Dredge Suction Nozzle Design

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DREDGE SUCTION NOZZLES - wvminers.com

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 same as for pipe and will be discussed later. Using the enclosed sketch and specifications chart, the lengths of the pipes are the same for all dredges sizes. Cut the pipe with each piece having …

Some dredge basics - Keene Eng

In any dredge, you will have 2 types of suction devices; either a suction nozzle or a power jet. A suction nozzle only works with higher pressure pumps. The recommendation is a minimum of 140-foot head lift for a suction nozzle. A power jet can run at a slightly lower head lift at a 130 foot, however it does require higher volumes.

Suction Gold Dredge Basics - Steve's Guides ...

13/06/2018· A common suction gold dredge design - 4" surface dredge with air compressor In normal operation a gold dredge is run by an operator at the intake nozzle who directs the nozzle and who captures and discards oversized rocks that would plug the intake hose.

Plan and design your own home made suction dredge for …

The suction nozzle puts the high-pressure water in right at the nozzle. 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. Take a close look at the jets made by ...

Build A Simple PVC Dredge Nozzle - YouTube

21/11/2017· This is my version of a PVC dredge nozzle. It was cheap and easy to assemble and seems like it will be strong. Thanks for watching.

Suction Nozzles - Gold Panning & Gold Dredge Supplies

Suction Nozzles. Suction nozzles are suction creating devices on a gold dredge. They in effect push material through the suction hose to the sluice box. Suction tips are used in conjunction with power jets, the other type of a suction creating device used on a floating dredge.

3" dredge nozzle - YouTube

07/11/2012· 3" dredge nozzle home made for under $50.00 This is my instructions to build this nozzle.http://gpex.ca/smf/index.php?topic=10873.0

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 Shipping!!

GOLD MINER'S TOOLS :: HYDRO FORCE DRY LAND …

Hydro-Force Nozzle, a revolution in suction nozzle design, was built specifically for use where water is in short supply. This nozzle can be used in low water or completely out of the water and it has suction force second to none. It will literally suck gold off of a dry sidewalk! The Hydro-Force can also be used underwater, just like a conventional suction nozzle, with the added advantage of a built in water jet …

Suction Nozzles: Keene Engineering Online

Quick View. 1.5" Suction Nozzle for 1" Pressure Hose. $137.50. Quick View. 2" Suction Nozzle for 1.25" Pressure Hose. $159.50. Quick View. 2.5" Suction Nozzle for 1" Pressure Hose. $175.95.

Some Aspects of Suction Dredge Design

Important factors in dredge design are the estimation of total head, and the determination of flow in and around suction nozzles and in pipe lines. Total head for the dredge pump is calculated from velocity, static, and friction heads. Flow into suction nozzles depends on whether hydraulic jets or mechanical cutters are used, and on nozzle shape.

Dredge Suction Nozzles - Gold Fever Prospecting

Ideal for shallow water dredging - these dredge suction nozzles are precision manufactured by Jobe and Keene from thin-wall plated steel tubing with machined orifices to create maximum suction pressure. Choose from 9 sizes below. Prices start at $135 for a 1.5" Suction Nozzle. Use drop down menu to choose size. #kesn15 outlet size 1.5" inlet 1.00" #kesn2 outlet size: 2.0" inlet size: 1.25" #ke ...

best suction dredge nozzle design - BINQ Mining

30/04/2013· Suction Gold Dredge Operation & Components. A suction gold dredge is basically an underwater vacuum cleaner. … A 5" dredge may have a nozzle opening of 4" for this reason. …. The open weave design that makes it good for trapping dirt from the bottom of …

plans to make 2" suction nozzle for dredging - GOLD ...

10/12/2014· You can also use the jet tube instead of a suction nozzle, it would attach straight into the top of your sluice or into your hopper and then you will only have one hose to deal with in the water, but the nozzle end of your hose should be kept under water at all times when dredging or you will get a blast of air and water into your sluicebox and it will blast out some of the gold already in the ...

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 Shipping!!

Suction Pipes for Dredgers | HK International | The ...

Suction pipes. HK International is a worldwide operating specialist in engineering, manufacturing and servicing dredging equipment. We can supply you with suction pipes of the highest quality, fast and cost effective, no matter your location.

A L L D R E D G E H O L L A N D. COM

Consulting Engineers Dredging and Dredge Design. Home, Services dredging, Services dredge design, Key staff profiles, Dredging history, Projects, Innovations / Durability, Contact; INNOVATIONS / DURABILITY. SEMI AXIAL PUMP ALL DREDGE HOLLAND applies the semi axial pump on the suction end of the suction pipe. It speeds up the dredging process with little extra power and works in series …

Getting The Best Performance From Your Dredge

The suction nozzle is my choice because it is more efficient then the power jet and it is built by many dredge manufactures. It pushes the water and material from the nozzle end of the dredge-hose to the other end of the dredge-hose to the dredge’s sluice-box. On the power jet, if you should ever lift the nozzle out of the water you will get an air bubble, which will immediately stop the ...

DIY-Dredge – Dredging by yourself is fun

The Dredge is an efficient alternative to using an excavator, which is expensive, has limited reach, may be destructive to the shore, and typically deposits the material adjacent to the shore, only to wash back in with the first good rain. It also works well as a fire pump. We also have a special model designed for gold prospecting. The principle of suction dredging. Our suction dredger is ...

DredgeNZ shop - Gold Panning & Gold Dredge Supplies

DredgeNZ online shop sources and supplies mining products and accessories from overseas manufacturers. Buy online - Gold Panning & Gold Dredge Supplies. Gold Dredge Specialists in New Zealand – Gold Panning, Detecting and Mining Equipment for Beginners and Professionals.

plan and design home make dredge nozzle - BINQ Mining

22/04/2013· Plan and design your own home made suction dredge for gold mining. How to plan, design and build your own homemade gold suction dredge so you … The club members may even let you have a few minutes behind the nozzle so … »More detailed. Home Made Dredge Plans and Photos. Home Made Dredge Plans and Photos. In response to many … Another Design Example. (photo M …

Suction Nozzle - an overview | ScienceDirect Topics

The test confirms that the cavitation characteristics of a good impeller design can be impaired by poor suction nozzle design. This is particularly true with double-entry impeller pumps where the complex nozzle geometry can adversely affect K 1. A well designed suction nozzle has a gradual decrease in area from nozzle to impeller, allowing a progressive increase in velocity. Area distribution ...

Suction Nozzles - Armadillo Mining Shop – Dredges

2 Inch Suction Nozzle 1.25 Inch Pressure $ 159.50 Item # sn2. 2.5 Inch Suction Nozzle 1.25 Inch Pressure $ 180.35 Item # sn251. 3 Inch Suction Nozzle 2 Inch Pressure $ 205.00 Item # sn32

A L L D R E D G E H O L L A N D. COM

Consulting Engineers Dredging and Dredge Design. Home, Services dredging, Services dredge design, Key staff profiles, Dredging history, Projects, Innovations / Durability, Contact; INNOVATIONS / DURABILITY. SEMI AXIAL PUMP ALL DREDGE HOLLAND applies the semi axial pump on the suction end of the suction pipe. It speeds up the dredging process with little extra power and works in series …

Getting The Best Performance From Your Dredge

The suction nozzle is my choice because it is more efficient then the power jet and it is built by many dredge manufactures. It pushes the water and material from the nozzle end of the dredge-hose to the other end of the dredge-hose to the dredge’s sluice-box. On the power jet, if you should ever lift the nozzle out of the water you will get an air bubble, which will immediately stop the ...

Build A Suction Dredge Venturi Nossle - …

If you do a search on venturi suction nozzle design ... Say I make a suction dredge nozzle with a pressure washer hose at 2500 psi ... how to make a suction nozzle Crusher mill Grinding Mill ..... How to Make a Suction Stick for Recovering Venturi pumps are vacuum pumps that use a restricted nozzle to ... plans to make 2quot; suction nozzle for dredging Gold . how to make your own vacuum ...

Vortex Dredge Systems | Powerful ROV and Diver Dredge ...

Vortex dredge solutions offer the highest suction on the market at 97kpa (28 in/hg) With years of experience servicing the oil and gas industry, we have developed robust and efficient ROV dredging and tooling solutions for a range of clients worldwide. The PATENTED Vortex venturi is designed, manufactured and tested in New Zealand and shipped globally. We can also offer clients a range of ...

Amazon.com: Dry-Lander Suction Nozzle - Gold Dredge …

These suction nozzles are 3″ inch in diameter and work with 3″ inlet suction hose. Any 2.5″ NPT pressure hose can be easily secured to the nozzle via the welded 1.5″ NPT threaded coupling.. Requires A pressure “around” 180 GPM (gallons per minute) or 10,800 GPH (gallons per hour).

Gold Dredges at Kellyco | Gold Prospecting Equipment

Powered by a 4 HP Honda engine, this 2.5" jet flare dredge with compressor & suction nozzle is ideal for those who desire top rate performance. Call now to order (855) 721-7699 . Keene 6.5 HP 3" Ultra Mini Dredge . $3,025.00. Top of the range Keene 6.5 HP 3" Ultra Mini Dredge equipment designed for portability & economy to meet the needs of ardent prospectors . SKU: 3500P . Call now to order ...

Proline Gold Mining and Prospecting Equipment/Gold …

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.