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PostPosted: Sat Dec 05, 2015 2:44 pm 
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Cvairwerks wrote:
Tom: Best advice is stay as far away from shooting IMRON in any form as you can. It's highly toxic, drys slow and you have to shoot with a filtered, supplied air respirator system. On top of that and that it will cost you in the hundreds of dollars per gallon for the 2000 series and 5000 series bases, federal law precludes most people from being able to purchase it. The prohibition includes individuals, schools and votechs. There are much better paints out there for doing the job and are much more forgiving and safer for the average person. Read and heed the MSDS of what ever you end up using.


As to decals vs painting stars and bars and all the stencils, we've found that decals are nice for a couple of flights then they start having problems. They are finicky to put on and will build up dirt and grunge around the edges and eventually lift. The F-16 SPO had a single F-16 coated for color via decals in an experiment to try and cut down on repaint time and added weight. While it cut the weight down slightly, the time for application exceeded that for paint, and any surface damage to the decals required significant work to repair.

If you have all the formulas and layout information for the stars and bars, and have all the stencils precut, you should be able to mark out the entire plane in just a few days of dedicated work. The prep and layout is what takes the time to do correctly and look right and last a long time.

Thanks Cvair,
Is there an exact conversion from a Dupont/Imron color to say a PPG product? I currently have Imron 57704 u. I just want to spray over the black so I can get the airplane to some airshows with as little downtime as possible.
Tom


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PostPosted: Sat Dec 05, 2015 10:11 pm 
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Cvairwerks wrote:
Tom: Best advice is stay as far away from shooting IMRON in any form as you can. It's highly toxic, drys slow and you have to shoot with a filtered, supplied air respirator system. On top of that and that it will cost you in the hundreds of dollars per gallon for the 2000 series and 5000 series bases, federal law precludes most people from being able to purchase it. The prohibition includes individuals, schools and votechs. There are much better paints out there for doing the job and are much more forgiving and safer for the average person. Read and heed the MSDS of what ever you end up using.

Suggestions on other kinds of paint to use? I'm thinking about doing a strip and paint job on a 1958 172 and take it back to an original paint scheme...

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PostPosted: Sun Dec 06, 2015 9:41 am 
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What everyone is saying is accurate about how dangerous the modern paints are. The stuff that kills you are the isocyanates that form as a result of the curing process. The vapors are invisible and is more dangerous than the paint particles in the air during the spraying of the paint. The vapors continue to be formed as the paint cures after spraying and the painting is done.

Ordinary Face respirators are not effective against the vapors. However 3m does offer an organic filter that does work but must be changed every 6 to 8 hrs of use. I use that filter along with goggles and full cover.

Several manufacturers are now making two part paints and primers that do not contain any lead, chromium or isocyanates, Summit Racing has several paints and primers that do not. The leading Aerospace Paint manufacturers are also beginning to offer Isocyanate free paint.

The paint and primer I used on the T-41B had no lead, chromium or isocyanates in it.

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PostPosted: Sun Dec 06, 2015 3:06 pm 
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Guys: If you have never painted before, my suggestion would be go with a straight lacquer or enamel. They are much more forgiving of the spray environment and beginner's capabilities. They can also be repaired much easier than poly or epoxy paints. If you are set to do it, go down to the wrecking yard and buy a cheap car hood and practice on it. Prep it properly and then shoot it gloss white. White will show all your flaws quite well. Once you have it looking good, however many times it takes sanding it down and reshooting, then do it with gloss black. If you can make both of these look good at 5-10 feet, then you are ready to try the airplane.

As to color matching Tom, I'd pull one of the wheel pants and take it to your supplier and let them use their photo-spectrometer to match it in the paint chemistry you choose.

Good luck....I've been around restoring airplanes for more than 35 years and I won't shoot color, just primer and base coat that will be hidden....


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PostPosted: Sun Dec 06, 2015 6:15 pm 
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Cvairwerks wrote:
Guys: If you have never painted before, my suggestion would be go with a straight lacquer or enamel. They are much more forgiving of the spray environment and beginner's capabilities. They can also be repaired much easier than poly or epoxy paints. If you are set to do it, go down to the wrecking yard and buy a cheap car hood and practice on it. Prep it properly and then shoot it gloss white. White will show all your flaws quite well. Once you have it looking good, however many times it takes sanding it down and reshooting, then do it with gloss black. If you can make both of these look good at 5-10 feet, then you are ready to try the airplane.

As to color matching Tom, I'd pull one of the wheel pants and take it to your supplier and let them use their photo-spectrometer to match it in the paint chemistry you choose.

Good luck....I've been around restoring airplanes for more than 35 years and I won't shoot color, just primer and base coat that will be hidden....

Thanks L4 and CVair.
So I guess my question is if I go enamel, and I just want to go over the black, do I need to prime? Also, if I do the prep work, do you think its possible to find someone who is experienced to come out and shoot those areas? I really want to get this project to a non embarrassing level at a price break that won't cut into the kids college fund. It does not need to win an award, I just want an acceptable, accurate, paint job so that I can get invited to the airshows with an authentic ex-military aircraft. I am shooting to get it done for the Valiant Air Command show in March, and then get it to Sun and Fun in April.
If I order the oilboard stencils, is that something I would be capable of with a bit of practice?
Tom


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PostPosted: Mon Dec 07, 2015 7:24 am 
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Stencils is certainly something you can do yourself :)

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PostPosted: Sun Jan 03, 2016 1:47 pm 
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I sent you a PM on the subject :) Since I did the stencils for Steves T-41B pop2

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