forced air propane forge burner

7 de janeiro de 2021

A single burner forge will not provide excellent performance; a minimum of two will be efficient for forging. Bladesmithing, hunting, guns, anvils, ancient history and just about everything else. They also care about the size of your forge. With my burner design, the forge environment should meet that requirement if you use a … Sized forge by Samsung according to the blower-based burners with my burner,. The interior takes about 15 seconds to get up to heat so that the propane mixture burns just right. Plenty of air: A mini forge can consume a bbq sized propane bottle in a day. And here's the ugly casting after opening the mold. Copyright © 2014 by Lionel Oliver II All Rights Reserved. = 2.20462262 lbs KW/Hr: Kilowatt per hour and contacts fresh oxygen forced air forge burner a of. Free shipping. And the much less expensive standard low pressure regulators can be used. A venturi needs the orfice pointing exactly down the center of the burner tube. So it get's wasted and doesn't burn until it exits the vent hole and contacts fresh oxygen creating a pillar of fire. But most people seem to find making one for themselves too complicated. Hook up the propane regulator to the propane tank and connect the quick connect to the propane burner. The one bonus to a forced air forge is the simplicity of the burner build. So if you have a venturi burner rated for 350 cubic inches and your forge is bigger than that, you'll likely need to add a second burner or maybe will have to add a second just to achieve welding temperatures. You're probably convinced that the blower-less "venturi", or "self-aspirated" or "atmospheric" burners (whichever you choose to call them) are the best things going for propane. With propane I use 1-1.5 bar (15-22 psi) while natural gas is only 0.03 bar (0.5 psi), but both perform almost the same in the sense of heat and temperature. Especially since you can turn down the air as much as you want. 2) Why don't people use flares on forced air systems? I agree with Cody that a blown burner is easier to adjust though. All credit for this design goes to him. Forced-air burners tend to not care much about how big your forge is. The outlet was 1.25" X 2.5". If you were to purchase a "high-end" venturi burner like a t-rex then you don't have much to worry about. I have both propane and natural gas. Main body of the Forge: Outer dimensions are 7” x 7” x 9” Inner dimensions are 4” x 5” x 9” Forge and burner together stand 18” tall and the burner extends 14 1/2” to the side, from the center of the forge. The forge is small enough that I can run the burner at under 5 psi and keep the interior at a good working temperature.However, this burner design does work well in larger forges, many large forges even use multiple burners. The Kaowool is 2" thick so the burner tip is about 1" recessed into the kaowool to keep from burning up the tip. Propane is stored in the tank as a liquid. All you need is a propane tank. I had a small squirrel cage fan laying around that used for the air source, not sure on the specifications, runs on 110v. Handmade by a Small Business. So it's as effective as an atmospheric burner, yet does not require an expensive high pressure regulator. Usually ships within 6 to 10 days. No expensive high pressure regulator needed! But the cheaper ones, you run into problems getting them to run right and run with a proper atmosphere in the forge. CO poisoning is insidious. It is intended for large forges and furnaces. Here's the backside where I rounded out the back as much as possible to let the air flow into the nozzle better. By aka "Forced air" burners for propane and natural gas Have you been deceived? DF-AIR-FORCED GAS BURNER Propane Forge Furnace Foundry Blacksmith Farrier Knife. I don't know the CFM rating of the blower but I figured it was the right size since it uses a fist-sized electric motor of the type found in desktop fans. And the much less expensive standard low pressure regulators can be used. But also because of the fussiness of some venturi burners, two people can have two completely different experiences with the same burner based on the design of their forge.This is where type of insulation, back pressure, doors, shape, size, elevation, etc all come into play. After this photo was taken I ended up using this burner assembly to melt metal in the HobbyMelter furnace. Metal Projects Welding Projects Metal Crafts Homemade Forge Homemade Tools Forging Tools Forging Metal Diy Forge Forge Burner. If the forge is starved for oxygen, then so are you! The orifice in my natural gas burner is much larger and, due to the much lower pressure, the speed is slower, but forced air eliminates this problem. With this high gas pressure far more propane is being blown in than can mix evenly with the air. Ranging from fairly primitive to really high-end commercial type models. Forced air burners are more efficient but costly, loud, and less secure. BONUS INFO: Have you ever wondered why frost forms on the bottom of propane tanks when they run low on gas? Turn on the propane and light with a … Make sure you have plenty of ventilation. DF AIR FORCED burner (308,000 BTU). Ken began developing parts for the only forced air model Forge of that day. Sign up for a new account in our community. They are completely adjustable much like adjusting an oxy-acetylene torch. Yeah Jeremy pretty much covered it. A blown air burner is different. Well, that's certainly not been my experience. A lot of DIY videos out there have too much brass fittings and soldering involved. I fabricated a quick simple burner for my new small furnace. For safety the propane tank should be further from the flame, but in this case I wanted it to be obvious that the propane tank with low pressure barbecue regulator was powering the burner. Though I wonder if it has something to do with the gas and air properly mixing. The only change is that I removed the original propane hose (it was only about 2 feet long) and replaced it with this clear vinyl tubing (an actual 10' long propane hose would be better). Propane Burner Propane Forge Triple Burner - Portable Blacksmith Forge - Gas Forge for Making Knife and Tool - Propane Furnace Forge Burner. It is imperative that the metal part of the burner NOT be inside the cavity of the forge. I use a forced air burner for my main forge (which is pretty small) and atmospherics for various heating jobs and temporary forges. You can literally be forging steel 5 minutes after opening the box! This is similar to my Mapp® gas burner experiments. You may not notice it until its too late! Natural gas such as that supplied to a residence flows at very low pressures, so the forceful jet of gas would not exist and therefore the vacuum effect would not be created and proper functioning would not occur. 403. If your using something like a bounce house blower or a shop vac your going to have tons of oxidation. It's made by Samsung according to the label. So much that moisture in the surrounding air freezes on it's surface creating the "frost" layer. Using an air blower on a gas burner. And they can typically achieve forge-welding temperatures with no issues whatsoever assuming you have a decent blower. Also, if you have a furnace with backpressure issues, a blown-air burner can often solve them since these burner are less "sensitive" to pressure. I recommend some safety glasses when lighting the torch, just as a precaution. Simply remove the MIG tip and plug your blown air duct on the T. I have two venturi burner forges. In order to build this forge burner, You will need a … When it is drawn out of the tank rapidly by a burner, energy (heat) is needed to vaporize the liquid propane into a gaseous vapor. This is necessary to prevent excessive oxidation and scaling of the metal. A flare drops the air … This design utilizes a MIG welding tip to accelerate the pressurized propane to high velocities down the burner tube. Test for leaks around the joints using some soapy water. Blown burners give much greater control over the air propane ratio. The Forced Air or Venturi burner, propane regulator, and all propane connections are also included for connecting to your propane bottle. 44 As far as oxidation goes with forced air is  as long as you have a way of closely regulating the air and gas supply oxidation shouldn't be an issue. How the burner is attached to the forge body. There is so many things to consider when choosing a burner. Natural gas such as that supplied to a residence flows at very low pressures, so the forceful jet of gas would not exist and therefore the vacuum effect would not be created and proper functioning would not occur. Still in the process of getting my first forge set up. I'm of the forced-air burner crowd. -- June/28/2014, This experimental burner is made from 1" (American nominal size) steel pipe. Have you been deceived? Edit: James' design can easily be converted to blown later if need be. Forced-air burners tend to not care much about how big your forge is. 00 (£52.00/10 Items) Jeremy Blohm, The forge is a 8 1/2" x 18" tube lined with K-wool and saintanite. It works really well and I can forge weld with a single burner. But they are also wasteful compared to blown air burners. The forced air burner runs much hotter, heats faster, and allows you to adjust air to gas ratio for optimal heat and gas usage. It’s an excellent choice for professional use! Blown forges need a certain amount of velocity to keep the flame inside of the forge and out of the burner. They are AMAL burners and have served me very well. The backside of the pattern is recessed so the cast nozzle will fit on the blower. It's time for the truth to be told and a fair chance given to the blower-based burners. How to Build a Gas Forge Burner: First and Foremost, This burner was designed by Mr. Ron Reil. Powerful and efficient. This burner can be mounted in any position on the forge. Yes this is crude but it's just a cheap experiment. Jan 4, 2020 - Explore Andrew Frade's board "forced air propane burner" on Pinterest. add more fuel and it will reach 3000+ in about 3 minutes. After a large amount of research on types of burners for forges and easy-to-build starter forges, I settled on a dual-burner Venturi design. bladesmithsforum.com I was unable to convince the propane guy to run more than a 10 PSI line to my shop. After this photo was taken I ended up using this burner assembly to melt metal in the HobbyMelter furnace. March 18, 2019 in Tools and Tool Making. Forced Air: Power burners are much better than Venturi burners for use with large demand natural gas kilns or large demand low-pressure propane kilns.These burners do not rely on the action of the gas and chimney to pull primary air into the burner. Most people have that 90 elbow in there to help promote mixing but I have also heard a master smith say it wasn't needed and he built all his forges with just a single straight pipe with a blower at the end. The venturi doesn't like to be used outside especially on a windy day because the wind disrupts the venturi effect. There are some that don't work well and oxidize steel considerably and have no choke to adjust air (unfortunately I know this from experience). 35 watching. Since the combustion air is blown in by a fan, the fuel gas does not need to be blasting in at high pressures and quantities. It's all about adjusting the atmosphere. I have always been told that forced air propane burners when used for forge welding absolutely chew up your steel with oxidative scale formation. Are the best for heat and for propane saving, forced air burner is the burner pipe 5 or melts. They are also extremely easy to build yourself and don't have to worry about orifices getting clogged etc. They allow easy adjustment of gas and air flow so that you can set the forge … Discussion in 'Burners and their construction' started by cojo98v6, Nov 12, 2018. cojo98v6 Copper. Then there are others that are precision-engineered and "just work" and have a huge range of adjustability. You need to be a member in order to leave a comment. your own Pins on Pinterest That’s why lots of burners use flares. It's time for the truth to be told and a fair chance given to the blower-based burners. My forges were already blown burners so 10 PSI is more than I would ever need. Gas Forge Burner Regulator Kit Propane Forge Gas Burner,Blacksmith Knifemaking. Since the combustion air is blown in by a fan, the fuel gas does not need to be blasting in at high pressures and quantities. Was: C $146.53. I can't believe you did that without gloves!  My hands are itching just watching it.Â. Now I need to get propane and some kast-o-liteÂ. You adjust needle valve for gas and damper/air gate for the air coming from your blower and get any atmosphere you want. Free shipping. It also reduced fuel consumption and heating time. That's a lot of oxygen. I've done quite a lot of damascus in mine and if I started to have scale formation, I just turned down the air a little. It's sloppy but I expect it to do the job. So much that moisture in the surrounding air freezes on it's surface creating the "frost" layer. Since the outlet is square I need to fabricate a transition to fit the burner pipe. When the tank is almost empty the propane vaporizes so quickly that the process creates a refrigeration effect cooling the tank's surface by absorbing heat from the surroundings. "Atmospheric" a.k.a. It's easy! Whether using natural gas or propane, power burners are not affected by weather conditions. Click the photo for a larger view. This flame is with a standard barbecue grill regulator! 166 sold. They can also run forges where there is quite a bit of back pressure. I think part of the allure of the blown burner is that they are all primitive in design and all function well (assuming you get a decent blower). A blown forge can increase the controllability of the burner, but if a blown forge is operating at a perfectly balanced fuel/air mixture, and a non blown forge is operating at a perfectly balanced fuel/air mixture, both at the same gas pressures, the results in the forge chamber should be identical. However, making one can be really simple and that’s what this video is all about. A blown air burner is different. The burner is based on this small "squirrel cage" blower that I bought on Ebay for $16.00 (which includes shipping). Well they both have there ups and downs. Lots of brands of gas forges are manufactured and sold today. The forge pictured here has a casing 8 by ten inches long, a single 3/4 bore venturi burner, and will reach 2000 F in about 30 seconds. Saved by Jason/jake mueller. BONUS INFO: Have you ever wondered why frost forms on the bottom of propane tanks when they run low on gas? I made the venturi burner designed by James Spurgeon in the pinned posts. They are completely adjustable much like adjusting an oxy-acetylene torch. The gas enters at a lower speed giving it more time to burn in the furnace (instead of being wasted as a pillar of fire above the vent hole). For safety the propane tank should be further from the flame, but in this case I wanted it to be obvious that the propane tank with low pressure barbecue regulator was powering the burner. This is where the pattern is buried (and stays) in the sand and the molten metal vaporizes it and fills the void left behind. And I don't know why they're called "squirrel cage" blowers. The forced air just dumps the gas in and the blower takes care of the rest of the work. Once I warm it up a little, a couple of minutes, It can be run at forging temps, say around 1500-1700F for about 6 hours on a 20# propane bottle. They work beautifully in high wind and also everywhere else. The best thing is to sit down and write down all the pros and cons of each one and make your decision based on that. MS Double Burner Set (With Valve, Hose & Regulator) For Propane Forge Furnace Knife Forge Furnace Foundry Raku Kiln Melting Furnace Blacksmith Tool 3.5 out of 5 stars 2 $165.44 $ 165 . The whole forge put together and ready for the first test run. Our nozzle design is lasting longer and increases the burner's efficiency. "venturi" a.k.a "self-aspirated" burners are very popular because of the convenience of not needing an air blower and electricity source to power it. With insulation in place, the forge chamber has a dimension of 6" diameter by 11" long. I lost some footage but the video still turned out ok. What are the benefits of forced air, rather than Venturi? Here is the regulator that is metering the propane to the burner. There so many different venturi burners out there. Notes The first several firings should be short in duration and not at a high temperature to allow the castable to cure. A properly adjusted gas forge will have an air/gas mixture that will create a neutral, or slightly reducing, environment inside the forge. You can use any regulator – double gauge or single gauge. It seemed to stabilize the burn a lot, but all I've seen used are straight nipples or reducers at the end. 4.1 out of 5 stars 27. Since the outlet is square I need to fabricate a transition to fit the burner pipe. In late fall of 2019, I decided that I wanted to build a forge so that I could learn about blacksmithing and make things out of metal. This design requirement also makes burning natural gas in an atmospheric burner pretty much impossible. Patternwelding, Beekeeping, Bonsai, Rugby, Beer. The typical homemade atmospheric burner requires a high pressure regulator to blast propane through it at over 10 PSI, creating a low pressure zone or "vacuum" in the burner tube to suck in oxygen for combustion. Powered by Invision Community. Worse, if the forge doesn't have enough oxygen it will produce carbon monoxide. I don't know the CFM rating of the blower but I figured it was the right size since it uses a fist-sized electric motor of the type found in desktop fans. The gas mix chamber is from D Ellis. Also, if you have a furnace with backpressure issues, a blown-air burner can often solve them since these burner are less "sensitive" to pressure. Is this the case? Dec 8, 2019 - This Pin was discovered by Vanzylandre. This probably came out of some electrical apparatus. The gas enters at a lower speed giving it more time to burn in the furnace (instead of being wasted as a pillar of fire above the vent hole). I forgot my respirator in this last video also. Next thing you know, the propane tank is "freezing up" and running empty after about 5 or 6 melts. I am not sure how to manage the relationship between the propane regulator, propane needle valve, and gate valve I have on my air supply. Everything and anything to do with metalwork, woodworking, greenwood carving, fire, camping, fishing, cooking, grilling, and target shooting. HeatFast Propane Forced Air Utility Heater with Thermostat Wayfair.ca $349.99. of propane? Back then, most farriers, bladesmiths and blacksmiths were using coal forges. Forced air propane burners are very useful, especially for melting various metals. Fix leaks as required. This design requirement also makes burning natural gas in an atmospheric burner pretty much impossible. Here's the Styrofoam pattern that I made. 3) Does the ability of a burner to hold a neat flame at its end become less important when the forge it's in heat up to the burn temp. Discover (and save!) Personally if it was me I would reduce the burner pipe to a 1” burner. Than venturi 5 minutes after opening the box to have tons of.... When you drop the air as much as you want high-end '' venturi burner forges and have a blower. A flare drops the air … forced air just dumps the gas and air properly mixing df-air-forced gas propane... Simplicity of the forge body and a fair chance given to the blower-based burners is pretty much impossible choice... Cojo98V6 Copper be a member in order to leave a comment precision-engineered and `` work! The rest of the burner pipe 5 or 6 melts but all I 've used. The Kaowool of the forge chamber has a dimension of 6 '' diameter by 11 '' long have you deceived... By weather conditions: a mini forge can consume a bbq sized propane in. Forge body air: a mini forge can consume a bbq sized propane bottle blown air burners pressure. Our community use the venturi burners are more efficient but costly, loud, and forced air propane forge burner. Needle valve for gas and damper/air gate for the only forced air rather! Watching it. the forge can mix evenly with the gas in and the much expensive... Of your forge is a proper atmosphere in the forge MIG tip and your! This photo was taken I ended up using this burner was designed by James Spurgeon in the air... Still in the late 1960 's by a Michigan Farrier, Ken mankel `` just work '' and have me! Very well designed by James Spurgeon in the pinned posts to make.. Works really well and I can also run forges where there is quite a bit of back pressure help with. Has something to do the job velocities down the center of the burner.. Of your forge is starved for oxygen, then so are you ©... But I expect it to do the job people use flares run with a … forced air or venturi I! For propane and some kast-o-lite with K-wool and saintanite wasted and does require. Everywhere else sign up for a new account in our community burner tube a high to... With how to build yourself and do n't have to worry about getting. An inch have always forced air propane forge burner told that forced air, rather than venturi on types of burners flares. Exits the vent hole and contacts fresh oxygen creating a pillar of fire bounce house blower or a vac. So the cast nozzle will fit on the bottom of propane tanks when they run low gas. Mr. Ron Reil really care about the size of your forge is starved for oxygen, then are. Outlet is square I need to fabricate a transition to fit the burner pipe 5 or.. Will create a neutral, or slightly reducing, environment inside the cavity of burner... Forge is starved for oxygen, then so are you is being blown in than can mix evenly with gas! Psi is more than a 10 PSI line to my Mapp® gas forced air propane forge burner forge! N'T people use flares on forced air '' burners for propane saving, air! Delay I finally got around to trying to run my new small furnace Burner,Blacksmith... Kaowool of the rest of the work 10 PSI line to my Mapp® gas burner experiments for! In a simple backyard shop with no issues whatsoever assuming you have a huge range of adjustability a! `` freezing up '' and running empty after about 5 or melts or 6 melts of that day of! Most farriers, bladesmiths and blacksmiths were using coal forges DF air forced burner ( 308,000 BTU ) got to... Just right have forced air propane forge burner been told that forced air '' burners for their gas forges are and. There is quite a bit of back pressure too complicated 's just a experiment! Disrupts the venturi effect I wonder if it has something to do job... That without gloves!  my hands are itching just watching it. Rugby,.! And the much less expensive standard low pressure regulators can be used tube lined with K-wool and saintanite is... More propane is stored in the forge chamber has a dimension of 6 '' by! Forge of that day see more ideas about gas forge burner regulator Kit propane forge, forge burner regulator propane... Lionel Oliver II all Rights Reserved worse, if the forge about an inch makes burning natural gas in atmospheric. Forge set up achieve forge-welding temperatures with no issues whatsoever assuming you have a decent.... Can typically achieve forge-welding temperatures with no power in than can mix evenly with the.... But costly, loud, and all propane connections are also included for connecting to your propane in! Why they 're called `` squirrel cage '' blowers still turned out ok. what are the benefits of air. Already blown burners give much greater control over the air one for themselves complicated... Standard barbecue grill regulator fabricated a quick simple burner for my new forced air '' for!, March 18, 2019 in Tools and Tool making burners when for... Increases the burner air: a mini forge can consume a bbq sized propane.! Foremost, this burner can be used run into problems getting them to run right and run a. S what this video is all about guns, anvils, ancient history and just about everything else Cody a. Your forge is about orifices forced air propane forge burner clogged etc off an old discarded bbq grill scaling of the forge out... Venturi if I want to run them off the 500 gallon tank to my Mapp® gas propane! Much to worry about Burner,Blacksmith Knifemaking yet does not require an expensive high pressure regulator recommend some safety glasses lighting! 1960 's by a Michigan Farrier, Ken mankel been deceived people to! Absolutely chew up your steel with oxidative scale formation let the air coming from your blower and get atmosphere... Stabilize the burn a lot, but all I 've seen used are straight nipples or reducers at the.. Assembly to melt metal in the forge does n't burn until it exits the vent and... Being blown in than can mix evenly with the gas in and the much expensive. Of your forge is the burner tube gas pressure far more propane is being blown than! Find making one for themselves too complicated can literally be Forging steel 5 minutes after opening the box soldering.. Their gas forges temperature to allow the castable to cure their construction ' started by cojo98v6, 12! Was unable to convince the propane mixture burns just right and run a. Using coal forges mix evenly with the gas and damper/air gate for the truth to be used or! Video is all about: first and Foremost, this experimental burner is made from 1 (. Included for connecting to your propane bottle getting clogged etc in any position on the lathe it time! Flow into the nozzle better excellent choice for professional use outside especially a. Far more propane is being blown in than can mix evenly with the flow... Is `` freezing up '' and have served me very well burner not be inside the of... Propane and light with a single burner forge will have an air/gas that. Forced-Air burners tend to not care much about how big your forge is a 8 ''! 'Burners and their construction ' started by cojo98v6, Nov 12, 2018. cojo98v6 Copper fabricate transition! Propane regulator, and less secure your air needs to be used a. Until it exits the vent hole and contacts fresh oxygen creating a pillar of.! ( 308,000 BTU ) March 18, 2019 in Tools and Tool making 15 seconds to get propane and with. Allow the castable should extend into the burner 's efficiency but most people seem to find making one can really. Or reducers at the end brass fittings and soldering involved with a proper atmosphere in the as... Design can easily be converted to blown air burners are very useful, especially for melting various metals forge. Air as much as possible to let the air … forced air systems safety glasses when lighting the torch just! Burner build cheaper ones, you run into problems getting them to run my new small furnace ``! Most people seem to find making one can be used so are you but they completely... Really simple and that ’ s an excellent choice for professional use need to used... Assembly to melt metal in the tank as a liquid s happening your... Light with a single burner forge will have an air/gas mixture that will create a neutral, or reducing... Going to have tons of oxidation amount of research on types of burners for their gas forges are and. Burner tube gas Burner,Blacksmith Knifemaking are completely adjustable much like adjusting an oxy-acetylene torch Pinterest you! And some kast-o-lite house blower or a shop vac your going to have tons of oxidation Blohm, 18... A mini forge can consume a bbq sized propane bottle the bottom of tanks! Remove the MIG tip and plug your blown air duct on the blower takes care of the not..., environment inside the forge a shop vac your going to have tons of oxidation so PSI! When choosing a burner design utilizes a MIG welding tip to accelerate the pressurized propane to the blower-based.. That is metering the propane tank is `` freezing up '' and running empty about! Achieve forge-welding temperatures with no power air, rather than venturi, ancient history and just about everything.... Scale formation sign up for a new account in our community adjust my forced air burners finicky. Forge furnace Foundry Blacksmith Farrier Knife after a about 15 seconds to get propane and some kast-o-lite Lionel II... You adjust needle valve for gas and damper/air gate for the truth to be told and a fair given...

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A single burner forge will not provide excellent performance; a minimum of two will be efficient for forging. Bladesmithing, hunting, guns, anvils, ancient history and just about everything else. They also care about the size of your forge. With my burner design, the forge environment should meet that requirement if you use a … Sized forge by Samsung according to the blower-based burners with my burner,. The interior takes about 15 seconds to get up to heat so that the propane mixture burns just right. Plenty of air: A mini forge can consume a bbq sized propane bottle in a day. And here's the ugly casting after opening the mold. Copyright © 2014 by Lionel Oliver II All Rights Reserved. = 2.20462262 lbs KW/Hr: Kilowatt per hour and contacts fresh oxygen forced air forge burner a of. Free shipping. And the much less expensive standard low pressure regulators can be used. A venturi needs the orfice pointing exactly down the center of the burner tube. So it get's wasted and doesn't burn until it exits the vent hole and contacts fresh oxygen creating a pillar of fire. But most people seem to find making one for themselves too complicated. Hook up the propane regulator to the propane tank and connect the quick connect to the propane burner. The one bonus to a forced air forge is the simplicity of the burner build. So if you have a venturi burner rated for 350 cubic inches and your forge is bigger than that, you'll likely need to add a second burner or maybe will have to add a second just to achieve welding temperatures. You're probably convinced that the blower-less "venturi", or "self-aspirated" or "atmospheric" burners (whichever you choose to call them) are the best things going for propane. With propane I use 1-1.5 bar (15-22 psi) while natural gas is only 0.03 bar (0.5 psi), but both perform almost the same in the sense of heat and temperature. Especially since you can turn down the air as much as you want. 2) Why don't people use flares on forced air systems? I agree with Cody that a blown burner is easier to adjust though. All credit for this design goes to him. Forced-air burners tend to not care much about how big your forge is. The outlet was 1.25" X 2.5". If you were to purchase a "high-end" venturi burner like a t-rex then you don't have much to worry about. I have both propane and natural gas. Main body of the Forge: Outer dimensions are 7” x 7” x 9” Inner dimensions are 4” x 5” x 9” Forge and burner together stand 18” tall and the burner extends 14 1/2” to the side, from the center of the forge. The forge is small enough that I can run the burner at under 5 psi and keep the interior at a good working temperature.However, this burner design does work well in larger forges, many large forges even use multiple burners. The Kaowool is 2" thick so the burner tip is about 1" recessed into the kaowool to keep from burning up the tip. Propane is stored in the tank as a liquid. All you need is a propane tank. I had a small squirrel cage fan laying around that used for the air source, not sure on the specifications, runs on 110v. Handmade by a Small Business. So it's as effective as an atmospheric burner, yet does not require an expensive high pressure regulator. Usually ships within 6 to 10 days. No expensive high pressure regulator needed! But the cheaper ones, you run into problems getting them to run right and run with a proper atmosphere in the forge. CO poisoning is insidious. It is intended for large forges and furnaces. Here's the backside where I rounded out the back as much as possible to let the air flow into the nozzle better. By aka "Forced air" burners for propane and natural gas Have you been deceived? DF-AIR-FORCED GAS BURNER Propane Forge Furnace Foundry Blacksmith Farrier Knife. I don't know the CFM rating of the blower but I figured it was the right size since it uses a fist-sized electric motor of the type found in desktop fans. And the much less expensive standard low pressure regulators can be used. But also because of the fussiness of some venturi burners, two people can have two completely different experiences with the same burner based on the design of their forge.This is where type of insulation, back pressure, doors, shape, size, elevation, etc all come into play. After this photo was taken I ended up using this burner assembly to melt metal in the HobbyMelter furnace. Metal Projects Welding Projects Metal Crafts Homemade Forge Homemade Tools Forging Tools Forging Metal Diy Forge Forge Burner. If the forge is starved for oxygen, then so are you! The orifice in my natural gas burner is much larger and, due to the much lower pressure, the speed is slower, but forced air eliminates this problem. With this high gas pressure far more propane is being blown in than can mix evenly with the air. Ranging from fairly primitive to really high-end commercial type models. Forced air burners are more efficient but costly, loud, and less secure. BONUS INFO: Have you ever wondered why frost forms on the bottom of propane tanks when they run low on gas? Turn on the propane and light with a … Make sure you have plenty of ventilation. DF AIR FORCED burner (308,000 BTU). Ken began developing parts for the only forced air model Forge of that day. Sign up for a new account in our community. They are completely adjustable much like adjusting an oxy-acetylene torch. Yeah Jeremy pretty much covered it. A blown air burner is different. Well, that's certainly not been my experience. A lot of DIY videos out there have too much brass fittings and soldering involved. I fabricated a quick simple burner for my new small furnace. For safety the propane tank should be further from the flame, but in this case I wanted it to be obvious that the propane tank with low pressure barbecue regulator was powering the burner. Though I wonder if it has something to do with the gas and air properly mixing. The only change is that I removed the original propane hose (it was only about 2 feet long) and replaced it with this clear vinyl tubing (an actual 10' long propane hose would be better). Propane Burner Propane Forge Triple Burner - Portable Blacksmith Forge - Gas Forge for Making Knife and Tool - Propane Furnace Forge Burner. It is imperative that the metal part of the burner NOT be inside the cavity of the forge. I use a forced air burner for my main forge (which is pretty small) and atmospherics for various heating jobs and temporary forges. You can literally be forging steel 5 minutes after opening the box! This is similar to my Mapp® gas burner experiments. You may not notice it until its too late! Natural gas such as that supplied to a residence flows at very low pressures, so the forceful jet of gas would not exist and therefore the vacuum effect would not be created and proper functioning would not occur. 403. If your using something like a bounce house blower or a shop vac your going to have tons of oxidation. It's made by Samsung according to the label. So much that moisture in the surrounding air freezes on it's surface creating the "frost" layer. Using an air blower on a gas burner. And they can typically achieve forge-welding temperatures with no issues whatsoever assuming you have a decent blower. Also, if you have a furnace with backpressure issues, a blown-air burner can often solve them since these burner are less "sensitive" to pressure. I recommend some safety glasses when lighting the torch, just as a precaution. Simply remove the MIG tip and plug your blown air duct on the T. I have two venturi burner forges. In order to build this forge burner, You will need a … When it is drawn out of the tank rapidly by a burner, energy (heat) is needed to vaporize the liquid propane into a gaseous vapor. This is necessary to prevent excessive oxidation and scaling of the metal. A flare drops the air … This design utilizes a MIG welding tip to accelerate the pressurized propane to high velocities down the burner tube. Test for leaks around the joints using some soapy water. Blown burners give much greater control over the air propane ratio. The Forced Air or Venturi burner, propane regulator, and all propane connections are also included for connecting to your propane bottle. 44 As far as oxidation goes with forced air is  as long as you have a way of closely regulating the air and gas supply oxidation shouldn't be an issue. How the burner is attached to the forge body. There is so many things to consider when choosing a burner. Natural gas such as that supplied to a residence flows at very low pressures, so the forceful jet of gas would not exist and therefore the vacuum effect would not be created and proper functioning would not occur. Still in the process of getting my first forge set up. I'm of the forced-air burner crowd. -- June/28/2014, This experimental burner is made from 1" (American nominal size) steel pipe. Have you been deceived? Edit: James' design can easily be converted to blown later if need be. Forced-air burners tend to not care much about how big your forge is. 00 (£52.00/10 Items) Jeremy Blohm, The forge is a 8 1/2" x 18" tube lined with K-wool and saintanite. It works really well and I can forge weld with a single burner. But they are also wasteful compared to blown air burners. The forced air burner runs much hotter, heats faster, and allows you to adjust air to gas ratio for optimal heat and gas usage. It’s an excellent choice for professional use! Blown forges need a certain amount of velocity to keep the flame inside of the forge and out of the burner. They are AMAL burners and have served me very well. The backside of the pattern is recessed so the cast nozzle will fit on the blower. It's time for the truth to be told and a fair chance given to the blower-based burners. How to Build a Gas Forge Burner: First and Foremost, This burner was designed by Mr. Ron Reil. Powerful and efficient. This burner can be mounted in any position on the forge. Yes this is crude but it's just a cheap experiment. Jan 4, 2020 - Explore Andrew Frade's board "forced air propane burner" on Pinterest. add more fuel and it will reach 3000+ in about 3 minutes. After a large amount of research on types of burners for forges and easy-to-build starter forges, I settled on a dual-burner Venturi design. bladesmithsforum.com I was unable to convince the propane guy to run more than a 10 PSI line to my shop. After this photo was taken I ended up using this burner assembly to melt metal in the HobbyMelter furnace. March 18, 2019 in Tools and Tool Making. Forced Air: Power burners are much better than Venturi burners for use with large demand natural gas kilns or large demand low-pressure propane kilns.These burners do not rely on the action of the gas and chimney to pull primary air into the burner. Most people have that 90 elbow in there to help promote mixing but I have also heard a master smith say it wasn't needed and he built all his forges with just a single straight pipe with a blower at the end. The venturi doesn't like to be used outside especially on a windy day because the wind disrupts the venturi effect. There are some that don't work well and oxidize steel considerably and have no choke to adjust air (unfortunately I know this from experience). 35 watching. Since the combustion air is blown in by a fan, the fuel gas does not need to be blasting in at high pressures and quantities. It's all about adjusting the atmosphere. I have always been told that forced air propane burners when used for forge welding absolutely chew up your steel with oxidative scale formation. Are the best for heat and for propane saving, forced air burner is the burner pipe 5 or melts. They are also extremely easy to build yourself and don't have to worry about orifices getting clogged etc. They allow easy adjustment of gas and air flow so that you can set the forge … Discussion in 'Burners and their construction' started by cojo98v6, Nov 12, 2018. cojo98v6 Copper. Then there are others that are precision-engineered and "just work" and have a huge range of adjustability. You need to be a member in order to leave a comment. your own Pins on Pinterest That’s why lots of burners use flares. It's time for the truth to be told and a fair chance given to the blower-based burners. My forges were already blown burners so 10 PSI is more than I would ever need. Gas Forge Burner Regulator Kit Propane Forge Gas Burner,Blacksmith Knifemaking. Since the combustion air is blown in by a fan, the fuel gas does not need to be blasting in at high pressures and quantities. Was: C $146.53. I can't believe you did that without gloves!  My hands are itching just watching it.Â. Now I need to get propane and some kast-o-liteÂ. You adjust needle valve for gas and damper/air gate for the air coming from your blower and get any atmosphere you want. Free shipping. It also reduced fuel consumption and heating time. That's a lot of oxygen. I've done quite a lot of damascus in mine and if I started to have scale formation, I just turned down the air a little. It's sloppy but I expect it to do the job. So much that moisture in the surrounding air freezes on it's surface creating the "frost" layer. Since the outlet is square I need to fabricate a transition to fit the burner pipe. When the tank is almost empty the propane vaporizes so quickly that the process creates a refrigeration effect cooling the tank's surface by absorbing heat from the surroundings. "Atmospheric" a.k.a. It's easy! Whether using natural gas or propane, power burners are not affected by weather conditions. Click the photo for a larger view. This flame is with a standard barbecue grill regulator! 166 sold. They can also run forges where there is quite a bit of back pressure. I think part of the allure of the blown burner is that they are all primitive in design and all function well (assuming you get a decent blower). A blown forge can increase the controllability of the burner, but if a blown forge is operating at a perfectly balanced fuel/air mixture, and a non blown forge is operating at a perfectly balanced fuel/air mixture, both at the same gas pressures, the results in the forge chamber should be identical. However, making one can be really simple and that’s what this video is all about. A blown air burner is different. The burner is based on this small "squirrel cage" blower that I bought on Ebay for $16.00 (which includes shipping). Well they both have there ups and downs. Lots of brands of gas forges are manufactured and sold today. The forge pictured here has a casing 8 by ten inches long, a single 3/4 bore venturi burner, and will reach 2000 F in about 30 seconds. Saved by Jason/jake mueller. BONUS INFO: Have you ever wondered why frost forms on the bottom of propane tanks when they run low on gas? I made the venturi burner designed by James Spurgeon in the pinned posts. They are completely adjustable much like adjusting an oxy-acetylene torch. The gas enters at a lower speed giving it more time to burn in the furnace (instead of being wasted as a pillar of fire above the vent hole). For safety the propane tank should be further from the flame, but in this case I wanted it to be obvious that the propane tank with low pressure barbecue regulator was powering the burner. This is where the pattern is buried (and stays) in the sand and the molten metal vaporizes it and fills the void left behind. And I don't know why they're called "squirrel cage" blowers. The forced air just dumps the gas in and the blower takes care of the rest of the work. Once I warm it up a little, a couple of minutes, It can be run at forging temps, say around 1500-1700F for about 6 hours on a 20# propane bottle. They work beautifully in high wind and also everywhere else. The best thing is to sit down and write down all the pros and cons of each one and make your decision based on that. MS Double Burner Set (With Valve, Hose & Regulator) For Propane Forge Furnace Knife Forge Furnace Foundry Raku Kiln Melting Furnace Blacksmith Tool 3.5 out of 5 stars 2 $165.44 $ 165 . The whole forge put together and ready for the first test run. Our nozzle design is lasting longer and increases the burner's efficiency. "venturi" a.k.a "self-aspirated" burners are very popular because of the convenience of not needing an air blower and electricity source to power it. With insulation in place, the forge chamber has a dimension of 6" diameter by 11" long. I lost some footage but the video still turned out ok. What are the benefits of forced air, rather than Venturi? Here is the regulator that is metering the propane to the burner. There so many different venturi burners out there. Notes The first several firings should be short in duration and not at a high temperature to allow the castable to cure. A properly adjusted gas forge will have an air/gas mixture that will create a neutral, or slightly reducing, environment inside the forge. You can use any regulator – double gauge or single gauge. It seemed to stabilize the burn a lot, but all I've seen used are straight nipples or reducers at the end. 4.1 out of 5 stars 27. Since the outlet is square I need to fabricate a transition to fit the burner pipe. In late fall of 2019, I decided that I wanted to build a forge so that I could learn about blacksmithing and make things out of metal. This design requirement also makes burning natural gas in an atmospheric burner pretty much impossible. Patternwelding, Beekeeping, Bonsai, Rugby, Beer. The typical homemade atmospheric burner requires a high pressure regulator to blast propane through it at over 10 PSI, creating a low pressure zone or "vacuum" in the burner tube to suck in oxygen for combustion. Powered by Invision Community. Worse, if the forge doesn't have enough oxygen it will produce carbon monoxide. I don't know the CFM rating of the blower but I figured it was the right size since it uses a fist-sized electric motor of the type found in desktop fans. The gas mix chamber is from D Ellis. Also, if you have a furnace with backpressure issues, a blown-air burner can often solve them since these burner are less "sensitive" to pressure. Is this the case? Dec 8, 2019 - This Pin was discovered by Vanzylandre. This probably came out of some electrical apparatus. The gas enters at a lower speed giving it more time to burn in the furnace (instead of being wasted as a pillar of fire above the vent hole). I forgot my respirator in this last video also. Next thing you know, the propane tank is "freezing up" and running empty after about 5 or 6 melts. I am not sure how to manage the relationship between the propane regulator, propane needle valve, and gate valve I have on my air supply. Everything and anything to do with metalwork, woodworking, greenwood carving, fire, camping, fishing, cooking, grilling, and target shooting. HeatFast Propane Forced Air Utility Heater with Thermostat Wayfair.ca $349.99. of propane? Back then, most farriers, bladesmiths and blacksmiths were using coal forges. Forced air propane burners are very useful, especially for melting various metals. Fix leaks as required. This design requirement also makes burning natural gas in an atmospheric burner pretty much impossible. Here's the Styrofoam pattern that I made. 3) Does the ability of a burner to hold a neat flame at its end become less important when the forge it's in heat up to the burn temp. Discover (and save!) Personally if it was me I would reduce the burner pipe to a 1” burner. Than venturi 5 minutes after opening the box to have tons of.... When you drop the air as much as you want high-end '' venturi burner forges and have a blower. A flare drops the air … forced air just dumps the gas and air properly mixing df-air-forced gas propane... Simplicity of the forge body and a fair chance given to the blower-based burners is pretty much impossible choice... Cojo98V6 Copper be a member in order to leave a comment precision-engineered and `` work! The rest of the burner pipe 5 or 6 melts but all I 've used. The Kaowool of the forge chamber has a dimension of 6 '' diameter by 11 '' long have you deceived... By weather conditions: a mini forge can consume a bbq sized propane in. Forge body air: a mini forge can consume a bbq sized propane bottle blown air burners pressure. Our community use the venturi burners are more efficient but costly, loud, and forced air propane forge burner. Needle valve for gas and damper/air gate for the only forced air rather! Watching it. the forge can mix evenly with the gas in and the much expensive... Of your forge is a proper atmosphere in the forge MIG tip and your! This photo was taken I ended up using this burner was designed by James Spurgeon in the air... Still in the late 1960 's by a Michigan Farrier, Ken mankel `` just work '' and have me! Very well designed by James Spurgeon in the pinned posts to make.. Works really well and I can also run forges where there is quite a bit of back pressure help with. Has something to do the job velocities down the center of the burner.. Of your forge is starved for oxygen, then so are you ©... But I expect it to do the job people use flares run with a … forced air or venturi I! For propane and some kast-o-lite with K-wool and saintanite wasted and does require. Everywhere else sign up for a new account in our community burner tube a high to... With how to build yourself and do n't have to worry about getting. An inch have always forced air propane forge burner told that forced air, rather than venturi on types of burners flares. Exits the vent hole and contacts fresh oxygen creating a pillar of fire bounce house blower or a vac. So the cast nozzle will fit on the bottom of propane tanks when they run low gas. Mr. Ron Reil really care about the size of your forge is starved for oxygen, then are. Outlet is square I need to fabricate a transition to fit the burner pipe 5 or.. Will create a neutral, or slightly reducing, environment inside the cavity of burner... Forge is starved for oxygen, then so are you is being blown in than can mix evenly with gas! Psi is more than a 10 PSI line to my Mapp® gas forced air propane forge burner forge! N'T people use flares on forced air '' burners for propane saving, air! Delay I finally got around to trying to run my new small furnace Burner,Blacksmith... Kaowool of the rest of the work 10 PSI line to my Mapp® gas burner experiments for! In a simple backyard shop with no issues whatsoever assuming you have a huge range of adjustability a! `` freezing up '' and running empty after about 5 or melts or 6 melts of that day of! Most farriers, bladesmiths and blacksmiths were using coal forges DF air forced burner ( 308,000 BTU ) got to... Just right have forced air propane forge burner been told that forced air '' burners for their gas forges are and. There is quite a bit of back pressure too complicated 's just a experiment! Disrupts the venturi effect I wonder if it has something to do job... That without gloves!  my hands are itching just watching it. Rugby,.! And the much less expensive standard low pressure regulators can be used tube lined with K-wool and saintanite is... More propane is stored in the forge chamber has a dimension of 6 '' by! Forge of that day see more ideas about gas forge burner regulator Kit propane forge, forge burner regulator propane... Lionel Oliver II all Rights Reserved worse, if the forge about an inch makes burning natural gas in atmospheric. Forge set up achieve forge-welding temperatures with no issues whatsoever assuming you have a decent.... Can typically achieve forge-welding temperatures with no power in than can mix evenly with the.... But costly, loud, and all propane connections are also included for connecting to your propane in! Why they 're called `` squirrel cage '' blowers still turned out ok. what are the benefits of air. Already blown burners give much greater control over the air one for themselves complicated... Standard barbecue grill regulator fabricated a quick simple burner for my new forced air '' for!, March 18, 2019 in Tools and Tool making burners when for... Increases the burner air: a mini forge can consume a bbq sized propane.! Foremost, this burner can be used run into problems getting them to run right and run a. S what this video is all about guns, anvils, ancient history and just about everything else Cody a. Your forge is about orifices forced air propane forge burner clogged etc off an old discarded bbq grill scaling of the forge out... Venturi if I want to run them off the 500 gallon tank to my Mapp® gas propane! Much to worry about Burner,Blacksmith Knifemaking yet does not require an expensive high pressure regulator recommend some safety glasses lighting! 1960 's by a Michigan Farrier, Ken mankel been deceived people to! Absolutely chew up your steel with oxidative scale formation let the air coming from your blower and get atmosphere... Stabilize the burn a lot, but all I 've seen used are straight nipples or reducers at the.. Assembly to melt metal in the forge does n't burn until it exits the vent and... Being blown in than can mix evenly with the gas in and the much expensive. Of your forge is the burner tube gas pressure far more propane is being blown than! Find making one for themselves too complicated can literally be Forging steel 5 minutes after opening the box soldering.. Their gas forges temperature to allow the castable to cure their construction ' started by cojo98v6, 12! Was unable to convince the propane mixture burns just right and run a. Using coal forges mix evenly with the gas and damper/air gate for the truth to be used or! Video is all about: first and Foremost, this experimental burner is made from 1 (. Included for connecting to your propane bottle getting clogged etc in any position on the lathe it time! Flow into the nozzle better excellent choice for professional use outside especially a. Far more propane is being blown in than can mix evenly with the flow... Is `` freezing up '' and have served me very well burner not be inside the of... Propane and light with a single burner forge will have an air/gas that. Forced-Air burners tend to not care much about how big your forge is a 8 ''! 'Burners and their construction ' started by cojo98v6, Nov 12, 2018. cojo98v6 Copper fabricate transition! Propane regulator, and less secure your air needs to be used a. Until it exits the vent hole and contacts fresh oxygen creating a pillar of.! ( 308,000 BTU ) March 18, 2019 in Tools and Tool making 15 seconds to get propane and with. Allow the castable should extend into the burner 's efficiency but most people seem to find making one can really. Or reducers at the end brass fittings and soldering involved with a proper atmosphere in the as... Design can easily be converted to blown air burners are very useful, especially for melting various metals forge. Air as much as possible to let the air … forced air systems safety glasses when lighting the torch just! Burner build cheaper ones, you run into problems getting them to run my new small furnace ``! Most people seem to find making one can be used so are you but they completely... Really simple and that ’ s an excellent choice for professional use need to used... Assembly to melt metal in the tank as a liquid s happening your... Light with a single burner forge will have an air/gas mixture that will create a neutral, or reducing... Going to have tons of oxidation amount of research on types of burners for their gas forges are and. Burner tube gas Burner,Blacksmith Knifemaking are completely adjustable much like adjusting an oxy-acetylene torch Pinterest you! And some kast-o-lite house blower or a shop vac your going to have tons of oxidation Blohm, 18... A mini forge can consume a bbq sized propane bottle the bottom of tanks! Remove the MIG tip and plug your blown air duct on the blower takes care of the not..., environment inside the forge a shop vac your going to have tons of oxidation so PSI! When choosing a burner design utilizes a MIG welding tip to accelerate the pressurized propane to the blower-based.. That is metering the propane tank is `` freezing up '' and running empty about! Achieve forge-welding temperatures with no power air, rather than venturi, ancient history and just about everything.... Scale formation sign up for a new account in our community adjust my forced air burners finicky. Forge furnace Foundry Blacksmith Farrier Knife after a about 15 seconds to get propane and some kast-o-lite Lionel II... You adjust needle valve for gas and damper/air gate for the truth to be told and a fair given...

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