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build a suction dredge venturi nossle stone crusher plant How To Build Your Own Home Made Gold Dredge and all small suction gold dredges were The operator guides to the nozzle of the the suction...

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Nov 13 2019 - Explore Jaco Delport s board Gold hand suction dredge on Pinterest See more ideas about Gold prospecting Gold hands Gold...

DREDGE SUCTION NOZZLESKnow More

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...

how to build you own dredge suction nozzleKnow More

how to build you own dredge suction nozzle I want to build a 2 suction nozzle gold dredge but I donĂ¢ Oct 17 2011 I want to build a 2 suction nozzle gold dredge but I don t know how to do it I make things by cutting and welding metal tubing and I believe the dredge is using a venturi affect to create the suction at the nozzle...

Building a small dredge Gold Dredging ForumKnow More

Nov 15 2008 0183 32 Venturi eductors have been used in the placer mining industry for at least 50 years Their primary function has been as a means of vacuuming gravel from river bottoms to recover the gold contained there Water motive water under pressure is introduced into the eductor tube through a venturi nozzle This creates a vacuum at the suction side up...

Can I just build a dredge out of a trash pump and a sluiceKnow More

Jul 18 2009 0183 32 Yeh you should be able to make a good sucking 3 inch with that pump if you use a nozzle instead of a jet tube that pump will put out about 145-150 gals a minute I had a 5 inch that ran on 350 a minute pump the jet tube has to be jetted at a 21 degree angle for max suction I used a 5 1/2 inch pipe for the jet with a 3/4 in orfice Grubstake...

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Build A Suction Dredge Venturi Nossle Prompt Caesar is a famous mining equipment manufacturer well-known both at home and abroad major in producing stone crushing equipment mineral separation equipment limestone grinding equipment etc...

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Mar 29 2019 0183 32 Bathtub test of the two pumps in clean water picking up small bits of lead solder and air rifle pellets using the same suction nozzle Very little difference between the two tests probable the 1 1/14 discharge is at capacity with the smaller pump running at similar discharge pressure and this is a positive for my test given the smaller pump costs less than half the money and uses 13amps vs...

How To Build Your Own Home Made Gold DredgeKnow More

A small lawn mower type of engine is used to pump water which creates the suction that pulls the sand and gravel up through a hose and into the sluice box The gravel does not go through the pump the suction in the hose is actually created through a Venturi effect by pumping high pressure water through a...

Water DredgesKnow More

4 water dredge system Stainless Steel Straight Twin Jet Water Dredge and swivel suction nozzle Diving Equipment Specialties builds stainless steel water dredges for underwater digging and sells complete turn-key underwater dredging systems for both private and commercial use Whether your goal is marine artifact recovery salvage or underwater construction with a portable and affordable...

Some dredge basicsKnow More

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 volum...

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build a suction dredge venturi nossle stone crusher plant How To Build Your Own Home Made Gold Dredge and all small suction gold dredges were The operator guides to the nozzle of the the suction in the hose is Chat Online Proline Gold Mining and Prospecting Equipment/Gold Dredg 5 Dredge Our 5 size always has been popular with dredgers...

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Suction Nozzle Build Suction Nozzle Build Gold prospecting cheap and easy DIY PaystreakTV ep40 high banker suction test The PLCS Venturi Water Pump is a rugged simple and lightweight air operated pump that requires no priming NEW 2 Dry-Lander Suction Nozzle Gold dredge sluice highbanker Hydro dry pan infinity gold sucker pump...

2 Suction Nozzle for Gold Dredge Highbanker Sluice forKnow More

Find many great new used options and get the best deals for 2 Suction Nozzle for Gold Dredge Highbanker Sluice at the best online prices at eBay Free shipping for many products...

Need help with type of hose for a DIY 2 INCH dredgeKnow More

I m building a dredge with a homemade venturi suction nozzle with a 15 inch pressure hose going to the venturi inlet then outlet is a 2 inch Using a 3500gph bilge pump powered by...

Dredge Suction NozzlesKnow More

Dredge nozzle sizing Example A ke-sn32 dredge nozzle measures 3 x 2 --- the suction nozzle outlet measures 3 inches and will work with our 3 inch suction hose It has a net weight of approx 6 pounds A 2 inch pressure hose is easily secured to the nozzle with a 2 inch threaded coupling...

25 DREDGE ASSEMBLY INSTRUCTIONSKnow More

25 suction nozzle uses long 17 pressure hose 25 suction tip 25 power jet 25 hose connector Power Jet uses short 4 pressure hose Sluice portion of frame is lower Engine portion of the frame is higher 1 1/4 to 1 1/2 adaptor 1 1/4 to 1 1/2 adaptor 25 Dredge Side View Power Jet Model Suction Nozzle...

How do I design an eductorKnow More

Buy a gold dredge suction nozzle 2 and smaller is about 100USD Or do a web search for the same to see what they look like Forget about the proportional mixer type venturis ala carburetor type The curved section is the high pressure line coming from the pump 3/4 garden hose will run a 2 nozzle as long as you have pressure the more the...

Suction Gold Dredge BasicsKnow More

Jun 13 2018 0183 32 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...

diy pvc dredge nozzle part youtubeKnow More

diy pvc dredge venturi DIY PVC Dredge Nozzle Part 1 YouTube Feb 22 2013 For best picture watch in HD720p This video shows an easy way to make a PVC dredge nozzle that operates on the venturi effect I built 4 prototypes before s Build A Suction Dredge Venturi Nossle Get Price...

Dredge NozzlesKnow More

Generally speaking a dredge that is designed to work with the sluice on a stand in shallow water is almost always equipped with a suction nozzle A dredge designed to work on flotation with a compressor for underwater dredging is almost always equipped as a power jet...

Vortex Dredge Systems Powerful ROV and Diver DredgeKnow More

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...

Proline Mining Equipment/Parts and Accessories/Suction NozzlesKnow More

Our unique machined steel venturi orifice provides better vacuum and greater lifting capability Every nozzle is tig welded in a fixture for strength and accuracy The very best you can buy 2 Suction Nozzle 155 25 Suction Nozzle 170 3 Suction Nozzle 215 PLEASE PLACE ORDER by using our PRICE LIST and ORDER FORM or CONTACT US directly...

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Suction Nozzle Build Suction Nozzle Build Saved by Cathrine Mason 102 Aquaponics Kit Indoor Aquaponics Gold Mining Equipment Panning For Gold Gold Prospecting Metal Detecting Gold Diy Gold Hands Building...

Plan and design your own home made suction dredge for goldKnow More

First you have to decide if you want a suction nozzle or power jet type 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...

DIY Handheld Suction dredge HelpKnow More

Jul 21 2015 0183 32 In the same Isle you bought your PVC pipe there should be a mechanical plastic test plug that has a wing nut on top and a rubber gasket already installed around a plastic washer if you will get one of these of the correct diameter remove the hardware and reinstall your threaded rod down through the all ready drilled hole and tighten with a nut above and below the plug...

Gold DredgesKnow More

Dahlke Dredge Mfg 979-885-4653 Dredg Find out what mining is all about get the big gold We currently build seven sizes of dovetail riffles and mount them with progressive spacing and various depth settings to achieve the most efficient recovery action...

suction nozzle designKnow More

Gould Engineering Bazooka Dredge Aug 04 2009 Basically the suction nozzle design was a compromise GollyMrScience At 12 feet you are pretty well back at the sluice on many dredges and in that case you may as well go for a suction jet rather than a suction nozzle...

Gould Engineering Bazooka DredgeKnow More

The suction dredge required only a centrifugal pump and gas motor a float pontoon system a sluice box a venturi jet generator a dredge hose and a nozzle This discussion involves the venturi jet generator that provides the suction for the dredge to operate...