Igor_U Posted February 17, 2023 Report Posted February 17, 2023 I would like to touchup few spots on the paint, including rivets R&R for the elevator eeight replacement. I have 15 years old touchup paint in cans received as leftovers after my paintjob and would probably need the thinner. White paint is Acry-glow and silver and black are Imron. What could I use as common thinner to touch up these areas with brush? I understand I could get the dedicated thinner however I need a very small amount to apply with touch-up fine brush. Thank you. Quote
Pinecone Posted February 17, 2023 Report Posted February 17, 2023 You also need catalyst. These are two part paints. And I would check that the 15 year old paint is even a liquid at this point. You can buy fairly small cans of catalyst and thinner. As long as the thinner does not evaporate, it lasts many years. The catalyst, once opened, has limited shelf life. For thinning paint, I use the thinner recommended by the manufacturer. It is the only way to ensure compatibility. For cleaning your equipment you can use acetone, MEK, or generic lacquer thinner. Quote
N201MKTurbo Posted February 17, 2023 Report Posted February 17, 2023 It would be polyurethane thinner, but go to an auto paint supplier and they will know what to use. Quote
PT20J Posted February 17, 2023 Report Posted February 17, 2023 +1 on going to a auto paint store. The stuff you want is called reducer. As stated above, polyurethanes are 2K (two component) systems that should be mixed with a catalyst. They will work without the catalyst, but they take longer to dry and don't have nearly the durability as when catalyzed. Once mixed with a catalyst the paint has to be used right away. Quote
Igor_U Posted February 17, 2023 Author Report Posted February 17, 2023 Thank you all for the response. Just to be clear: these are leftovers after the paint job so I do expect it's fully mixed with catalyst. I could be wrong... And believe it or not, it is still liquid and sloshing when I shake the cans. Quote
PT20J Posted February 18, 2023 Report Posted February 18, 2023 2 hours ago, Igor_U said: Thank you all for the response. Just to be clear: these are leftovers after the paint job so I do expect it's fully mixed with catalyst. I could be wrong... And believe it or not, it is still liquid and sloshing when I shake the cans. Normally, the paint shop will mix the paint with catalyst and reduce it to the proper viscosity for conditions immediately before spraying. If that paint had been mixed with catalyst, it would be a solid by now. 1 Quote
Pinecone Posted February 18, 2023 Report Posted February 18, 2023 2 hours ago, Igor_U said: Thank you all for the response. Just to be clear: these are leftovers after the paint job so I do expect it's fully mixed with catalyst. I could be wrong... And believe it or not, it is still liquid and sloshing when I shake the cans. Nope. Once catalyzed, it cross links and turns solid in a few hours or a day at most. 2 Quote
glbtrottr Posted February 18, 2023 Report Posted February 18, 2023 There are several generations of Imron. 5000, 6000, the current single stage af400, 3500, 700…If the pains has been mixed with hardener it would be solid as a rock and dry as a witches tit.If you need some black Imron PM me - I’m in SoCal. Sent from my iPhone using Tapatalk 1 Quote
RLCarter Posted February 18, 2023 Report Posted February 18, 2023 2 hours ago, glbtrottr said: …………it would be solid as a rock and dry as a witches tit…………. Damn, that’s pretty dry… Quote
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