anyone know how to build a crashbox for a dredge?

just wondering if anyone has any ideas on how to build a crash box to attach to a highbanker? yes i know dredging is illegal etc etc and no im not using it to dredge public waterways . ... The gravel & water simply pumps into the crashbox and falls straight into the hopper and continues it's process down the hopper and through the grizzly into ...

Dredge Header Box by Jobe

Dredge Header Box features all precision laser cut aluminum construction. Increase your gold. Convert your 10 inch wide sluice box into a 1.5", 2" or 2.5" dredge box and start moving a lot …

2" Proline Dredge/Highbanker Combo, Honda engine

Honda GHX50 gas engine, Proline P100 dredge pump, Proline sluice box 10" x 3'. 12' suction hose, pressure hose 1 1/2" x 30'. Spray hose, metal foot valve.

What Does A Crashbox In Mining

2013· How to build a sluice box part III. extreme rear is a small removable 'crash-box' style water inlet fitted with a 2-inch … power sluice 2 Dredge Crash Box when c 2 = 0 Other size sluice s and dredging ....Keene 3in Gold dredge 3 inch Keene Gold Dredge Older dredge but works excellent This dredge has been sitting in my shop for several years Everything is there …

6 INCH PRO MACK DREDGE WITH EXTRAS PARTS …

keen pump keene dredge pro mack pro mack dredge gold grabber precision precision dredge procission 6 inch dredge 8 inch dredge 4 inch dredge pontoons ventri dredge hose nozel jet jet tube riffels crash box sluice sluice box flare sluice box flare nuggets nugget trap gold nugget gold nuggets van gaurd van gaurd motor honda motor honda dredge ...

Shop Electric Backpack Dredge & Find More Gold

Can be used above water or as a submersible dredge with the submersible dredge cover. Removable grizzly screens allow for easy maintenance. Custom universal 40mm pump adapter with built in reducer for a 1.25″ hose – (fits all 1.5″ pumps with a 40mm spout) – A GoldiBox exclusive. Works great with the GoldiBox Nozzle Extension

Sluice Boxes: Online

Slow Flow Dredge Riffle Screen. $47.95. Quick View. Woven Wire Riffle. $29.95. Quick View. A52S Sluice Extension Kit. $159.95. ... 8" High Performance Double 3 Stage Sluice Box. $3,695.00. Quick View. Sluice Bucket Recovery System. $225.00. Categories. Dredges; Dry Washers ... Engines & Pumps; Books & Videos; Keene Merchandise; Helpful Links ...

My 4" Dredge Project

All my 4's I have made have been 16" wide at the head box and taper out to 20" at the discharge end. What you basically have made is a 2" dredge that will pass 4" rocks. When …

My Home Made 3 Stage Under Current Dredge …

A few years ago I changed out my old dredge pump for one with higher capacity - the plan was to get greater suction. It worked, but I noticed a significant drop in my fine gold recovery. ... Frothing water inside my old crash box sluice : …

Some dredge basics

2" backpack dredge. Small but effective 2.5 hp 100 GPM pump with 10" wide box. 2.5" dredge 4 hp engine with a 200 GPM pump with a 12' wide sluice box. 3" dredge 5.5 hp with 250 GPM pump 14" wide box 4" dredge 6.5 hp with 275 GPM pump with 16' box 5" dredge 13hp 400 GPM with 20" wide box 6" dredge 13 to 26 hp 20" to 26 ...

how to build a crash box for a dredge.md

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Some dredge basics

Example. Trying to run a 3 inch dredge with cheap trash pump and use a 10 inch wide box. I have to explain that the 10 inch wide box is too small and the velocity is too high to catch gold. …

4 Dredge Instructions

allows the sluice box to slide back and forth on the frame changing the angel of the sluice box. Adjustable track bar locks into place by tighting the large wing bolts 4" Dredge Instructions . Floats are held in place by the use of 8 push pins The 2" pressure hose assembly screws onto the pump with a 2" pressure hose ... This will pump water ...

Crisafulli Dredges, Pumps, and Portable Power Units.

Building pumps since 1966. Since 1966, we've helped customers solve their toughest pumping and dredging challenges. SRS Crisafulli customers choose from a broad line of high-performance SRS Crisafulli trailer, vertical, and submersible pumps, dredges, and power units, which have earned a reputation as rugged, dependable cost-effective material handling systems for a wide …

P.O. Box 3281 Lake Havasu City, Arizona 86405

For Sale: Keene Crash box DREDGE w/air reserver Houlka and consisting of Sluice, 8hp – 4 stroke Briggs and Stratton motor, T-80 air pump with hose, 2 regulators, air reserver Houlka, 20" x 8ft sluice box, jet log, stand up water foot valve, high pressure hose for pump to jet log, 5"suction hose 15ft long?, 4 floats with

Get the Catalog…

is proud to offer hundreds of items from sample bottles to pumps and complete dredge systems. While we strive to make most of our products available through our online shop, some things are simply not feasible for point-and-click purchase.That's why we happily provide our full color catalog both as a PDF and hard-copy.

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.

2-Inch Dredge Pump with Gold sluice box. | 2-Inch Dredge …

2-Inch Dredge Pump with Gold sluice box. We manufacture all our equipment in South Africa. This unit is ideal to capture fine, medium and Gold Nuggets with our sluice Box. Very portable and powerful. For more information send us a message on the following details.

My Home Made 3 Stage Under Current Dredge …

In my opinion, the first most important thing to improve recovery is to get rid of the crash box. The flare slows down the flow and spreads the material, greatly increasing your gold recovery. Just compare the full white water froth inside …

4 Dredge Instructions

If the sluice box is working properly, approximately one third of the riffle should be visible after pumping clean water for a minute or so. Aloss of values can also occur if the ratio of solid …

Gold Dredge Sluice Box & Power Jet

Keene 3" Gold Dredge Sluice Box & Power Jet Older Crash box style 14" wide Sluice & Jet log good for a DIY project I had this running on truck tubes using a 2" Harbor Freight pump with the rpm's t...from 114956157

Slurry Pump,Sand Pump,Dredge …

Dredge pumps are kind of customized pump products, which are developed by OCEAN Pump according to the needs of the dredging projects. This series of products are single-stage single-suction horizontal structure centrifugal …

Has anybody made their own dredge?

The "jet flare" design uses a short hose to feed water to the venturi and flare /crash box, as opposed to the older style using a long hose running out to the suction nozzle which adds both weight and expense as these hoses need to be pressure rated and not collapse, those pictures above show clearly a nice yellow dredge pump.

trash pumps on dredge.

So was looking for info on pressure needed for suction dredge. i cant find no numbers says this much psi for this size dredge. Ive heard of trash pumps being used on dredges and dont see no use buying a high dollar motor for a dredge if this one can put out the water needed. If use a 3 inch intake might have enough for something.

4 Inch Dredge Pump | Gold & Diamond Dredging

With a pump capacity of 47 c/m/p/h, this pump can dredge through gravel smaller than 30mm in size. The complete system weighs about 620kg. Priming the pump is quick and takes about 2 minutes. The minimum suction length is 10m and max suction is 40 meter, with a discharge distance up to 30 meter, pump head from pump of up to 5m.

Gold King pump question

2 1/2" dredge is it as 3" and up used the 2" x 2". Company long dead. Periodic musings say coming back--for 15 years that is. 125 gpm but psi evades my ol'noggn' as that pump is not their norm,usually 2 x 2 or 3 x 3-equal in/out-and outta biz sooooooo long ago-that size pump Normally on a 2 1/2 hp engine so should be a good pump for gas hours.

Dredge Header Box by Jobe

Dredge Header Box shown in second picture with Jobe 45 stream sluice and leg kit (not included). Weight is approx 5 lbs. View all our sluice boxes Dredge Header Box features all precision laser cut aluminum construction. Increase your gold. Convert your 10 inch wide sluice box into a 1.5", 2" or 2.5" dredge box and start moving a lot more material!

Gold dredge sluice boxes price very 3"&4" with or with out crash box …

Gold dredge sluice boxes 3"&4" 1 of each size with crash box 1 of each without can be made into long tom or high volume river sluice (more material more gold)range $400- $1200 depending on box 5 to...

"goldibox dredge" 3D Models to Print

134 "goldibox dredge" printable 3D Models. Every Day new 3D Models from all over the World. Click to find the best Results for goldibox dredge Models for your 3D Printer.

2 1/2 " dredge with 8' sluice box

ATV crash kills teen Saskatchewan - 7,748 views; Calgary lifts water restriction Calgary ... 2 1/2 " dredge with 8' sluice box . $7,000.00. ... 8' custom sluice with Honda pump and everything you need to get gold. All equipment in custom tilt trailer for easy transport to your claim. Yamaha 550 Kodiak Quad also available at $4,500 extra. Both ...

Dredge Sluice Boxes: Online

Dredge Sluice Boxes; ... 2.5" Standard Sluice Box for Jet Flare. $605.00. Quick View. 3" Standard Sluice Box for Jet Flare. $739.95. Quick View. 4 Inch Ultra Sluice Box. $769.00. Quick View. 4" High Performance 3 Stage Sluice. $1,175.00. Quick View. ... Engines & Pumps; Jet Flares, Jets & Nozzles; Gold Pans; Flotation; Library; Gift Ideas; Gold ...

Thomas Simplicity Series horizontal dredge pumps

Stuffing box and shaft sleeve. An extra deep stuffing box equipped with a lantern ring gives sealing of the shaft opening. Replaceable shaft sleeve allows for quick maintenance of the sealing surface. ... Underwater dredge pumps are productive tools that take advantage of the pump being in close proximity to the abrasive material. This ...

What is the Dredge Pump and How Does it Work?

The dredge pump is designed to take in sediment, debris, and other harmful materials from the surface floor into a suction pipe, carrying the material to a discharge site through a pipeline. The pump must be able to handle common solid fragments of various sizes that are capable of passing through the pump, minimizing downtime required for ...

Suction Gold Dredge Basics

A gold dredge is powered by a motor and pump. A common misperception is that gravel is sucked through the pump. The pump actually pumps only water, which is delivered to a venturi type device (called a power …

48" Complete Highbanker Kit with Hopper Box, …

Hopper Dredge Box: Aluminum hopper box with grizzly bars is 14" x 14" x 10" deep and has a 2" dredge inlet, a spray bar with built-in adjustable water flow and pressure port controls. ... This highbanker kit does NOT …

Plan and design your own home made suction dredge for …

I made 4" dredge back in 2008; a used a 5hp B&S & pump from a 3" dredge. I made the power jet from a 4" aluminum tubing. I bought some hose, used inner tubes for …

Gold Dredge

Gold Dredge $3,000. Precision 5" Gold Dredge10HP Briggs motorT80 Air Compressor with 3x4 keen pump4" foot valve, 15' suction hose and nozzleSingle sluice crash box. Aluminum filled pontoons.Air reserve tank***BONUS***Brand new, never seen water!WETSUIT 7 mm XXL 250lbs New HoodNew Neoprene GlovesMaskBootiesWeight Belt Harness40 lbs of weight50 …

5 Inch Dredges: Online

3 Inch Ultra Mini Dredge; 3 Inch Coin & Relic; 4 Inch Dredges; 4 Inch Ultra Mini Dredge; 5 Inch Dredges; 6 Inch Mini; 6 Inch Full Sized Dredges; 8 Inch Dredges; Dredge Sluice Boxes; Dredge Accessories; Trommel; 6 Inch Supermax Dredges; Dry Washers; Diving Equipment; Recovery Equipment; Winches, Etc. Prospecting Tools; Rock Crushers; Keene ...

Plan and design your own home made suction dredge for …

Building a 3 stage sluice box for a gold dredge. Header / crash box / flare: This is one where you have to decide what you want to do. You can go with a crash box style head and is relatively easy to make. A crash box is just a box that sits and the head of the sluice, directing the flow of water and gravel into the sluice.

Gold Dredger dot Com Disscussion Forums • View topic

My question is do I want to run the screens to the head of the crash box, or make a false floor so that all the material has a floor to hit then hits the 3/8 expanded and the …