ...

1,711 dredge power jet products are offered for sale by suppliers on Alibaba.com, of which high pressure cleaner accounts for 1%. A wide variety of dredge power jet options are available to you, such as not available, 3 months, and 2 years.

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Dredge Design Increase Production - Leader Dredger

Nov 21, 2020· 5. Leader Dredger's dredge design. Engineering ships are mainly used in the construction of water conservancy projects, especially dredgers with dredgers as the main type. The dredging market meets the needs of the water transportation market. With the continuous expansion of international trade volume, the worldwide demand for large deep ...

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Proline 4" Jet Flare Dredge HP400 | A&B Prospecting

The PROLINE 4" JET FLARE dredge incorporates several innovative design changes to the more conventional dredges in its class. Powered by a Honda GX200 engine and Proline's 400 GPM high volume pump, this dredge is uniquely tuned to provide maximum suction and …

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3. The Cutter Suction Dredger 2 3.1. General description3 ...

Dredge pump Suction pipe Cutter ladder Cutter head Ladder winch Port side winch. Starboard winch ud carriage Working spud harge pipe Dredge pump Figure 3. 2 Lay-out snijkopzuiger. The cutter suction dredger is a stationary dredger equipped with a cutter device (cutter head) which excavate the soil before it is sucked up by the flow of the ...

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Getting The Best Performance From Your Dredge

In the case of the power jet, for 100 GPM applied to the venturi jet, it only sucked 50 GPM through the nozzle and dredge-hose. I repeated the test 5 or 6 times and the results were always the same. The suction nozzle drew 75 GPM and the tri-jet drew 90 GPM. I expected an efficiency of 100 GPM applied to the jet and sucking 200 GPM, with a ...

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Dredg

The dredge comes with a 6.5 horsepower Honda engine, our P180 pump, 20 feet of suction hose and the oversized non-clogging power jet and jet flare. Net weight 178 lbs. Float dimensions are 60" x 10.5" x 10.5" and Floatation assembly. Model 4405PH With T80 Compressor. Now Special Order Only.

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Successful Test Run! 12-volt Battery Powered Suction Jet ...

3 Nov, 2017 in DIY Gold Prospecting Equipment tagged 3d printed / battery powered / diy / dredge / gold / jet / power jet / prospecting / suction jet by Prospector Phil I've been tinkering around for several years now with different designs and ideas for a working small-scale suction dredge.

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Some dredge basics - Keene Eng

system. The power jet system has the water entering into the jet and discharge end of the hose and creates stronger suction with much less friction in the hose. Mismatch Nozzle/Jet: It is critical to have the proper jet or suction nozzle design to optimize suction. So many customers attempt to build there own dredge, and they

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Keene 2.5" Jet Flare Dredge PowerJet with P160 | A&B ...

Keene 2.5" Jet Flare Dredge Powerjet The KEENE 2½" JET FLARE design provides excellent fine gold recovery. The jet flare and water level sluice box gives 30% more suction allowing dredge depths of nearly 30 feet. Also, the state-of-the-art sluice box is more efficient, compact, and lighter.

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DREDGE SUCTION NOZZLES

Power Jets: The tubing is the same diameter as is the inlet jet diameters, The length of the jets are longer see chart for specifications. The power tube must have a slot cut that will fit the jet flush to the full length of the 5 degree and flush to the inside of the tube. This also must be …

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Advanced power jet dredge Efficient Mining Performance ...

A power jet puts the high-pressure water in just before the sluice box. A suction nozzle is best in very shallow water; a power jet produces better overall suction. Most dredges are power jets, but some smaller units, 3 inches and smaller are suction nozzles. I recommend the power jet.

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Dredges | grengineering

On conventional dredge designs, the steel power jet slips inside the hose, creating a restriction and many plugs in the process. All 3" and larger Proline dredges utilize Proline's exclusive "sure-flow" hose coupler system to essentially eliminate all surface rock jams. This system, when coupled to Proline's unique oversized jet-flare ...

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Infinity jet - Equipment - Old Forum Archive - New Zealand ...

Dec 14, 2010· Here we have a 4" power jet. You will notice the inlet of the pressure pipe inlet coming in from the side & the angle it is entering at. This pic is taken looking up the the power jet from the entry end of the suction hose & towards its discahrge into the sluice box. And this is looking back down the oppostie way & you can see the pressur inlet.

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