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Powder Coat Oven Plan

Gath3r

Active member
Joined
Nov 5, 2008
Messages
28
Location
Hopedale Ma
Just wanted to share this link. Pretty detailed 23pg pdf file on building a powder coating oven. I searched the journal and only came up with a few, so I decided to post this for the next guy that searches for a DIY oven plan.

http://machinebuilders.net/plans/gallery/Big Kids/PowerCoat Oven1.pdf


If anyone cares to take a look, and give some input on what they would do differently, I would love to hear it.

Thanks..
 
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1320stang

Well-known member
Joined
Dec 28, 2006
Messages
4,573
Location
Edmond, OK
I had considered building an oven that would sit outdoors on a pad.

My plan was for it to be constructed out of steel studs and use Hardiboard for the inside and outside (it would look like a shed (sort of) from the outside) and use unfaced bats between. But I had planed for the thing to telescope, in otherwords the oven could be smaller or larger by stretching or shrinking it's length. I wanted to be able to powdercoat a full race car chassis with a cage.

I had figured that oven elements would line the lower walls and that the movable sections would ride on tracks. If a section was nested and not being used, those elements would not turn on. Once the oven was configured as desired, the bottom outside edge would be lined with bricks to cover the lower gap to take care of the heat loss there.

That was about as far as I got.
 

akdiesel

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Joined
Aug 8, 2008
Messages
2,617
Location
Wasilla, AK
I have looked into making one myself out of mentioned items as well as other choices.
I even thought about using one fo the large Knack boxes. The one that is about 5' x 5' x 24" deep and has the two cabinet doors with the middle lock support. It would take some work to modify but it is 12 gauge which would support heavy items and the doors, sides, top, and bottom are deep enough to support the insulation easily. You could pick these up for little money on Craigslist.
 

purpony

Well-known member
Joined
Sep 26, 2007
Messages
348
Location
Columbia, CT
I built a powdercoating over this summer. I got sick of not being able to fit parts into my garage house oven.

My exterior dimensions are 6ft x 3ft x 3ft. Its heated using 2 3000 watt elements and heats to 400 degrees in roughly 12 mins. I could of and as everyone always say, should have went bigger, but this size should do basically everything i need and not take up valuable in my shop.

I used metal wall studs and inside and outside is sheetmetal. I called a local HVAC place and they cut and bent everything to my specs.

I was going to use standard pink insulation but later decided against it and went with rock wool for the wall, floor, and top, and i used mineral wool for the door.

Ill try and post pics of it this weekend.
 

ForceFed70

Well-known member
Joined
Apr 27, 2010
Messages
3,441
Location
BC, Canada
I had considered building an oven that would sit outdoors on a pad.

My plan was for it to be constructed out of steel studs and use Hardiboard for the inside and outside (it would look like a shed (sort of) from the outside) and use unfaced bats between. But I had planed for the thing to telescope, in otherwords the oven could be smaller or larger by stretching or shrinking it's length. I wanted to be able to powdercoat a full race car chassis with a cage.

I had figured that oven elements would line the lower walls and that the movable sections would ride on tracks. If a section was nested and not being used, those elements would not turn on. Once the oven was configured as desired, the bottom outside edge would be lined with bricks to cover the lower gap to take care of the heat loss there.

That was about as far as I got.

Sounds good except the hardiboard inner walls. The Hardiboard will break down over time, especially near the elements. I've seen a few pictures of what happens. Try to use metal for the interior walls if at all possible.
 

ADaughen

Well-known member
Joined
Aug 2, 2010
Messages
373
Location
Ohio
Bigger is always better.

My local powdercoater bought a big oven last year.. 6' tall x 3.5'x3.5' Pretty much the only thing he CAN'T do is full car/truck frames.
 
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JOHNMAN

Well-known member
Joined
Aug 14, 2006
Messages
194
Location
Southwest Indiana
If at all possible, I would make the walls and insulation thicker.

This is one of those things that I would like to someday try, but currently I use an actual industrial unit at work. The heating element used in this oven did give me an idea or two.......

Here is a link to the actual site:

powdercoatoven
 
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purpony

Well-known member
Joined
Sep 26, 2007
Messages
348
Location
Columbia, CT
here are some crappy cell phone pictures of the oven i built this summer-

1010001107.jpg


1010001108a.jpg


1010001108.jpg


Heats up to 400 in 10 mins....
 

A1an

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Joined
Sep 25, 2010
Messages
1,095
Location
Tampa, FL
Nice looking ovens.

Years ago my friend purchased a cheap powdercoating set off Ebay and started using a spare kitchen oven. He outgrew the oven but couldn't afford anything larger. The plan was to purchase high temp insulating panels to create a large box. Inside was a Coleman dual burner camping stove. The setup looked really terrible but once he got the hang of temp control he was able to regulate temperature fairly well and turned out some great stuff. His total expense was under $100 and he could easily tear it down to set it up wherever he needed.
 

rickycobra

Well-known member
Joined
Sep 9, 2010
Messages
292
Pretty awesome I've been thinking about how easy it would be to make because my kids and their friends are all into bike and want to paint them with odd colors.
 

Swagger

New member
Joined
Jan 18, 2011
Messages
2
Location
Sunny Portland Oregon
I don't post much here, mostly a lurker.....
(ok haha...guess this is the first post afterall)

I've been doing more and more powder on customer parts lately and it's to the point that I feel the need to do it in house. I have a decent size shop but like everyone...there's never enough room. I put my welding table on wheels, my big Tree 2uvrc will be on wheels this spring as well. However....even on wheels a decent sized oven just plain takes up space. I have a large house type oven that I'll be using for small parts in the short term, it's large enough to do 20" wheels individually.

For larger things like motorcycle frames though it won't work out. What I do have to work with is a relatively unused 'speedrack' industrial shelf setup right next to where I'll sling powder. It's a big'un too @12'x 12'x 32". My plan is to reset the lowest shelf to 72" off the deck and build it out to suit. Looking at it, I could pretty easily make insulated 'dividers' internally so I wouldn't need to heat the entire thing to do smaller pieces. Since the legs are bolted to the floor I can roll a rack directly in too.

I'm just in the planning stages and really mostly in the I haven't got a clue stages but I taught myself to fly so I bet I can figure this out. I would however be more than open to any suggestions from those that have done this before or even those that think I'm nuts. :rocker:
 
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