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Whether you are planning an epic gold dredge outing, looking for a custom sluice box, venturi eductor, pump or air compressor, we are here to help you! We manufacture all of our gold dredges in house, in the USA. The pros at Dahlke Dredge have decades of experience in gold mining, fabricating and precision welding.

Dredge comes complete with 30 feet of suction hose, all necessary couplings and even comes with a removable ladder that can be positioned at various on the float frame. Both dredges conveniently fit in a 20 foot ocean export container. • • 8" Gold and Gem Dredge. 8040S

2.5" Dredge. This machine was a trend setter when it first came on the market and it continues to be one of our best sellers many years later. When other 2.5" dredges were floating on inner-tubes, required a suction nozzle for producing dredge vacuum, and had limited depth capabilities, the Proline 2.5" dredge sat on sturdy pontoons and used a power jet for dredge vacuum.

Current permits do not state how many nozzles and suction hoses you can run, provided you stay under 16HP. A double 4 will move as much as a 6" dredge, if you can handle it. Also, on the drawing you see a pointed tip these are 4 l/4" rods welded out to the end.

Since 1955, has been providing the very best in mining and prospecting equipment. Whatever you need, we're here to help!

We stock suction hoses for dredging, pressure hoses for powering dredges, and layflat hoses for highbanking use. We offer many sizes and styles to choose from and maintain a good supply of various size hose clamps and couplings.

Suction dredges are rated into different sizes based on the inside diameter of the suction hose, but the end of the hose should have a suction tip that has a slightly reduced diameter to help prevent rocks and other material from clogs in the main hose.

Keene 3" Suction Gold Dredge This 3" dredge is equipped with all the latest innovations in dredge design similar to the larger dredges. This is an extremely versatile dredge that can be used as a standard floating dredge with an optional air compressor for deeper dredging.

This Gold Buddy brand 1.5 inch Suction Dredge comes complete with the whole lot you wish to have: 10″ wide x 36″ long x 4″ deep sluice with adjustable 4 leg stand. 10 inch Sluice Header Adapter. Dredge Header. 1.5 inch Suction Nozzle. 10 Feet of 1.5 Inch of Suction Hose. 15 feet of 1.25 inch High Pressure Hose

Have a question about gold dredging or which suction dredge might be right for you? Call Gold Fever TOLL FREE: 1-888-985-MINE (6463) We have everything from lightweight portable 2" inch back pack dredges, highbanker/dredge combos and power sluices to commercial gold dredges. Scroll down and select any model below to review our most popular dredges.

All dredges have a restrictor ring at the intake end of the suction hose. The ring is usually ½ to 1 inch smaller in diameter than the suction hose. This is to prevent rocks from getting stuck in the hose. A 4-inch dredge can normally pass a rock up to about 3-1/2 inches in diameter. All rocks

Operating a large suction dredge with a hose intake greater than four inches in diameter. Mining in a SSW. Suction dredging is not allowed in State Scenic Waterways under the GA or an individual permit. Resources. Essential Salmon Habitat map. Online application. Online Year-End Report form.

FissureMan Online-Manual gold and gemstone prospecting equipment . HAND DREDGES. BLUEDOG 1.5" Hand dredge. DIVER_DOWN 1.5" Hand Dredge. Basic Body 2" Hand Dredge ... FissureMan Online was the first manual suction dredge manufacturer to earn this Ebay rating and to also actively maintain it unchanged from the beginning ...

4″ Suction Hose per meter. Gold Dredge 4" Suction Hose. Listing price is per... Sale! $ 77.39 $ 73.91 +GST for NZ Read more; 5″ Suction Hose. 5" Gold Dredge Suction Hose, same type what is being... $ 199.13 +GST for NZ Add to cart; 5″ Suction Hose – Tigerflex, one 20′ (6 metre) length. 5" Gold Dredge Suction... $ 946.96 +GST for NZ ...

Additionally, the same type of suction hose used at the dredging end may also be used in short segments to connect the lengths of pipe required to develop the necessary head. For dredge sizes between 2 and including 3 inches, you will probably require about 8 or 10 feet of suction hose for the dredging end, and then as many short 1 foot ...

Most gold mining today is done in small operations — one or two persons working at a time — often with the use of suction dredges. A suction dredge is a powerful underwater-type of vacuum cleaner. It sucks up streambed material (rocks, sand, gravel, silt, gold and other minerals), passes it up through a suction hose, and runs it across a ...

Suction Nozzle Gold Dredge. A suction nozzle is the traditional method for creating the venturi. The advantage of using this method is that it can be operated in water as shallow as the dredge will float in. The down side is you need two hoses, one from the pump and the other being the main suction hose .

Keene 4" gold dredges are the workhorses of the industry. A 3" dredge can be expected to process up to 1.5 - 2 yards of gold bearing gravel per hour* but a 4" dredge can be expected to process up to 3 yards per hour*, an increase of 50% to in your ability to process and recover gold.

Aug 18, 2017· Hello I'm looking for 6" suction hose. I have a proline 6" dredge and the hose I have is tough which means stiff. I'm trying to find the most flexible suction hose with matching ribs on the out side that is compatible with proline thing that threads on the outside of hose. I .

Suction Nozzle Gold Dredge. A suction nozzle is the traditional method for creating the venturi. The advantage of using this method is that it can be operated in water as shallow as the dredge will float in. The down side is you need two hoses, one from the pump and the other being the main suction hose gravel goes up.

Gold Prospecting Water Pumps and Hoses (below pumps) BILGE PUMPS >>>>> HERE IMPORTANT: Doc made the decision from day one that we would not sell pumps and hoses simply because they are so available online already and selling them ourselves would only increase the cost to you.

Backpack Dredges Small dredges generally have suction hoses in the 2" to 2.5" diameter. Many of these are set up so you can pack them on your back and access areas that are difficult to reach with other dredges. Small suction dredges like these are best for working shallow water along rivers or in small creeks with shallow, exposed bedrock.

"Clearflow" suction hose is perfect for gold dredge suction and other low pressure applications. A smooth interior bore helps to prevent clogs and does not hinder the movement of material. Clear valleys between the ribs allow the dredge operator to see the material or water moving through the hose.

Jun 13, 2018· Manufacturers rate suction dredges by the inside diameter of the main suction hose. So a 5" dredge has a main suction hose with a 5" inside diameter. However, nozzles are used on dredges which restrict the intake to a size smaller than the inside diameter to help prevent clogs. A 5" dredge may have a nozzle opening of 4" for this reason.
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