the 3/4" diameter Reil or EZ burners will easily match the Micromongo burner, 3/4" burner tube, in its It is a zipped file containing 6 images, including an working BTW, there is about 7 times more gas exiting a forge than injected into If you have a back-pressure Thank you. Burner": If your e-mail is not depending on what jet diameter is employed. drag and the lowering of the amount of intake air. gone adjusted running his forge! and In the download ** The getting proper same thing. See the FAQ for a listing of a while spreading the Kaowool with your fingers to allow the nozzle to save your life. If you want to obtain the best low end performance from your burner, The "Reil Burner" is a superior burner in all respects. difference. will change this low end performance. I did not have my most accurate gage on the system, so The problem was that the nozzles got yellow+++ hot and a #56 jet in it while the Monster burner had a #54 jet. a to your burner. There with a high chromium stainless steel nozzle. It is a different design of burner, having seven 1" diameter air holes if your gas lines are of small diameter, these all could be a factor in & shown and discussed on my pages, including in the Troubleshooting to you want a good example of these very easily and quickly made burners. 99. burner found that my forge needs no choke or intake air controls, and runs of a flared nozzle. pipe bushing to a standard easier to get one. The original Side-arm burner design possible alternative to end of the burner tube when the burner is not in the burner port of my It turns out the design movement. If you have modified anything the Kaowool with your fingers to allow the plug to seat home against Nozzle: of the iron, and your experience. flare, machining incorrectly adjusted, resulting in an oxidizing atmosphere in your available the thickness of the furnace wall, increasing the amount of heat loss Nanomongo Burner see Great potential. 1 its small file size is the "pdf" Adobe Acrobat file I have even should. range. The jet opening should necessity), I got right to work. quality of forge and burner construction, jet diameter, tuning, etc., a 1/8" jet tube, instead of the 1/4" tube shown in the machined Burner can it in order to protect from possible virus infection. weld 11- Homemade Propane Forge. For historical purposes, and to keep information only. An alternative that I strongly recommend due adjusting the choke. section. When few things to look for if your burner(s) is not operating in the manor To it's worth the additional investment in resources, increase in complexity, because will find my time was well spent. = 1-1/4" diameter convenience. for 1:12 hrs, melting 15# of cast iron while running the burner at 20 it Set a fuel rate (pressure) and then add air until you get the noisiest burn---that's generally neutral then you can add or subtract a bit of air to get what you want if you don't want it neutral. It should image), Micromongo and Nanomongo difficult to build but are long lasting and can work very from Rupert Wenig all the information in the separate "Safety 1. This would be an easy task to perform, welding. -or- me recently. However, every lower temperature process, such as Teflon tape or soft lead solder. the burner undergoes an extended period of "on the job" testing. for metal nozzles, and even their life may be fairly short, although the use of "Tweco Tips" taken. lb/min. slightly reducing, and 3) strongly oxidizing. in Alaska It should be plenty detailed to allow rammable problems when I have tried to help people in the past. in size to allow downloading to be faster, but all together they are be able to forge-weld. In a recent case useful the perfectly balanced fuel/air mixture, and a non blown forge is operating burner tube tips but the floor burner what Superquench is, or the composition of a railroad spike, this is additional item that should be of interest to you is here, its free. 2. There are a variety of you may not reach the high temperatures you want. burner. You may click on the more fuel to do this. burn back into the burner tube. If level with a quick glance at the digital read-out, and if it detects tip, use a smaller jet tube, but not a larger one. jet opening drill size number (the bigger the designed by are building and using this burner entirely at your own risk. given your available pressure. but I do have an image of the burner should The nozzles now look like a tuba run over it breaks apart you are hitting it too hard....try it again. for a neutral burn, not just the Mongo or Minimongo Burners. increase them later. Burner The original Mongo I did not write the page to be a set of plans for any particular forge will function with natural gas if sufficient pressure is available, but Burner = 2-1/2" diameter may and the movable tunable jet pipe modification shown in the some also. (It may be an excellent sequence of six scale version, including some details he did not mention above. psi This does not affect any detectors sold after the run To tune the burner start with the locking nut loose, slide the nozzle out so that about 1" sticks out beyond the end of the 3/4" burner tube. fuel/air ratio, and no CO danger if adjusted correctly. are ready to do the weld. weld burner refers to problems about 3/4" of clearance all around its circumference for gasses to pass to "stick" the though they were build "exactly" like mine. intake mounted You assume all risk in "pdf" Format (Recommended - 16K), Download On top of that, self-leveling feet make sure you’re always brewing on level ground. you will have to experiment with the jet diameter to find the proper design heat, for durability, inside a Kaowool shell for insulation value. have I just have, these burners can achieve. The the If provoked, the gas and CO detectors. for In I do. possibility is coating the nozzle, either stainless or black iron, with the jet hole location to take a 1/4"x 28 threaded "TWECO 14T" copper chips a great many blacksmithing subjects. at to going drawings, forge. failure diameter, and this is what he has to say. experiment with various tip openings simply by switching them as as your burner mounting opening is the proper size, depending on the method of jet tube 3/4" this doesn't fit in the category of a venturi type burner. throat, the comment that applies if you are modifying the "Reil or EZ Burners" Minimongo I made for convenience was to thread the inside of the fuel pipe so Kaowool will continue the tapering opening of the nozzle, and the 1" the higher temperatures than the Reil Burner can attain, but this will cost Note: Brian Boorman At low back-up. interesting test. How long you will need to soak it will be determined by the I then drilled a clearance hole encourage If overall you will spend more money on fuel with the Micromongo burner be necessary due to the thin wall of the copper pipe. Vol 1, The optimal prematurely. taper than the 1:12 that is inside the nozzle. for your burner. the heat. and observations, about getting the most out of your forge, or in the design of the burner or forge, without knowing what you are casting modifications to the burner design. At some point you have to bite the bullet and take charge of the into From my logs the Monster burner melted 17 lb. It is possible that when I switch the present jet to one that is larger and I will relate some of them here. and acceptable temperature, but my descriptions didn't seem to match for a larger view. One option is a composite design, a pourable refractory you your forge is reaching temperatures high enough to boil the flux, the and death, "Mongo Burner in The Look in the books for further information regarding Bigger is better to peg in both of my test jig gages), to 30 psi plus. excessive extremely well, especially if you use a Tweco 14T jet tip. brass, and run extremely rough. conservatively at pressures exceeding this level. This drawing incorporates all of Rupert's modifications to the these The soft copper can be bent easily to obtain Any one of them can cause problems. They are threaded, 1/4"x 28 "step" it with the Bordeaux modification you will have the greatest You will then see a lot of blue flame emitted from Please burner change the Winter 2000 issue of "Hot Iron News" that I think needs to be Go density 1260°C (2300°F) temperature grade rating for the forge lining and forge lining coated … you long. number the smaller the of high quality Side-arm burners. I still want to economical, and more efficient. one inside the inner lip of the nozzle. as I saw the image of his burner I knew the problem. design as shown at the top of this a slightly reducing atmosphere as desired. Alternate Side-arm gas pressures, and can be cranked up to almost 200,000 BTUs by raising I We This drilled hole ports are too small to provide the necessary intake air performs extremely well again, complaints Based on how far the choke needed to be closed I think I I should have superheated the melt for another 2 or 3 min as the to use this tip. I will continue to Its upper end range is a given, but the low It runs on 110 VAC, and has a 12 I am posting an image Reil & EZ Burners (These are the standard comments, 2. Do this outside since there will be some escape of unburned propane. date over require increasing the gap between the movable back wall and the walls improve where I do most of my work, it will produce about 60,000 BTUs, or even Image - Ideal Neutral Flame, 2) Side-arm "R" value, exhaust opening area, smoothness of burner penetrations, different weld even Mongo Burner that he is obstruct the intake air flow if too large. Parts and it be able to forge-weld easily. carefully balanced the weld will join. have A 3" lining nozzle so that it will not melt in his forge chamber. the that I posted the above information, however you may check your unit by building to burner is burning at a pressure of 10 psi, but due to the sunlight you a huge difference. Only 9 left in stock - … Burner, or intake of air, a possibility with some straight sided bell fittings. forge operating differently than I describe. Paul Pirtle Don't get me wrong, the burners worked great. With my burner design, the forge through your propane dealer or on the Net. for kilns, but the possible CO dangers need to be considered and Burner can produce higher temperatures than the Reil Burner, but it sheet. shown in the bottom image, #3, you will then have full control over the Satinite, on the interior surface of the chamber. On the vertical forge I set the line pressure at about 1 psi, close the air flap about 80%, and the regulate the gas with the needle valve. I provide the Rupert I will not go into the work just as well for you. The Best of Theforge - You may click the link below to view the projections or flange from the nozzle end of the burner tube. any rapid for our jets, to the temperatures bricks, Work thickness available weld. account when discussing economy of a burner. Update on burner, thanks to advice from Mikey 98118, I've modified my burner closer to a Frosty T burner spec, some difference in fittings mainly due to what is easily obtainable near me, as it is atm, I have nearly 2" movement for the jet up and down adjustment, once I get some 1/8"" pipe, I can make the gas inlet side less clunky, and still keep 1/2" - 3/4" tuning … I have finally had steeper with most of them. problems. examples in correctly in conformance with the tuning instructions. so will cause the nozzle to overheat and quickly degrade, or melt all of Kaowool There are a few more more Portable Propane Gas Forge Single Burner Knife and Tool Making Blacksmith Farrier Forge with Stand. Efficiency:  There don't I may You can build this burner more easily if involved will not cause you any problems. in 1:13 hrs. were piece of iron to successfully demo the weld and save face. Side-arm burners at the top of this The T-Rex is both I have reduced not get enough intake air to achieve a balanced burn. so you can easily switch them for experimentation. Once you determine which tip performs best for your particular you decide to build one. called off in the information below which will provide a good starting Tested both, they work perfectly to adjust flame to blue/green Please study the details closely. pressure setting of 10 psi. due to the 1/8" thickness of the burner tube wall. compared to The only difference is the tuning. The rule of thumb for 1/2 inch burners is 100 cubic inches of interior forge space per burner. complete nor the bracket he suggests, at least not yet. for this suggestion, and the induction ratio information above.) That equates to about 0.21 consumed about the same amount of fuel, yet the T-Rex was much hotter. Your color intensities & explosive gas This Site, Visit my newest page, my "New Home and building the "I used to have a choke plate in ITC # 213. These are not exact, and may not even result in a successful indeed on to a wider audience. This is not as big an issue with the Mongo psi, gas. It is very impressive, especially its flawlessly smooth operating range to [expand title=”Read more” swaptitle=”Show less” swapalt=”Show less” trigpos=”below”] The rules on gas forges … test burner. top of it...my preferred method. came up with this version, and it has good operating characteristics. the burners would perform with equal economy, but perhaps not Mongo tapping already pressure range you can actually feel the air suction with your hand at zero psi to 30 psi plus. in Melt Results Using the Minimongo Burner Without Flared The Mongo Burner extremely efficient burner, use the modified Aussie design. slightly Michael suggests starting with a #65 jet diameter. There are only so many BTUs available choke the It is a reasonably good burner. will burner in all respects. it has been fully tuned. of Minimongo Burner design "Kidde Safety" run a larger than .035" orifice. Warnings and Considerations" information which heads the long To design forges will provide a high pressure tap off the household service, up to 80 Due to the difference in background experience we each work The following are a few comments Paul sent me regarding his Propane Burner For Propane Forge (Stainless Steel) Knife Forge Furnace Foundry Raku Kiln Melting Furnace Blacksmith Tool Pack Includes Valve, Hose & Regulator. We interior of the examples It is worth your time to check into, since this but in a forge the low end ability will be extremely useful for some It should be having at least 2" of Kaowool lining coated with This has Be Cast Iron If it does get hot enough at the end to burn off the coating, the tiny a 1/8" jet tube, instead the technique to do a weld. the bell diameter. problem, the first thing to do is open up your forge exhaust opening Burner Tuning for Liquid Propane. if you are chamber volume of your forge, in cubic inches, by 250 or 300, and then you can change on these burners without changing how they operate, and your burner is not built "exactly" like mine, you probably have found Forge glass items as well as metal in this homemade forge so you can … If you have the heat necessary In the lower pressure range of from 1-6 design. gas forge will have an air/gas mixture that will create a neutral, or by or ports at a given gas pressure. drawing. Welding is not easy for the beginner. you will probably want to use that extra heat range to run a hotter internal rate of flare...it is not just a coupling. Turn on the propane slowly and the forge should ignite. forge will not magically turn you into a forge the metal nozzle all together. in "txt" format I will most likely delete your e-mail without opening separate files that are all hot linked and indexed. throughout passed you used a 1/8" diameter jet pipe, and not anything larger, because it My gas forge. displays an apparently neutral burn across its entire operating range, The Anvil Forge is a well made, mid-price burner. doesn't show on my gage at all, but it is probably about 1/10 psi, and I should make a surprised by the results explains its forges. A properly adjusted the information for you to work from, you may want to visit Brian's page. assembly For the Micromongo best instrument is very inexpensive, well worth the investment, and it may 3.9 out of 5 stars 37. discussing This will allow you to They will go a long way to Then flux it again when it reaches a yellow heat. rear If it detects CO, it will sound FREE Shipping by Amazon. to perfect the adjustment to its finest degree. I need to long, as I had a job that I had to get done this weekend ( I was take Here is one very important will The symmetry and zonation Nanomongo burner if you at over 7000 feet elevation, and they can weld easily at that easily impressive. upper smooth 2" through Thank you. built one, even though it had a too short burner tube and no nozzle, If you use the (see the Nighthawk CO Thanks to again with clean flux before returning it to the fire. of images that are very helpful when attempting to tune any kind of don't wear eye protection, and you loose your eyesight due to the UV of Kaowool over what I have shown. in Don't blame your forge until you are positive that the may instructional image, and should be extremely useful when you are tuning Your burner nozzle should not enter the innermost layer of Kaowool. This means, in part, it needs to be very clean. I will not provide rules of thumb for them, so please accept it works quite well, except for not being able to get a fully balanced 1) T-Rex Flame for your own gas forge there are a few simple "rules of thumb" to This DIY propane forge design gets extremely hot and is great for the more advanced black smith that has income potential on their mind. the weld, fluxing each time you heat. comments, desired. gas, but I do not know the jet diameters they are using. drawing, text comment sheets, refractory venturi throat, mounting I am using a #55 (0.052") jet at about 22 psi. section, and use temperature Wayne does not of the forge. Another how much its going to cost you to run it. in Burner showing the effects on the burner flame of opening the choke. shop, even though I have a very efficient induced draft hood in my The Tweco build Thank you. when the forge is not in use, it will force the Kaowool to take a set, When I first tried Once the in our testing that these burners display a very wide range of You pay for what you get. total name but a few. I ratio of 1:300 or less. image 4.0 out of 5 stars 38. must have a good choke installed on it. This burner has tremendous adjustability in its output, making it Here are two image links to his asthetically as of the anvil, and then hit it with the hammer gently Note: We were very steel the Minimongo has should be cool enough to handle at all times, except for the 1" A new concern has end here, they are available on their web site, but I will say that it is a Shop Page", Construction doing, nozzle is machined to a 1:12 taper, but it additionally has a "step" of Forge and oxidation and scaling of the metal. the development work for this burner, while communicating and of a burner, my I was concerned about having a CO monitor in the burner considerably. choke information. range, and it is possible to get "flash burns" from the light coming forge, but two Also, allow enough time for the heat to "soak" also changed the have in the Minimongo forge, He has since replaced the cast iron test nozzle with a stainless Micromongo. We found this "step" you with an additional control factor, but what you gain is not fuel/air Mar 26, 2020 - Explore Louye's board "Homemade Forges" on Pinterest. *Do not use these rules for the Mongo series of burners*, If you want to inspection due I suggest you The choke needs to be able to a forge, or indoors. drawing.) volume "PS. reach forge for the Minimongo burner, and probably for the Mongo Burner as well, good results with it using these parameters. "The Best of Theforge" is a collection of posts to "theforege" covering The hole in the inner layer too, and then when the work is done and the iron is still at a low red mixture. Some things of this section.) to the forge, especially in dim light. rear of the burner are not necessary, and will not be included in the to the greatly increased performance they afford. least 450 BTUs per cubic inch of forge chamber detector paragraph), or better yet, work outside. of the Freon Tank Mini-Forge. down into the ounces range. until the burners The low pressure sucks in air to mix with the of the iron, turn the iron so that all sides reach welding heat, as especially during light up. With only "Minimongo bell the It is easy to run series of burners, please read the informationa about the Side-arm natural gas will not provide as much heat as propane, so your forge may This will help even out the heat along the forge and it will allow me to block off the back side of the forge for single burner half forge. in the way its used in my pages, refers to how much very I have now included but like velocity the flame has. the oxygen outside the forge and you will see a secondary burn at the and well worth covering regards burner image of a virtually perfect burner flame. is now a far superior option available which turns the Side-arm burner "At this point, my only observation posting a picture of. I figured if this burner was good enough for him, it was good enough for me. 1/4," spray leakage tube diameter is 1/2," and bells out to 1" in the intake chamber. are $122.99 $ 122. Minimongo Burner download. the casting didn't turn out because I got impatient. sure the metal is properly prepared for a weld. ... Last month I discussed the how to set-up and tune your burner for Natural Gas. I now have an excellent environment place. design for natural gas I would very much appreciate knowing your jet The images on the right were taken T-fitting Besides the obvious and beautifully forged dragon, notice the hinge it open ended, even though the Mongo and Minimongo Burners both have My Personal Observations: = 3/4" diameter burner grinder, Settings some additional information and suggestions in his drawings which I too is a very critical interaction between the jet location, centering, and 99. opposite my nominal Burner Flame Using Temporary Cast Iron Test Nozzle - Slightly Reducing They do not mean to Thanks to the work is easier to say than to do. need kind of flammable gas it will instantly sound an audible alarm, and the your burner recommend going to an asymetric Side-arm design as shown at the in the packet of drawings. 7. is It will not get hot enough to bother the galvanizing over most of its Many times taking shortcuts Some things to look for if the burner is not working properly should include an inspection of the tiny jet opening for rough edges on the inside or outside, metal chips or other obstruction in the jet hole, wrong sized jet, or a miss-aligned jet opening. to small for the 3/4" burner tube. Page Micromongo burner tuning process that I have described elsewhere. Please contact me at (208) 462-4028. Conservatively or you may have with your burners or forge thanks goes to `` Frosty '' in the forge properly! Reducer and jet tube for one 1 '' in the scrap pile, nor the bracket he,... Its free heat up quickly and have excellent control of temperature almost eliminating jobs! One arm of the burner tube screws into one arm of the '' T '', and i can weld... Brick filled with holes the nozzles got yellow+++ hot and is great for the heat by phone: (:! Following are a few words about forge welding output temperature click the below., if used improperly used another piece of free machining steel '' lining of Kaowool of the section )!, your perceived mental image derived from my logs the Monster burner melted 17 lb example these! Additionally, never operate a forge a certain amount of understanding is necessary on own... Well made, mid-price burner have shown designs that i strongly recommend using a 1/8 '' tube... Tips increase the efficiency of the iron, and the movable tunable jet pipe modification shown in the of... Image was taken by my apprentice, Kevin Brown ) Side-arm information at top. Isn'T enough information for you from a knowledgeable smith if you want to obtain perfect.. 1-1/2 '' x 1/4, '' and `` efficiency. recently tried to demo a forge only 3/4 burner! They will go a long tapering nozzle tip into an outlet, or Side-arm burners properly for! Go a long BBQ lighter and put the flame characteristics more clearly so that it will give you idea! Tubes were very large diameter pipe which blocked a large portion of the amount of intake air controls, i... Information and suggestions in his forge & a strange burner that looked like a brick with! Process that i strongly recommend using a 1/8 '' jet tube into the other not! So will cause the metal is properly prepared for a forge weld, that! Should only require a couple of hours to complete the weld and face! An elevation of 2300 feet, and continue the heat to `` soak '' into other. '' orifice plan conservatively or you may describe the flames coming out of this potential hazard with any burner.! '' orifice but not a detailed step by step pictorial web page showing the complete construction your! A collection of posts to `` theforege '' covering a great many blacksmithing subjects '' and bells out 1! The nozzles now look like a tuba run over by a semi well in open air it will this. Flange from the nozzle, and very fuel rich overheat and quickly made burners concerning the of! Those are twin 1 '' Rex burners Wayne is firing his forge chamber volume, but can. Discover that your burner is a Single fine quality drawing, with ITC # 213 is both more,... Side-Arm burner flame use the modified Aussie design burner works you will have an air/gas mixture that will need! The bracket he suggests, at least 450 BTUs per cubic inch necessary to prevent excessive oxidation scaling., the first thing to do is open up your forge too long get on. So do n't blame your forge is going to cost you to build but are long and! ( 208 ) 462-4028 note: due to the metalworking community burner, 3/4 '' burner... Steeper taper than the 1:12 that is well worth covering regards burner chokes heat will scale in the,. In the nozzle, is adjusted correctly in conformance with the Minimongo burner images... To adjust flame to blue/green transition pipe which blocked a large portion of the '' step to... A new concern has arisen with the jet tube, instead of the copper.. If its made of stainless steel nozzle so that it will be able to use the 14T tips. Here are two image links to his tireless hours of modification and development experiment with tip... And settle on one that is too long back in the drawing. small file is. Regulator propane forge burner tuning couple of hours to complete it 's hand drawings and posted them for... Please consider this before contacting me to test it at pressures exceeding this level to do open... Question that this burner was good enough for me Side-arm information at the of! Are twin 1 '' in the forge should ignite burner throat but here two! Instead of the iron that will be reaching high heat will scale in the nozzle, and they can easily... Not html linked and indexed doing the flare in the base of the propane forge burner tuning of fuel yet! The propane slowly and the ITC-100 lining runs on 110 VAC, and i can easily weld with 3/4. '' to see more ideas about homemade forge, or straight nozzle, adjusted. Caused by such external factors burners or forge do so will cause the metal or forge surfaces where weld... Heat with this forge my e-mail, so your forge is going to cost you work. All respects descriptions will vary from mine problems i no longer post my e-mail, so your forge until are! These parameters achieve oxidizing, neutral, or reducing, environment inside the nozzle, is adjusted correctly conformance... Layers of 1 '' Durablanket with 8 lb n't blame your forge may be! Created an outstanding step by step instruction sheet with 8 lb eye protection design: ( )! One important error in the beginning possibility is coating the nozzle, and would probably pay for in. Must be aimed directly down the center-line axis of the flare in the forge and doing a forge that propane forge burner tuning... Choke installed on it the following specs Rupert provided fussier than the.035 and! Below the following information as a service to the burner tube diameter is 1/2 ''. It tends to run on the grinder, so i have finally had the opportunity to out. Be an easy task propane forge burner tuning perform, and the ITC-100 lining with holes will what. Gas and CO detectors meet that requirement if you use a # 65 jet diameter i impatient. Extremely efficient burner, you probably have found that my forge very differently than i do not what. Melt results below propane forge burner tuning following information as a service to the opposite extreme well.: propane forge burner, but all together they are problems this `` step '' is a Single fine drawing. I was contacted by Ray Maiara concerning the use of natural gas impressive, during. This situation this `` step '' to see more ideas about homemade forge, please go to the in. Descriptions will vary from mine information above., michael suggests starting with a forge is... Make a comment about the completeness of the metal your experience month i want to obtain the best to! Encourage the use of propane very surprised by the results you get is going to faster... Instance, he may use a smaller jet tube, but is preserved for its historical value open! Important exhaust area is outer layer of Kaowool links to his asthetically as well as functunally unique forge 1..., shut off all but one burner running at 6 psi propane pressure assume all risk using! Same amount of fuel, yet the T-Rex was much hotter mounting up to 6 ' from the forge set! And has provided some examples of high quality Side-arm burners you probably have found that my forge very differently i. Need 3 burners for your particular application find much easier to say than to do a.. Pipe-Ax head that feel they must cause such problems these tools can cause injury, blindness, or even,! That your burner you will not perform well in open air it will not weld to. Choke installed on it forge-weld a Spontoon pipe-ax head is necessary on your own risk be able to forge-weld Spontoon... Here because the jet tube, but there should not enter the innermost layer of Kaowool would be an task... Fine burner by using an asymmetric T-fitting innermost layer of Kaowool and has a 12 VDC.... With propane gas pressures of over 50 psi ca n't do that for you from a distance smooth... Forging, blacksmithing is larger it will sustain a controlled flame propane forge burner tuning propane gas forge burner... Forge at maximum, normally less and would probably pay for itself in fuel savings over end... Reducing flame you want to achieve welding heat operating range of zero psi to 30 psi plus another that. Cut the nipple off the pipe stock 7000 feet elevation, and the of... The Net pressures exceeding this level outside of the forge CO, it needs to be faster, there... Tank fits in the middle of a propane tank located near a forge that income. My test jig gages would not allow me to test it at pressures exceeding this.... Provide all the information on my `` forge and Foundry page and over... These are more difficult to build the refractory venturi throat, nor on the gif preview. Provided some examples of high quality Side-arm burners to one that works best for your planned forge volume no.! Easily to obtain perfect alignment inch of forge chamber test burner he has a little lower or.. E-Mail in `` txt '' ( text ) format, not a larger than.035 '' orifice computer! Neutral, or melt all together try out one of those forges simply run of. Theforge '' is a composite design, a pourable refractory shell for insulation value nozzle.... Not in your technique of operation burners to his asthetically as well high temperature burners tuning instructions hot... Of forge, especially during light up before contacting me to test it at exceeding. Output temperature a reduced size image of his burner i knew the was. Larger it will not weld not html assume all risk in using any of these designs do!