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Jan 31, 2015· Home / FAQ / What's the difference in sluice box riffle? Posted on January 31, 2015 February 16, 2015 by Prospectors Choice The most common and often asked question we get is, "What is the difference between all the sluices?"

Apr 23, 2011· cannot say enough about the westcoast miners very helpful in showing there gear and all vouch for hydraulic riffles,liked the idea of a boil box at the start of the riffles, ... And it appears as if angle iron is used as a type of Hungarian riffles. ... had problems with the hydraulic riffle setup pump and underbox...went back to a normal ...

Nov 17, 2010· how to make hungarian riffles - Crusher South Africa . The Hungarian riffles are made from 24 pieces of "angle iron, 11 5/8″ long, welded ...How To Make A Set Of Riffles For Fine Gold Recovery – YouTube

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Expanded metal, heavy wire screen, or cocoa mats make good riffles for collecting fine gold. A common height for riffles is 1½ inches; they may be placed from one-half to several inches apart. Fastening the riffles to a rack, which is then wedged into place in the box. permits their removal.

This week I went and asked "how to SIZE a sluice box" to the crew on a large gold prospector forum and other sluice or gravity gold recovery 'experts' and gathered the list of emails and forum posts here below. As you will see, in summary, most can optimize or troubleshoot a sluice box but few or none can size a gold sluice box.

Hungarian riffles. The Hungarian riffles aid in the breaking-up process, as materials pass over them and down the box, but they serve another important function. Every riffle creates a swirling action on its lower side, which helps the gold to separate and settle out of the lighter materials.

Oct 14, 2011· Some of our footage. You might want to scroll through the slow motion parts. Moderate flow rate test. Core mine material, quartz, sand, heavies, etc found in...

Dec 29, 2011· Hi ElkGold I use a drop riffle sluice exclusively now after using Hungarian types for a while. I understand what you mean about water changing flow rate and yes, one has to be a little careful with a drop sluice because there is no mat to keep a physical hold of the heavies.

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Nov 18, 2010· How I make a set of riffles for a 12 x 36 inch wide sluice box, 3/8" profile angles riffles from 20 gauge steel, mig welded .....

Apr 13, 2013· The "castle" mats rely on the material the parapets catch to provide the voids to catch and hold gold. Just another tool in the sluice box. The original posters question had to do with clogging his miners moss, "castle" mat is one of the few things that always seems to be working, but I would not make it the only thing in my box.

The Gold Machine is a revolutionary recovery system that has a variety of placer gold mining equipment and machines. To learn more, visit our website!

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Apr 25, 2013· Homemade 3 Stage Under Current Sluice Box catching Gold .. I cut the sheet steel to size on the shear and I bent the riffles on the brake. They are just like the standard Keene riffles, a modified Hungarian type. To make them . »More detailed

The Mini-Recirculating Highbanker will help get the gold much faster than panning or drywashing. The sluice and hopper make 42" of classifying area. The box and hopper are 6"W x 21"L x 3 inch high sides it weigh's 10 lbs. The riffles and cage are aluminum, making it easier to .

The biggest chunks of gold in the concentrates never make it past the first couple of riffles. The lower riffles aren't trapping much at all. So I probably have too many riffles in this prototype sluice. To do a cleanup, I first pick out any large pieces of gold that are stuck behind the first couple of riffles .

Heckler Fabrication, D.I.Y. Parts & supplies for your sluice box needs. Everything needed for modification of your Highbanker, or any other equipment using a sluice box. & See our Custom Build page on our site if you want us to custom build one for you.

While gold panning is a great way to quickly sample areas to prospect, once a nice gold area is found, a good quality sluice box will help you produce more gold in a shorter amount of time. Many handy prospectors like to make their own equipment, and a sluice box is a very simple piece of mining equipment to build.

Interested in using a simple sluice box to find gold? This is my page of information on placer mining for gold with a sluice. A sluice is a very popular device and is often the second piece of gold prospecting equipment purchased by the new prospector (it was for me).

In this case, you will have to decide if you need to increase the water flow and violence (which will make it harder to settle fine gold) or shorten the riffle. Shortening the riffle is usually the best solution. Please don't get me wrong here. I am not talking about the riffles that get big rocks passed over top of them.

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The way to tell if you have things close to right or not, is to notice whether you are finding gold many riffles down from the front of the sluice. It should be very close to the front, in the first 1/2 of the sluice for sure. One way to always know is to make the miners moss two sections, butted together. All the gold should be in the first mat.

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