Make yourself useful and do something productive. If the seasons have changed and suddenly you’ve got a pinhole problem, surface humidity may be to blame. This results from the improper mixing of your hardener with the filler. That soon-to-be rusted chip on your car hood, door or trunk doesn’t mean the end. It’s very light. Pinholes are often caused by trapped air, trapped solvents and trapped moisture escaping from the film. Always correctly prepare the surface to leave it as smooth as possible. THE 4 BASIC TIPS FOR PREVENTING PIN-HOLES. You can also go with 800-grit. How to easily touch up chipped paint on your car. If you love this video, check out the LearnAutoBodyAndPaint VIP Program to get over 100 hours of training videos, e-reads and bonuses! If the application technique isn’t great, or simply if the coating is too thin, you’re going to get pinholes. It has a multi-tone color and it’s freaking awesome! The paint and undercoat will catch fire from the back while you weld the front, so get this operation out of the way. Question: The bottom of my 2009 Honda is pushed in but metal seems soft. For those who have joined the #BossPainter community, check out LearnAutoBodyAndPaint VIP Program now. Skip to content. The correct way to use it is to pour some on a rag, wipe a section, discard the rag, get new rag, pour prepsol on the rag, wipe new section, discard and so on, otherwise you are just spreading the contamination around. Stay calm everyone! If they are few and far between, the quickest way to fix pinholes in your floor pans is applying a sealer like POR-15. The quality build is amazing. Because overspray is the result of incorrect spray technique or improper adjustment of spray equipment, it FDQ RFFXU LQ DQ\ FRDW IURP WKH SULPHU WR WKH ¿QDO WRS FRDW ,W PD\ EH FDXVHG E\ WKH VSUD\ JXQ EHLQJ KHOG WRR IDU DZD\ from the surface to be coated, being held at … Do what you need to do but take extra precautions! Get it as flat as possible then grind it down before you put some filler on it. That’s why, during the curing process, it’s common for gasses trapped inside the substrate to push out and escape through the surface of the part, creating pinholes. If you can’t eliminate the problem using the coating you have, it’s unlikely that changing the coating will help (because the conditions causing the pinholes will still be present.). This is the most well-known cause of pinholes. "Pinholes" is an important refinishing term. . Yoohoo! Pinholes can only be repaired successfully by thoroughly sanding the substrate or by filling the holes with body filler. For every 100 degrees that you raise the temperature of a part, gasses trapped inside the substrate will double in volume. You can find everything you need to know about pinholes here: Definition Causes HOW TO AVOID REPAIR Read now Tony grew up painting cars and bikes. How to remove paint chips. It fits well in your palm. Subscribe to stay in touch and come back often. Pinholes TRB0015. Usually pinholes are in filler. The Holiday Detector uses water and runs from 12 – 90 volts across the surface of the part to find pinholes. Solution:  Easy answer here – preheat the part to above dew point. Looks great but when I look up close to it, there are like pinholes on the surface. You must think I’m crazy for traveling at this time, but I just need to go and be with my wife and other kid, Ally. Pinholes have many causes, so it could be that after years of coating a part with the exact same process, suddenly you have a pinhole problem. These bare areas act the same as pinholes, and pinpoint rusting results. But, we’re back and I hope I didn’t lose you guys! This is how you can easily fix paint chips on your vehicle. So it is well worth the effort to completely fill the scratches and pinholes now. Any high-quality automotive primer will cover and hide the scratches. Hopefully, we won’t end up like Mad Max. Mustang Forums. It’s the #BossPainter Tony B. Richie. Go and check it out too! Below we show you the process for repairing rust pinholes and sealing the area up for a permanent repair. Solution: Easy answer here – preheat the part to above dew point. As i was starting my first coat of clear i forgot to put the paint filter on the spray gun and some small chunks fall in to the first coat. 1. Just had an experienced painter paint a car for me. Auto body and paint expert, Author and Instructor. It could have been something on your base coat or may have been caused by oil because it will also give some pinhole effect. This field is for validation purposes and should be left unchanged. . Just be careful not to cut-through to your base coat, especially if it’s metallic. Some coatings such as Xylan and other PTFE products are sensitive to humidity and may show pinholes when the temperature of the part is below dew point. The second is the thickness of the coating, h. Most people don't know that if you go thinner, a pinhole-free coating can suddenly be full of holes. Mustang Sound & Shine All. That’s kind of odd, unless they were caused by some chemical reaction. Debris in your paint. In this Tech-Bond repair video, we show you how to repair pinholes in metal. Sep 19, 2013 #1 Hey Folks, I've just picked up my '06 from the body shop - it was brutally egged and so the insurance company was nice enough to give her a new paint job. We hate pinholes. Spikely15 New Member. The only thing you can do is sand it down to get past the pinhole and re-clear it. Contamination is the number one cause of pinholes, and most of the time, it’s the air quality that you’ll want to pay attention to. … Question: I have a 3-year old European car with a ton of swirl marks. A environmentally controlled application room may be required. Adjust air pressure to properly atomize paints. What’s nice about this thing is the handle gets thicker towards the back for a better grip. They could go to the clear coat afterwards. Hi everyone Unfortunetly i am a begginer on auto painting. General Discussion. Once you’ve cut away the metal, cover the hole with a piece of wax paper and apply a mixture of fiberglass filler and hardener. The only thing that will be different is the cup size. If you want to put more clear coats on your car, but I’d recommend sanding it down with 1000-grit and putting two fresh coats of clear. Our industrial coating services help reduce cost, optimize supply chains, and improve conformance and quality. Ensure there are no cracks, cavities and other irregularities. Share and Subscribe to my channel. It’s crazy out there guys and I hope everyone is doing okay and safe. Cheers! Talk soon! How do I handle this? You can also go with 800-grit. Zoolaa will release it in about 2-3 months. You just need to panel beat it out. We are located in Stockton California.​. Auto Body Discussion Forum, Paint your own car! The finish is absolutely amazing. Remember this:  it’s extremely uncommon for a coating itself to cause pinholes. To fix rust holes on your car, you’ll need to get rid of all the rust first. . A solvent flash-off time that is too short and the use of incompatible solvents will also cause pinholes as will too great a film thickness. To correct these problems, try the following: Trap and drain moisture from the air lines periodically. This shop … (Be sure to read Defining Service Requirements & Environmental Factors for Coating Specificationfor more information.) 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