Sep 20, 2015· I've been asked a lot about my hand suction dredges lately. So I decided to do a brief instructional video on how to build one. The are very inexpensive to b...
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2" Dredge/Highbanker Combo. Beginners love our 2" machines because they are small, lightweight and very affordable. The Proline 2" combo offers the versatility of being operated as either a 2" dredge or a small highbanker which can be fed continuously with a small shovel.
A gold mining dredge has a totally different design and purpose. A gold mining dredge utilizes a device called an "eductor" in conjunction with an inexpensive water pump. This system is designed to pump a lot of water with low slurry content a relatively short distance, usually into a nearby sluice, and is normally deployed by a scuba diver.
Engine Plates/Engine Stands. Our plates are designed for mounting engines and pumps, with or without, air compressors, to our dredges. They can also be used as a sturdy base for setting the pump on the side of the streambed. EP1 (2.5hp engine) EP2 (3.5hp - 6.5hp engine) EP3 (8hp - 9hp engine w/T-80) EP4 (6 1/2hp -9hp engines w/PCA10)
Jul 28, 2011· Your homemade dredge will need a motor and a pump. If you want to dive, you will also need a compressor. ... I wish you the best of luck with your home made gold dredge project, remember to measure twice and cut only once! My dredge frame shown from underneath . A close up shot of my home made dredge.
Feb 09, 2016· While unemployed in the winter of 2015-16, I set out to build a 3" gold dredge on the cheap. I acquired most of the components for it, but still needed the p...
, Inc. Weed dredge. sells for than just gold dredges. We manufacture a custom dredges that are built for reclamation industry. Dredging out lakes, Clearing Docks, Recovery of artifact and much more. Currently we are focusing on a dredge that removes invasive weed species.
Dec 01, 2012· G'day, Home Made Gold Dredge Unit 4''gold suction dredge + extras gold dredge
No question that many gold prospectors would love to own a dredge, and dredges are very cool pieces of prospecting equipment that will allow you to mine some very nice gold nuggets, but the prices for new ones are really high.Don't forget however, that in the earliest days of dredging, there were no manufacturers, and all small suction dredges were handcrafted units made in someone's garage.
The gold catching riffles in the lower box of a dry washer are different than those on a water sluice. The design on a water sluice box is that the gold is retained downstream of the riffle. On a dry washer, the gold is designed to be held on the upstream side of the riffle.
Feb 26, 2011· Walk-around on a home made 2,5" power-jet dredge with a Honda GC160 5hp engine (modified crankshaft to 5/8), Keene php160 pump, 12*36" sluice-box nomad ma...
DREDGE SUCTION NOZZLES By: Dale Russell Suction nozzles can easily be home made, with some ingenuity & a few tools. No matter what size you want to make from 1" up to 6", you can purchase exhaust pipe with that outside diameter (OD) Power jets measure the …
Aug 24, 2013· Build a Powerful Hand Pump From Scratch with PVC Pipe. If you ever need a big pump to move water or air, it's not too hard to make your own with PVC pipe. The video above should give you a …
Hand Dredge: A hand dredge, also called a gold sucker, is basically a pump that will allow you to suck up material. They allow you to suck up material in hard to reach places, such as under rocks, and in crevices. Hand dredges work extremely well if you are…
Mar 28, 2010· Motor/pump, Crevicing tools, 20X Magnifying glass, Little shovel, prying bar, Hand trowels, Crevice sucker, sluice box, flare, petol bottle, under water viewfinder, gold pan, snuffer bottle, scrubbing brush, nosey parker crevice tip that can be sliped onto the suction nozzle end, smoko bag which apart from food has in it a little camp cooker ...
Jan 07, 2009· I think your title-"Building the Ultimate Dry Washer, A Dry Washer that equals a dredge in recovery rates" is somewhat misleading. There's simply no way you can build drywasher that will equal the recovery rate of a dredge of the time. It all depends what area you're in, what size gold if found as well the type of ground.
The Motor Sluice can also be configured to adapt to a dredge from 1.0 to 3.0 inches. The main difference between the Motor Sluice and the standard Gould-Gravity-Trap dredge is that a box is added to the Gould-Gravity-Trap in place of the dredge hose adapter.
Oct 28, 2010· I'll have to try and find out where Honda motorbikes are now made. My present preference for a dredge motor is Briggs and Straton. The current model B&S motors are much improved on what they have been in the past and they have proved themselves in PNG on the National Gold dredges. However, they are probably too expensive for most Kiwi dredgers.
Water is usually heated with a heat-exchanging device mounted to the cooling or exhaust system of the dredge motor. The dredge pump is tapped to provide a water supply, which runs through the heat-exchanger, then through a steam trap/mixing tank, and then down through a hose to pour a constant volume of warm water into the dredger's wet-suit.
Jun 12, 2013· Some 'Bering Sea Gold' miners pulling in more than $10,000 a week …. 21 Sep 2012 … NOME — The small boat harbor here was already clogged with gold dredges … Lucky to find a spot in the inner harbor, where most dredges were rafted … White caps littered the surface of the ocean as far as the eye could see. »More detailed
Pump & Motor. The Pump & Motor needs to be at least 200 GPM for the 4.0", 300 GPM for the 5.0" and 400 GPM for the 6.0". A Pressure Hose of 1-1/2" in diameter and about 20 to 30 ft. in length, is needed to power the Dredge. The Pump & Motor are usually operated from the …
Nineteenth century gold miners used wooden sluices that were at least 12 feet long, but modern gold prospectors primarily use sluice boxes made of plastic or metal which are typically 24, 36 or 48 inches long and 6 to 10 inches wide.
dredge is the motor and pump. For instance, the sluice on a high banker or dredge sluice should be sized to work with the motor and pump package. The hoses and jets should also be sized to match the motor pump and sluice. We spend a lot of time on the phone helping customers make their homemade equipment work correctly.
How to plan, design and build your own homemade gold suction dredge so you can prospect and Your homemade dredge will need a motor and a pump. Coal Creek's Gold Boat - NPS History eLibrary Whether using a gold pan, sluice box, rocker or dredge, the main principle behind placer mining is that gold is heavier than the The four-cylinder Atlas ...
Dec 15, 2007· Here is my new / old dredge. I have modified my old Gold King from a 2" dredge, to a 4" dredge. It now has a brand new 5.5 hp engine, 4" proline power jet, swivel nozzle, new miners moss, and some expanded metal classifiers of several different sizes, that I can add, switch around, or change out.
Home Made Dredge Plans and Photos. Saved by Matt Tripp. 50. Indoor Aquaponics Aquaponics System Hydroponics Gold Sluice Gold Mining Equipment Panning For Gold Gold Prospecting Metal Detecting Gold Diy. More information... More like this
Proline gold dredge/highbanker (modesto) Sold at 2000 $ 2 1/2" dredge highbanker combo unit. complete with all hoses and fittings. 120 honda motor with hp200 p Gold Dredges - Gold Dredging Equipment & Machines …