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dredge sluice box angle

  • Why Are Dredge Sluices So Short? - Sluicing, Highbanking ...

    Apr 12, 2013· 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.


  • Dredge Adjustments - Gold Prospectors Association of America

    SLUICE BOX ADJUSTMENT. Most models have a slight adjustment to raise or lower the sluice box. The proper sluice box adjustment can effect the. recovery of values. If the sluice does not have enough angle, the sluice box will "load up" causing the riffle openings to. fill with unwanted excess material.


  • Sluice Angle Indicator (SOLD OUT) - goldfeverprospecting.com

    Sluice Angle Indicator - let's you set the correct angle on any sluice box How do you set the proper angle on a sluice box to maximize gold retention? We are asked this question everyday. Now there is great a new tool on the market to make this virtually automatic and take the guess work out.


  • Sluice Box Angle Indicator? Does it work? [Archive] - AMDS ...

    I didn't have a whole lot of faith in the "sluice box angle indicator" but figured it might get some attention, and that some members might want to offer up some tips. I look forward to seeing your photo's (and the new one's when you get finished with the dredge).


  • Gold Sluice Boxes for Prospecting - Water Powered - Gold ...

    The sluice should be set at a downhill angle that allows the material to briskly flow through the sluice. The higher the volume of water available, the shallower the angle will be. Shovel material into the sluice at the flared end as close to the end as possible so that the material is washed over the entire length of the sluice.


  • Quick Highbanker Question - GOLD PROSPECTING - Nugget ...

    Feb 12, 2011· The corrected sluice box angle can only be determined after running quite a bit of material through the dredge. With the dredge running, go back and inspect the riffle system. If you can clearly see the blue Miner's Moss, decrease the sluice box angle slightly.


  • Double-screen Classification System in Dredging

    Since the sluice box in the 6-inch Precision was much wider ... We have since replaced the sluice underlay in the drawing above by welding some 3/4-inch angle iron on both sides of the expanded metal to create side rails that ... we modify the sluice box supports on the dredge so that we can raise and lower the slope of the box. This creates a ...


  • How to SIZE a Sluice Box - Mineral Processing & Metallurgy

    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.


  • New & Used Gold Dredge Sluice Boxes for Sale | Gold ...

    Savona Equipment is your gold sluice box supplier for recovering of gold and other precious metals or stones from placer mining operations. Sluice boxes are used in gold mining pay dirt and sluicing creek beds to recover gold. We can supply gold dredge sluice boxes of various sizes, please contact us with your requirements.


  • Le Trap Sluice Box - dredgenz.co.nz

    Because the sluice is approximately 4 pounds, it is easy to back pack. In working this box, water should run through quite rapidly, about 2" deep, which keeps the riffles clean and will leave the Gold and VERY LITTLE concentrates. The gallery picture shows the River Robber in operation as a cleanup tool in a 6″ Keene dredge.


  • : highbanker sluice box

    49-96 of 121 results for "highbanker sluice box" Skip to main search results Amazon Prime. Eligible for Free Shipping. ... got sluice? - Stainless Steel 20oz Road Ready Water Bottle, Silver. $21.95 $ 21. 95 $25.95 $ 25. 95. FREE Shipping. #sluice - 11oz Ceramic Coffee Mug Cup, White. $17.98 $ 17. 98.



  • What is Dredging - therockerbox.com

    Dredging is the use of a suction dredge to "vacuum" gravels off the bottom of a creek. Consider a dredge as a sluice box either mounted on a 4-legged stand or mounted on floats. the sluice box is held by the stand or floats at the proper angle, just like it is when sluicing or high banking. Gravels enter at the top of the sluice box.


  • : highbanker sluice

    Gold Mining Sluice Box Mat,Dredge, Highbanker, 12 "x 48" x 1/4" $68.00 $ 68. 00. FREE Shipping. Gold Mining Sluice Box Mat,Dredge, Highbanker,12 "x 24"x 1/4" $34.00 $ 34. 00. FREE Shipping. Gold Panner's Guide to the Oregon Cascades. How and Where to Pan, Sluice and Dredge Without a Claim.


  • Royal Manufacturing Ind

    This Highbanking Kit transforms from a sluice box to a highbanker and to a dredge in minutes without the need of tools. Check out our versatile 3-in-1 Dredge Ready Highbanking Sluice kit. It includes everything you need to use in creeks and streams.


  • Miners moss or ribbed carpet? - GOLD PROSPECTING - Nugget ...

    May 11, 2012· Then, I increased the angle to 4 inches a foot and really poured the water through. The sluice was all white water. It dumped more black sands into the tub, but again, no gold left the sluice. I was very impressed. Yesterday I refitted the dredge with gold hog matting, so I guess I am all in for the opener of dredge season at least. My one cent.


  • Gold Dredging & Sluice Box

    hopper. This is to be obviated by placing riffle-bars between the flanges of the idler-drum. Various gold-saving devices are used on the tables and sluices, but the angle-iron riffle is the most popular. This may be placed across the sluice-box or lengthwise, with small stones between the bars; a combination of these two is often used.


  • My Home Made 3 Stage Under Current Dredge Sluice Box

    Homemade sluice box Nearing completion : Flat steel strips are welded on the ends of the riffle to hold them in the proper position. The wider part of the riffle is turned over and set at a 45 degree angle to the bottom of the sluice.


  • angle of sluice drop - GPEX

    Dec 02, 2012· A protractor is what you are looking for. There are 360 degrees in a circle. 180 in a semi-circle A protractor has the degrees drawn on it. So if you use a level bubble to find your bottom edge plane for the protractor, then the angle on the sluice can be measured in degrees.


  • How to Use a Sluice for Gold: 8 Steps (with ... - wikiHow

    Jan 24, 2018· How to Use a Sluice for Gold. Gold prospecting is becoming an ever-increasingly popular hobby. Spending time in the beauty of the outdoors and the lure of striking it rich are some of the attractions. The gold sluice allows a prospector to...


  • Setup Or Assemble Keene 5" Sluice Box? - Gold Panning ...

    Nov 01, 2018· The main shift was from old "crash box" style header boxes to the newer flare style sluice boxes. I am guessing this sluice is from a 1992 - 1997 era Keene 5109 5" dredge.. The 5" and 6" Mini were the same dredge basically. The box is actually not very complicated, just a standard straight sluice with a flare jet attached.


  • D.I.Y. prospecting & mining equipment parts & supplies ...

    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.


  • Otimum degree angle for your sluicebox? - GPEX

    Jul 22, 2012· Otimum degree angle for your sluicebox? User Info Username: Password: Welcome, Guest. Please login or register. Did you ... Then adjust so that the material clears the sluice in roughly 3 seconds for a box 3' or 3 meters long. There is no hard fast rules as gagoldguy pointed out. Where the problem comes in is sluice width, water depth, bedding ...


  • homemade dredge sluice box - pensionealba.it

    Gold Dredge Sluice Box Plans. gold dredges and sluices plans memade 2 1/2 inch gold dredge, - Treasure Net. Mar 28, 2013· The front was about 5 to 10 lbs light but with the water in the sluice,, Homemade 2 1/2 inch gold dredge, diy gold dredge, gold dredge plans.. ... The wider part of the riffle is turned over and set at a 45 degree angle to ...


  • Sluice Box/Highbanker for sale | eBay

    The Backpack and Sluice Box Gold Panning Excursion Combo Set from ASR Outdoor was designed to give you the edge while panning for gold with portability in mind; inside the backpack, we've included our 50" Portable Aluminum Folding Sluice Box.


  • Gold Highbanker, Power Sluice | Gold Rush Trading Post ...

    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.


  • Setting the Proper Water Velocity Through a Sluice Box

    As a general rule, the optimum slope-setting of a sluice is around one inch of drop per linear foot of box. This can change, depending upon the volume and velocity of water being used, and/or the average shape, size, volume or weight (specific gravity) of material that you are processing.


  • Custom Built Highbankers, sluice boxes, dredge, hand ...

    Heckler Fabrication can custom build you a quality Highbanker, Power Sluice, Trommel Sluice Box, Concentrate sluice, Dredge sluice box, Hand sluice box, or modify/update your existing recovery system w/ any of our many options.


  • How to Set the Right Angle on Your Sluice Box - YouTube

    Mar 21, 2016· Use the "Sluice Setter" Digital Pitch Gauge to set the right angle on your sluice box, so you're not losing precious gold! Then please go to to order one for yourself. At only ...


  • Sluicing - How to set the correct angle on your sluice box

    Sluicing - How to set the correct angle on your sluice box - Sluicing for Gold I can't tell you how many times someone has asked, What angle do I set up my sluice box . The worst part is, there ...


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