I may be wrong, but that is how the infrared curing lights work. Do you have a better view of the actual air flow path? We build our gas ovens with the user in mind as a quality, professional and cost effective addition to your curing process. For the longest life, the best option would be a belt driven fan that is driven by an external motor. Hey what would you do differently to make the floor flat so you can roll a cart in the oven? One more question: Is the oven explicitly vented so that there's no pressure build up as it heats up? They turn the elements on for a period of time, say 30 seconds, and then off for a period of time. thanks again. Is there a PDF version of the article for download and printing? You can see pictures of this here: https://forum.caswellplating.com/forum/powder-coating-questions/oven-building-forum/14416-a-thread-on-basic-powder-coat-oven-high-temp-fans This way, the motor itself is almost completely isolated from the heat. 
This oven is built and tuned in house ready to to be piped in and tuned by your mechanical contractor. The temperature probe is built into the inside wall of the oven to prevent damage. Weird how it showed my initial post from "Unknown" lol. Our 8' x 8' x 8' gas fired curing ovens meet all requirements to make them a Class A oven.
We have the frame up and the inside skinned. 27320, Monday - Friday: 9:00am - 5:00pmSaturday - Sunday: Closed, We acceptVisa/Mastercard, Discover, American Express, Cash, Powder Coating Ovens Powder Coated Ovens Powder Coated Ovens NC Reidsville Powder Coated Ovens Industrial Ovens Commercial Ovens Shop Powder Coated Ovens A2Z Powder Coating Oven Specifications Free Estimates Custom Ovens Custom Designed Ovens Custom Powder Coating Ovens Shop Ovens Shop Custom Ovens Build Custom Oven. Interested in building this exact size for my shop, but have a question first: When using PID controllers, can the PID limit the amperage drawn by the elements? According to most sources, fiberglass insulation has a high temperature limit of 1000 degrees F and there is no reason for a powder coating oven to see temps that high. I mounted mine on the back and used double wall stove pipe for intake. Copyright 2022 A-2-Z Powder Coating. I have included this info in the article along with a link to the product. Our 10' x 10' x 24' welded tube frame ovens ad beyond durable welded with 3" steel tube with 3 inch rock wool insulation sheeted with G90 galvanized sheet metal. Due to the increased size we're considering using a 380,000 BTU propane burner. The perfect Powder Coating Booth for a business or serious hobbyist who wants to cure wheels, ATV frames, rears, motorcycle parts and more! This does not seam like enough fto me. Yes some people have added shields over the elements to prevent radiant heat from over curing the powder. Thanks for reading. I am alittle confused on a couple things. Standard 120 volts is rated at 20 amps, with a 20 amp breaker. The heat from the lamp has to be contained in some way around the part so the part should still be in some type of insulated box while using an infrared lamp. Just something to provide an air gap underneath. Just my advice having just completed one similar to this one. Quick Rundown of Powder Coating Oven Construction and Materials. What you are looking for exactly is stud and track, The stud fits into the track which compensates for that extra 1/8" difference side to side. Installation of the Circulation fan:The circulation fan is 150 cfm and is suggested but not required. The top of the base should be the same height as the floor of the oven. Again this will loose too much heat.It would be much better to have a totally separate duct secured to the inside of the unit thus it will be insulated within the external wall.Also the ducting should draw air from the bottom of the oven chamber and blow it to the top. #6 AWG single conductor wire is about $0.50 per foot and you need 3 conductors or 6-3 THHN (3 conductor cable) is about $2.00 per foot, so for 100', plan on $200 for wire plus breakers, receptacle, etc. Floor space, better for hanging parts? Read the article in it's entirety; your question is answered in the second paragraph for the total cost of the materials at the time it was printed in or about 2016. Hey I was thinking. We build our gas ovens with the user in mind as a quality, professional and cost effective addition to your curing process. is there a formula to determine BTU per cubic foot? Our 4' x 4' x 6' gas fired curing ovens meet all requirements to make them a Class A oven. http://aimetalfinishing.com/. This oven is built and tuned in house ready to to be piped in and tuned by your mechanical contractor. Should i use permatex to seal them up, or leave them. I am in the process of building the exact oven. Our regular builds are made with regular metal studs, Tube builds are made with a special structural tubing material, Are you looking to Do It Yourself? Now do the same for mineral wool. This size also Comes with dual circulation fans to ensure exceptional heat circulation. 4 Switch Control Panel For Economy Electric Powder Coat Ovens This comes with the power and heater switch as well as two dummy switches wired to neutral for fans or lights. One thing I would change is to modify the bottom for lifting by fork lift or pallet jack. This is excellent. The temperature probe is built into the inside wall of the oven to prevent damage. I would like to use two 6000 watt elements (if I can find them for this application) instead of four 2000 watt elements.
We build our gas ovens with the user in mind as a quality, professional and cost effective addition to your curing process. NC I love this guide, thanks for putting it together. You will need to open it in a spreadsheet. Your help would be greatly appreciated. Hello powder coat guide, first off thank you . Our 6' x 6' x 12' gas fired curing ovens meet all requirements to make them a Class A oven. Thanks again for the help! Do I have to have circulation for this build to work? On this same cap, drill two screw mounting holes on either side of the previous hole (3 1/4" apart). For sheet metal, I would use 18-20 gauge and 16 gauge on the floor. (I realize the original post was 2019 but I hope this will help someone in the future). what your looking for isn't sold at home depots. brilliant site thanks to the author/s this is helping me massively, im going to be building my own very large oven with a propane burner but have found most of the info on the site extremely useful and the oven is also a very nice design, im chosing propane as i think for me personally it will be easier to control the heat and fit it up as im not great with electronics.. keep it up.
If you follow the rule of thumb of 100-150 Watts per cubic foot, then you would need 25,200 to 37,800 Watts for an oven that size.
What is your opinion on this? One more though, is there a fan you could suggest for a oven this size? Lamps can be used to cure powder coating, however it is not as simple as pointing a lamp at a part. Meaning the area of the part that is facing the heater will cure, but the other sides will not, meaning you would have to rotate the part so each area is facing the heater for the correct time at the correct temperature. They are easy to drill and they can be cut with tin snips or a chop saw. I want to build one of these ovens and put it in my shed/barn, but the problem is the floor is plywood and I am concerned about fires. You could try giving the company a call and seeing if they have any info for what the temperature limits are. The temperature probe is built into the inside wall of the oven to prevent damage. I had a question involving the temperature of the outside of the powder coating oven. These ovens arrive at your facility set up, tuned and ready to cook once the gas is ran and power is wired in by a licensed contractor. We will start with the framing. You can tell as the 20 amp outlets have a horizontal cut in one of the slots as well. That's too close, and you would really need at least a 50 amp circuit, 60 amps being better. Thanks for reading. "x"x"x, Should I use 6 elements for a 6x6x7? I WAS ORIGINAL LOOKING FOR A HEAT SYSTEM TO FORM PLEXIGLASS. There is bound to be some guys there that have used this type of heater to cure parts and they would be better suited to answer it correctly. Hey also I've been calling around to acquire some sheet metal and they are all telling me that 20 gauge sheet metal won't work for this type of application because of the heat. 1800-watt Infrared Lamp for curing small parts to large housings, 10"x30" Infrared Lamp for curing big parts; includes stand, Eastwood Non-Contact Infrared Thermometer, Measures from -22 to +500 degrees F without contact. Thx. If you install it the same way that the builder of this oven did, I don't see it being a problem. You could use the steel if you want to shape it, but using the pre-fabbed ducts are a lot easier and ensure a good seal. Our 8' x 8' x 12' gas fired curing ovens meet all requirements to make them a Class A oven.
Or something similar. This os my first look at powder coating ovens. I will probably be picking up a bundle of studs and tracks today but I would like to sort this all out before I start building, as excited as I am about this build I want to have a solid design complete before I start building. The author states the cost for materials at the time of publication to build this identical oven is approximately $1400 but he also approximates different cost for similar ovens built slightly different for those on a budget. While it is not supposed to be flammable, it would likely loose its insulating properties at 400 to 500 Degrees F. This is an assumption on my part because I cannot find the information online and usually spray insulation capable of handling enough heat are generally much more expensive than the Fire Break spray insulation. It would also let you be able to put more insulation into the walls which in return helps on retaining heat. This is a really great article, very detailed. Do you by chance have a schematic? Can the heating element terminals touch the insulation or should I remove the insulation from around the terminals? Search "convection oven fan" on ebay and you will see some units in the $40-$60 range. If you don't own the tools needed, that will be in addition to the cost as well as the 220 volt 50 or 60 amp electrical circuit that you will need to add. Have the faster it will heat up, but I don't want to geek I'll either. Its good to find a happy-medium. They are available at both Home Depot and Lowe's for about $7.00 each. That alone will cost you almost $300 if you are able to do it yourself; about $500 if you need to hire an electrician. I would suggest you read the entire article before attempting to construct this oven. I'm not going to be using the oven for powder coating. We build our gas ovens with the user in mind as a quality, professional and cost effective addition to your curing process. Do they have full sheets for sale there? Our 6' x 6' x 30'welded tube frame ovens ad beyond durable welded with 3" steel tube with 3 inch rock wool insulation sheeted with G90 galvanized sheet metal. figure it out as I go lol Hi thanks for the post.in any oven you need to insulate the internal surface from the exterior. I couldn't give you an accurate guess on what size blower you would need for an oven that large. At 3x3x3, it may be small enough that you can get away without any circulation. It is best to buy a bunch of these to begin with. This oven is built and tuned in house ready to to be piped in and tuned by your mechanical contractor. The main purposes of this fan is for better and more uniform heat circulation throughout the oven chamber.
Here is a detailed schematic that would show you how to operate 4 elements with a PID controller but it does not include the timer and other accessories that were included in this oven buiild. I have seen some ovens where the seams are all sealed shut but the most common practice is to do nothing with the seams. I have never messed with steel studs before, but 25 gauge seems awfully thin. Hope that helps. Man, I couldn't be happier with the way it turned out! This article is great. Part II is coming next week. This size also Comes with dual circulation fans to ensure exceptional heat circulation.
Unfortunately, a PID will not solve this. I feel that it won't last long at that temp. Choosing the recessed element option is havingelements recessedinto the wall of the oven duringthebuild process. Does anyone know what trim piece was used on the bottom side of the lights? Some places say fiberglass insulation can melt at 200 degrees other say it's at 1300 degrees. http://www.powdercoatguide.com/2014/09/how-to-build-powder-coating-oven-part-ii.html.
Also burying the blower into the cabinet like shown subjects the wiring and motor to temps higher than they were designed for. Here is my question. Last but not least,Im far from being a Tesla ,I would like to know the correct way to wire all components,PID,Thermo-couple,alarms etc,etc.If by any chance you could share some knowledge ,I would be totally greatful,aside of the fact that if I complete this I will be broke lol,Thank you for what you are doing, and may the gods shine upon you. Then a pulley on the top of the shaft that is driven by a belt from a motor that mounts to the top of the oven. Can you answer this? Would a side mount fan hurt the circulation too much? Fenton, Missouri 63026, If you feel that you've received this message in error, please, Liquid Alkaline Pre-Clean 1161 (5 Gallon), QUICKSILVER Screen Printing Autoflash Dryers, 10' X 10' X 20' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 10' X 10' X 24' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 10' X 10' X 26' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 10' X 10' X 30' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 5' x 5' x 6' Gas Industrial Powder Coat Curing Oven, 6' x 6' x 12' Gas Industrial Powder Coat Curing Oven, 6' x 6' x 16' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 6' x 6' x 20' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 6' x 6' x 30' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 6' x 6' x 6' Gas Industrial Powder Coat Curing Oven, 8' X 8' X 12' Gas Industrial Powder Coat Curing Oven, 8' X 8' X 16' Gas Powder Coat Curing Oven, 8' X 8' X 25' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 8' X 8' X 30' Gas Industrial Powder Coat Curing Oven - Welded Tube Steel Frame, 8' X 8' X 8' Gas Industrial Powder Coat Curing Oven, Circulation Fan Installation For Electric Ovens, Control Panel For Economy Electric Powder Coat Ovens, Control Panel Upgrade For Current Builds Only, Custom Control Panel With Upgraded Features, Removable Shelf Installation For Electric Ovens.
I used your build as a model when building my oven to include the convection feature and the oven light detail. This handles most of the DIY applications. The temperature probe is built into the inside wall of the oven to prevent damage. We provide commercial and residential services specializing in powder coated ovens. I think the lifespan of the fan motor would be much better mounted near the top of the stack duct opening on the RH side of the oven. Also was wondering if i could use the aluminum tape to line the inside or outside of the duct to insure a proper seal. I am using two ssr's and 4 heater element. On the other non-drilled 6" duct cap, drill a hole to allow the light to pass through. This oven is built and tuned in house ready to to be piped in and tuned by your mechanical contractor. Is the galvanized sheet metal toxic at a certain temperature?? Was one not needed. There are some ceramic coatings that cure at a higher temp than powder coat so I will give your recommendations based on an oven that cures at 500 degrees. Was going to add a some framing to create a little channel under the element that would have no insulation.
Would it be beneficial to stager the 4 heating elements up the back wall for even distributing of heat, Do you have these measurements backwards. Our 6' x 6' x 6' gas fired curing ovens meet all requirements to make them a Class A oven.
There is a fairly accurate calculator to help you figure out how many total watts you will need to heat up an oven in an acceptable time frame. Hello Sean, I'm following your plans here very closely wanting to build the same size oven. This oven is built and tuned in house ready to to be piped in and tuned by your mechanical contractor. I am limited to 240 volts and 25 amps. Ovens do need to vent as the air inside the oven heats up and expands and these seams allow for some ventilation.
The other choice would be to use water heater elements around 1500 watts at 240 volts. These ovens arrive at your facility set up, tuned and ready to cook once the gas is ran and power is wired in by a licensed contractor.
Upon popular demand we are now offering an upgraded replacement control panel. How do you insulate the top?
I was just wondering if there are any blueprints for this type of oven? I am not well versed in the construction of the floorless ovens but of the ones I have seen, they usually use beefier studs like 6" structural studs. I would not have thought of it. These will allow you to rivet stacks of metal with a minimum thickness of .13" and a maximum thickness of .125". What a fun project. If it managed to, it would take several hours.
Great write up! could you go a little more in depth on the wiring? My concern is how much higher will the temp be on portion of the substrate hanging in front of heating elements vs. the portion that is not, is this a valid concern ? Or you can do a propane fired oven. Howdy, great article, thank you for writing it. im in the process of making a bigger oven, i really like this build, im wondering if i could go a foot deeper and a foot wider and leaving everything as is in the build, since you mentioned its got more fire then needed with the 4 2000 watt elements. You end up paying for full sheets of galvanized if you build one this size anyway. Can someone help with that .? Are 25 gauge steel studs to thin to build an oven out of? It is very common to use 18 to 22 gauge sheet metal when building powder coating ovens. However, thinner sheet metal will allow the oven temperature to fluctuate more after it is heated up. The closest to that is 40 amps. Our 10' x 10' x 30' welded tube frame ovens ad beyond durable welded with 3" steel tube with 3 inch rock wool insulation sheeted with G90 galvanized sheet metal. Our 8' x 8' x 25' welded tube frame ovens ad beyond durable welded with 3" steel tube with 3 inch rock wool insulation sheeted with G90 galvanized sheet metal. If you had such an arc, you need to improve your wiring skills because at that point the loss of insulation is the least of your potential troubles. Its not ideal to not have any kind of fan or blower, but lots of powder coating ovens (even bigger than the one you have planned) do not have them. Carlos. I believe most standard household ovens use fiberglass insulation as well. Do you happen to know what type of sheet metal they used on your oven? Yes it can be done with 6" studs and with the right planning, you can build everything into the walls without having any boxes protruding from the sides. Check your PID to make sure you don't over load it on controlling the SSR's SSR use some power to control them. I had a question about insulation. Enter in your target temperature for the oven (for powder coating, I shoot for 450 to 500 F)4. This oven uses 20 gauge sheet metal on the interior and exterior and 16 gauge for the floor of the oven. Four interfaces conducting less than 2 interfaces.But, as your design is nominally using steel 2x4 studs, there is something else. My cabinet is about 5' high and I built a removable shelf to create what's effectively a double oven. I'm still concerned about using fiberglass insulation in my build. The PID is basically a thermostat, it reads the temperature inside the oven using a thermocouple, then it tells the elements to turn on or off through either a contractor or a solid state relay. There are wiring diagrams available though such as this: http://forum.caswellplating.com/forum/powder-coating-questions/oven-building-forum/11867-oven-controls-build. We build our gas ovens with the user in mind as a quality, professional and cost effective addition to your curing process. maxes out at about 340*F after about an hour. It appears there is just the inside sheathing with no insulation and an outside sheathing of sheet metal.ThanksAndrew. As far as the rivets goes, the 1/8 x 1/8 1000 pack doesn't exist on Amazon anymore.
1000w element(100w/cu.ft. Like you suggested, the only way to power an oven in your shop with a 25A service is by reducing the total wattage.