through the Keene Library of Books, such as The Gold Miners Handbook, Dredging for Gold or Advanced Dredging Techniques. The vacuum on a portable dredge is created by a "venturi principal". A volume of water is pumped through a tapered orifice (jet), by a special designed water pump. A high velocity jet stream is created within the jet tube ...

You use a lateral starting so many pipe diameters smaller than the flare header diameter. Like alot of things in this business it is client driven or office driven and not a hard fast standard. I've seen lots of flare tie-ins at 90 degrees into flare headers. Please Log in or Create an account to join the conversation.

The other option is to go with a flair header which is much more difficult to make, but gets a lot better gold recovery. I chose to go to the expense and buy a plastic molded flare header from Keene for my dredge.

2.5 Inch Jet Flare Oversize $ 239.95 Item # ppjf250. 3 Inch Jet Flare Oversize $ 285.00 Item # ppjf30. 4 Inch Jet Flare Oversize $ 329.00 Item # ppjf40

Made by : the World's largest and oldest manufacturer of portable mining equipment, located in Chatsworth California. This is a 50" long and 10" wide sluice box with a removable 18" wide flare designed to increase flow and allow for larger capacity in a variety of different types of environments.

The KEENE 3" JET FLARE design provides excellent fine gold recovery. The jet flare and water level sluice box gives 30% more suction allowing dredge depths of nearly 30 feet. Also, the state-of-the-art sluice box is more efficient, compact, and lighter. The 3" dredges are powered by P160 GPM pump with a Honda GX120 engine.

The 2 inch header box can attach to our MiniMax Sluice or even an A52 sluice box. Simply remove the end cap on the mini max or the flare on a A52 sluice and attach with a few wing nuts. Equippedwith a long woven wire classifier screen and rubber damper that helps maintain maximum fine gold retention.

6" Power Header Box & Pump & Hose. 6 inch Header Box Price: $ 84.92. 6" Header Box. 10 inch Power Header Box & Pump & Hose Price: $ 157.92. ... California Drop Riffle Sluice with Siphon Flare Price: $ 82.93. …

2.5" - 4 HP Honda Ultra Jet Flare Dredge with Suction Nozzle ; Pump/Engine: PHP160 GX120 Honda; Compressor: None; Jet: SN250 ; Sluice: SB25F; Hose: 2.5' x 20' (20 Feet) Weight: 132 pounds; Shipping …

Attach Header to KEENE A52 to create your own Highbanker system. Sold with .063 Aluminum Header with fitting for hose. Head is 10″ Wide 7′ of 1-1/8″ hose rule 2000 gph 12-amp pump Battery clips ... Stream Sluice Kit …

The other option is to go with a flair header which is much more difficult to make, but gets a lot better gold recovery. I chose to go to the expense and buy a plastic molded flare header from Keene for my dredge. I have also seen guys …

Description. has come up with a new 2″ flared header box style dredge adaptor to keep the sluice short and compact. Simply remove the end cap on the Mini Max or the flare on the A52 and attach …

Header Box it can be added to a sluice to make it a power sluice. Will fit any 10" sluice. The header box size is 12"L x10"W x 6" H. The header box will fit any 10" sluice like the Keene - A52, A51, RDH #36, RDH #48 …

The A52 has an 18" wide flare which increases production and reduces set up time. The flare is lined with 12 inches of raised micro-riffle matting that gives an indicator to whether you are finding gold or not, reducing wait …

Header and Pump for Keene A52 Sluice – Sunny This header kit specifically fits the Keene A52 and comes with a powerful 2200 gph Johnson pump. Key Features: Constructed of .063″ Aluminum, Height 5-1/4″ 7 foot of 1-1/8″ hose Attaches with same bolts and holes as flare USA made, J; ohnson 2200 GPH 12VDC Pump @ 7.5 amp; Convenient 6′ long ...

2,213. Olympia WA. Detector (s) used. Minelab Xterra 70, Minelab SD 2200d, 2.5", 3", 4"and several Keene 5" production dredges, Knelson Centrifuge, Gold screw automatic panner. Primary Interest: Prospecting. Jan 6, 2019. #2. This item is over 30 years old and can be hard to find...may be a great time to upgrade to a flare.

You will find our entire Catalog here with absolutely everything you will need for your next prospecting adventure. It doesn't matter if you're a seasoned …

2- API 5217.2.1 states that main disposal header should be sized on required relieving rate of vessels not on the relief valve rated capacity.., but in this scenario, rating of the flare header, how this instruction implement, as when ever the PSVs will pop, rated flow of the valves will go in the header, which is likely to bottle neck the header.

keene flare header. Header and Pump for Keene A52 Sluice – Sunny Mountain This header kit specifically fits the Keene A52 and comes with a powerful 2200 gph Johnson pump Key Features: Constructed of 063″ Aluminum, Height 51/4″ 7 foot of 11/8″ hose Attaches with same bolts and holes as flare USA made, J ohnson 2200 GPH 12VDC …

Keene 4" Jet Flare Dredge 3 Stage Sluice with P180 & 263 Gast: $6,349.95: 4505PHKAC : Keene 4" Jet Flare Dredge 3 Stage Sluice with P180 & KAC: $5,949.95: 2604HCPJ : Keene 2.5" Jet Flare Dredge Powerjet with P160 & T80: $4,049.95: 3405PH

Sequential pigging was also studied as another alternative to reduce flare header pressure build-up. A pig with a lower diameter (95% of the total diameter) was launched first to remove some of the liquid, and then a larger pig was launched. Therefore, two peaks were expected but with a lower surge volume.

Posted 17 January 2015 - 09:45 AM. i am having same encounter. an additional new facility is tied in to existing flare header. An isolation valve is needed for shut down and hook up job. The isolation valve has to be ensure always chain locked and captured this procedure in operating manual.

Flare Tip: Velocity Seal (top view) Based on velocity of gas exit from tip, flare tips are considered as sonic and subsonic (pipe flare) type. This is the term used by process designer for high pressure flares and low pressure flares. General stack pressure drops are as given below. Sonic flare – 2 to 4 bar.

2" Standard Sluice Box for Jet Flare. $329.95. Quick View. 3" Standard Sluice Box for Jet Flare. $739.95. Quick View. 4" High Performance 3 Stage Sluice. $1,045.00. Quick View. 5" to 6" Mini 3 Stage Sluice. ... Since 1955, has been providing the very best in mining and prospecting equipment. Whatever you need, we're here to ...

The Big 10 Inch Original Clip-On Highbanker Header Box will provide you with 2200 gallons per hour of pay dirt separating water flow in minutes. All you need is a KEENE A51 or any 10 inch wide river sluice with a standard size river flare, a 12 volt battery and about 15-20 gallons of water in a closed recirculating system or a river with enough ...

Product Details. This sluice box has been the standard in the industry for decades. Designed with a wider flare for increased flow and made longer for greater capacity. Features a balanced handle for ease of carrying and the flare is detachable for storage and packing. Dimensions: 10" x 51" x 4.5". Take a look at our video on YouTube!

RDH Header Box 10" Mount on your sluice to create recirculating sluice set up. Designed for 10" sluices. Fits RDH & Keene sluices. The header box size is 12"L x10"W x 6" H. The header box will fit any 10" sluice like the Keene - A52, A51, RDH #36, RDH #48 sluice. This item will let you turn a 10" sluice into a Power sluice or highbanker.

It was a really tight fit. From there, I used a combination of 1 1/4" PVC fittings to connect to pump and highbanker. The way the header box was designed, it will allow larger rocks, >2", to get through without modification. I took a piece of 1/2" hardware cloth, cut and shaped to cover every gap possible, and attached it to the grizzly bars.

has come up with a new 2″ flared header box style dredge adaptor to keep the sluice short and compact. Simply remove the end cap on the Mini Max or the flare on the A52 and attach the header …

is the 🌎 world leader in innovative portable mining ⛏️ and prospecting equipment. Family-owned and operated since 1955. The 🌎 world leader in innovative gold …

The PFA5F is a complete assembly of floats and frame for our 5" Jet Flare series dredges. Dimensions are 101" in length, 58.5" wide and 17" in height. NOTES: 1) This Floatation …

nects to a longer 8 foot pressure hose. A new flood header provides smooth water flow over a slick plate into a 6" section of M iracle Mat. The top assembly lifts off easily to …

Keene 3 Stage Sluice Box - 4" High Performance : Keene 2 inch back-pack dredge ( FREE SHIPPING ! ) Keene 2.5 inch Dredge 12" box (FREE SHIPPING) Backpack Dredge with Power Sluice Conversion: KEENE 3 …

Sluice A: Keene A52 Sluice box with Hi-Low mat. This sluice box has been the standard of the industry for decades. Designed with a wider flare fo.. $238.95. Add to Cart. Add to Wish List. Add to Compare. Sluice box stand. This quick release frame adapts to most 10" x 21"-29" long sluice boxes in a matter of seconds.

Flare header and disposal system and particularly flare header,API 521 say disposal system should be self draining toward the discharge end and slop in header 2mm/m. I'm facing problem with road crossing. even i go on elevated platform or under ground i will have pocket. can any one advise on this issue. Thanks 10815L

2" Backpack Dredge with Power Jet. $2,495.00. Quick View. 2" Backpack Dredge with Suction Nozzle. $2,450.00. Quick View. 2.5" - 4 HP Ultra Dredge with Power Jet. $3,295.00. Quick View.

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" The 5" and 6" Mini were the same basically The box is actually not very complicated, just a standard straight sluice with a flare jet attachedClassification is the Key to Fine Gold ...