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.

The part going unsaid is dredge manufacturers already reduce nozzle openings to less than the hose size. I can conceive of times when it may be advantageous to reduce the nozzle size further. Like in pure zero visibility blind dredging, perhaps. At the …

This is why the 5″ dredge size is normally the smallest dredge chosen by the serious prospectors and professional dredgers. This model is equipped with dual Honda GX200 engines and Proline's impressive HP400 pumps, making it ideal for higher altitudes or for extra deep dredging. ... • Sluice Box: 20″ x 60″ • Dredge Hose: 5″ x 20 ft.

A power sluice or highbanker is basically a sluice box with height and mobility and is motorized. It is mounted on a 4-legged stand that gives the sluice box the correct slope. Instead of being put right in the creek like a hand sluice, an engine with a water pump and some hoses gets the water up from the stream into the sluice or highbanker.

Our 4 inch dredge is one of the professional equipment for gold mining.It is the equipment of economy and portability. The dredge can be quickly and easily broken down into small components. The sluice box is set at the surface of the water to reduce the water lift and can increase suction power.

My question is why are all the manufactured dredge sluice boxes so short? The area we are dredging has pretty fine gold, with small nuggets to about 1/4" but that is about it (so far). So we have been researching the heck out of fine gold recovery and I think we will catch more with a longer sluice or series of sluices.

All of our 4 Inch Gold Dredges have fully assembled dimensions of 73" x 46" x 13" and come equipped with a PJ42 Jet. New 4" Keene Gold Dredge Features: New 3 stage sluice box for unsurpassed fine gold recovery. The best in the business. !!! Dimensions…

This New 4" dredge is specifically designed to be lighter and more portable than our standard model. The smaller, lighter, more compact 4" is ideal for packing into remote areas and is also great for quick one day outings. The sluice box has been shortened by 8" for a total of 40" in length.

Keene 4" Jet Flare Dredge 3 Stage Sluice with P180 & 263 Gast Keene's "3 Stage Sluice Box" provides excellent gold recovery and easy, convenient clean up. Note below that in Stage 1 the primary riffles can be removed separately from the …

4 inch proline dredge - $3,000 (Colfax) 4 inch proline dredge. -. $3,000. (Colfax) 4 inch proline gold dredge, new hoses, Honda motor, rebuilt T80 air pump, new sluice box matting, crevice blaster hose, swivel nozzle. Full face regulator, and a regulator one. do NOT contact me with unsolicited services or offers. ♥ best of [?]

Keene 4" Jet Flare Dredge 3 Stage Sluice. Keene's "3 Stage Sluice Box" provides excellent gold recovery and easy, convenient clean up. Note below that in Stage 1 the primary riffles can be removed separately from the other riffles and a new plate covered with deep V rubber matting that is also easily removable is placed at the end of the flare for fine gold recovery.

It's all personal opinion, but I would never dredge with anything. less than a 4" dredge, unless it's a really tiny stream. I have tried. everything from an inch and a half up to a twin engine dual pump 5". Once you go up in nozzle size, you don't really want to go back. If you don't set your sluice box at too drastic an angle,

The sluice box is equipped with rubber mat inside which designed to recover fine gold and gemstones. All dredges are equipped with a T80 compressor for an ample air supplying for 1-2 divers. The suction system is equipped with an oversized power jet and twin eductor systems to …

The rear portion of the sluice box utilizes "Hungarian" riffles for maximum efficiency and the dredge is equipped with Nomad matting for the ultimate in fine gold recovery. No other 4" dredge even comes close. 4" Dredge w/Honda GX160 & HP350 pump ($4650) 4" Dredge w/Honda GX160 & …

4" can be ran with 2 jet logs 180 degrees apart on tube using 2 pump and motors. For those that want to move extra material 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.

3/4" inch to the running foot. Afour foot sluice box should have an approximate tilt of 3". ALAN MCCARY. Greenhorn. Posts:3. 13 Jan 2015 10:24 AM. There is no one setting that works for all dredges. You will want to run you're dredge as flat as possible …

The sluice should slope 4 to 18 inches per 12 feet, usually 1-1/8 to 1 -¾ inches per foot, depending on the amount of available water, the size of material processing, and the size …

Sluice Dredge Bucket Recovery System Sluice / Dredge Bucket Recovery System This handy little system allows you to save time and values when cleaning up your sluice! Easily adapts to any dredge from 2 to 4 inches in size, all sluices up to 16 inches wide and all Keene power sluice / …

Dredge No. 4 is a wooden-hulled bucketline sluice dredge that mined placer gold on the Yukon River from 1913 until 1959. It is now located along Bonanza Creek Road 13 kilometres (8.1 mi) south of the Klondike Highway near Dawson City, Yukon, where it is preserved as one of the National Historic Sites of Canada.It is the largest wooden-hulled dredge …

Find many great new & used options and get the best deals for 4 Inch Dredge Nozzle at the best online prices at eBay! Free shipping for many products!

Keene 6.5 HP 3" Ultra Mini Dredge An Ideal Dredge for the Serious Dredger that Demands Portability as well as Performance. Model 3500P comes complete a 6.5 horsepower engine, 20 feet of 3" suction hose and a 14" x 48" sluice box. Equipped with a P180 pump, our new over-sized jet flare and jet with suction hose quick coupling.

A sluice box is probably the biggest and most important thing that you can make for yourself on a dredge. It's an key and critical item - hey, if your sluice box doesn't capture the gold, then your whole dredge project is a lot of wasted time.

The size of a gold dredge (1.5 inch, 2 inch, etc.) is determined by the diameter of the suction hose— the larger diameter the hose, the more material can be processed. A floating gold dredge is essentially a floating sluicebox that uses an engine and pump to create a vacuum and send gravel (hopefully gold-bearing gravel!) into the sluice box ...

Apr 26, 2015 - Keene 4 inch Dredge with 3 stage sluice (FREE SHIPPING) - The most popular 4 INCH GOLD SUCTION DREDGE in the world, has all of the features of the larger professional dredges. Our 4 inch dredge …

Since the sluice box in the 6-inch Precision was much wider than a normal Le Trap sluice, the prototype required quite a lot of work in a cut and paste project (using of 4 or 5 Le Traps) to create the first underlay recovery system for a dredge.

6.5 HP 3 Inch Ultra Mini Dredge. 3500P. Model 3500P comes complete a 6.5 horsepower engine, 20 feet of 3" suction hose and a 14" x 48" sluice box. Equipped with a P180 pump, our new oversized jet flare and jet with suction hose quick coupling. Float dimensions are 60" x 10.5" x 10.5" and Floatation assembly is 60" x 40".

Price: $62.00. Add to cart. send to friend. Key Features. Reviews (0) (Use on our 54" Ultra Wide Sluice Box) Larger, deeper Sluice Riffle tray for high production when High Banking. This Riffle can handle more material than the standard Riffle. Reviews.

From: RKCNZ Sent: 13/08/2008 4:29 p.m. G'day Matt ( flapperthermal ), The reason for placing a classifier screen over riffles in a single sluice box surface dredge is to prevent rocks collecting in the riffles and then boiling out the riffle area.

Here is my new / old dredge. I have modified my old Gold King from a 2" dredge, to a 4" dredge. It now has a brand new 5.5 hp engine, 4" proline power jet, swivel nozzle, new miners moss, and some expanded metal classifiers of several different sizes, that I can add, switch around, or change out.

A 3" would be a better choice. The heaviest single part of a 3" dredge is the motor, and a 3" dredge can be sufficiently powered by a 5/5.5 hp motor. A 5/5.5 hp stationary motor is a small enough size to be easily carried by one man. Larger motors can be difficult to get into remote areas … especially for one person working alone.

With either 4" or 5" tall sides, they are well suited for an over/under type, 2 or 3 stage sluice for your Dredge, Highbanker, Power sluice, Trommel or Hand sluice. Our D.I.Y. boxes are .080 thick 5052 Aluminum, which is very sturdy, reducing box flex, bowing &

The 16" box that most 4" dredges have will lose 90% of the gold in the Pilippines. Dredge, Highbanker, Sluice Box, Mining, 4" Dredge, Gold Dredge | eBay I am making this dredge here due to the very fine gold found in the Philippines.

I used to own the standard, big Keene 4 inch dredge with 4 pontoons and big 48 inch triple stage sluice box. Sold it when I moved from Georgia to Colorado. Now have a Keene 4 inch Ultra Mini dredge with air.....smaller, easier for 1 man to operate, move. Trouble is the sluice box is designed for big gold, is only 40 inches long and single stage.