DIY Handheld Suction dredge Help - Gold Prospectors Association

I have been toying with a homemade hand dredge, simalr to ones you can buy at the gold shows for about $100. I've seen lots of videos on you tube about how to make them and I have a pretty good one built. My problem, however, is that I am not getting the suction I need.

how to make a dredge power jet

Plan and design your own home made suction dredge for gold. How to plan, design and build your own homemade gold suction dredge so you can First you have to decide if you want a suction nozzle or power jet type....

Can I just build a dredge out of a trash pump and a sluice

Jul 18, 2009 · 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

used gold dredge parts suction nozzles

Amazon: Dry-Lander Suction Nozzle - Gold Dredge . These suction nozzles are 2″ inch in diameter and work with 2″ inlet suction hose. Any 1.25″ NPT pressure hose can be easily secured to the nozzle via the welded 1.25″ NPT threaded coupling.. Requires A pressure "around" 55 GPM (gallons per minute) or 3,300 GPH (gallons per hour). read more

2.5 DREDGE ASSEMBLY INSTRUCTIONS

2.5" suction nozzle uses long 17' pressure hose. 2.5" suction tip 2.5" power jet 2.5" 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 2.5" Dredge Side View Power Jet Model Suction Nozzle Model

homemade suction dredge nozzle - suuskeslunchroom.nl

gold suction nozzle design - minimaalroyaal. suction dredge nozzle design I thought I'd talk a little about making your own suction nozzles for those of the net to find info on how to make dredge suction, Oct 29, 2009 Basically the suction nozzle design was a for a suction jet rather than a suction nozzle The suction jet has been demonstrated to dredge engine die >>Online

How To Build Your Own Dredge Suction Nozzle - Video Results

More How To Build Your Own Dredge Suction Nozzle videos

diy pvc dredge nozzle part youtube - Chalk & Cork

how to build your own gold dredge. HGT Gyratory Crusher. Sluice Dredge Home Made . Plan and design home make dredge nozzle binq miningpr 22 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 …

Dredge Nozzles - Gold Prospecting Mining Equipment

If you're wondering how a gold dredge can literally suck up gravel from the bottom of a stream without the gravel going through the pump and destroying it, it is because of a handy device called a suction nozzle or power jet nozzle. These devices convert the pressurized water discharged from the pump into a vacuum.

How Does a Gold Dredge Work? - Gold Prospecting Mining

Generally speaking, a dredge that is designed to work with a sluice on a stand, in shallow water, is almost always equipped with a suction nozzle. The main advantage of the suction nozzle system is that you can dredge in very shallow water, and the suction nozzle can be completely out of the water without affecting the performance of the sluice.

PDF Some dredge basics

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 Nozzle Build | Nozzle, Door handles, Building

Discover (and save!) your own Pins on Pinterest. Explore. DIY And Crafts. DIY Projects. DIY Chuckbox ... Suction Nozzle Build. Suction Nozzle Build. Saved by ...

3" dredge nozzle - YouTube

Nov 07, 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

The dredge – DIY-Dredge

DIY-Dredge is a small compact portable, engine powered, sediment removal pump, providing the ability to excavate and transfer mud sand & muck up to 150 m away. The DIY-dredger is delivered with a variable mounting, 2.5 m transparent hose and one Cam Lock coupling.

Suction Gold Dredge Basics - Steve's Guides

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.

Underwater Suction Gravel Transfer Systems

This is because, as defined by DFG’s own formal regulations, as long as we remove the sluice box from our motorized suction system, we are not operating a “suction dredge.” Said another way, there is an opportunity to use a motorized suction system to transfer high-grade gravel from one place in the river or creek to another location ...

How to Build a Pond Dredge | Hunker

Make them 10 to 15 yards longer than the length of your pond. Attach each cable to an eyebolt on the steel drum. Loop each cable through a heavy-duty carabiner, and secure it with a cable clamp. Use an adjustable wrench to secure the clamps tightly. The carabiners will allow you to quickly disconnect the barrel from the cables.

What is the Dredge Pump and How Does it Work? - Ellicott Dredges

A dredge pump is a horizontal centrifugal pump and is the heartbeat of a dredge. It is designed to handle abrasive granular materials and solids of limited size in suspension. Without the dredge pump, a cutter suction dredge would not be able to transport slurry.

DIY Handheld Suction dredge Help - Gold Prospectors

I have been toying with a homemade hand dredge, simalr to ones you can buy at the gold shows for about $100. I've seen lots of videos on you tube about how to make them and I have a pretty good one built. My problem, however, is that I am not getting the suction I need.

2" PVC Dredge nozzle build - YouTube

Well here it is all put together and ready to go. I setup in the back yard to test it out. Had low expectations as to it working figuring if it did work it w...

5 Steps to Professional Prospecting: How to Build a Gold

Here are the steps for how to build a gold dredge: 1. Outline a frame and build it. To sift rapidly through large amounts of gravel, you have to build a powered dredge. The first step is to build a frame and galvanized tubular steel, 0.5 inch should be used for this purpose. The mount should be strong enough to hold the motorized components.

Homemade Gold Dredge - Gold Getter News: My Story

Building a dredge is a big project with a lot of plans and decisions to be made. Take your time and think about what you really want to build. Think about what materials you have on hand or what you could easily acquire, then build a list of what you need to construct your dredge.

how to build your own gold dredge - gasthaus-hauck.de

build your own dredge nozzle. homemade dredge nozzles labourworxsa plan and design home make dredge nozzle BINQ Mining Apr 22, 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 ...

powerjet parts dredge how to make it - BINQ Mining

Nov 22, 2012 · The over all size of the dredge is 29inches long and 42 inches wide all parts and componets costing under $700-800 … gold dredge powerjet, how to make a … » More detailed Plan and design your own home made suction dredge for gold mining

Plan and design your own home made suction dredge for gold mining

Here's an easy project: really all you need is a piece of pipe about 10 inches long and of the right diameter to fit in your dredge hose. Simply take one end of the pipe and saw cut the pipe about every quarter inch. Take a hammer and gently tap the pieces down to form a cone on the tip.