Epoxy primer on bare metal. 5) think about cost and availability.

Epoxy primer on bare metal Have you ever noticed how much heat boby filler generates? I believe to put body filler over bare metal, this heat causes condensation possibly compromising the repair. Typically, no more than quarter size bare spots. Since it relies on forming a mechanical bond with the metal, you have to manually create the bite it needs by sanding the entire surface of the body with 80 to 180-grit Aug 24, 2011 · If prepping bare metal, P80 grit paper on a DA sander works great. Jul 6, 2010 · Many urethane primers will state that (paraphrasing) they aren't direct to metal and shouldn't be used on large areas of bare metal. Sep 3, 2022 · I use PPG DP90 over bare metal and then body filler. Works for me. It is no longer recommended to use an etch primer under an epoxy primer because residual acid from the etch primer can interfere with the curing process of the epoxy, potentially leading to extended dry times, blistering, and adhesion failure. Apparently the epoxy paint and phosphoric acid left on the metal surface by the metal prep liquid don't make the perfect bond between paint and metal. So, an example of application process when using epoxy primer to bare metal could be: 1) Heavily sand with orbital sander using 80g sandpaper and apply paint prep solvent to clean 2) Apply epoxy primer 3) Perform bodywork including body filler. 😎 Primer Sealer Ideas – Sand Paper Grits and Paint Mixing Advice Nov 29, 2012 · The spec sheets for epoxy primer state that body filler can be applied over the primer and it will hold. 2. On the bottom floor boards and such I just use my 4 1/2 sander grinder and get all the high spots I can and then use a Roloc to work out the small spots as needed. As the name implies, epoxy primer gives you excellent adhesion, similar to applying epoxy glue while also sealing the bare metal from environmental elements. Blending Automotive Paint Correctly: Auto Body Q&A 🚗. Nov 14, 2015 · 1. The epoxy primer needs to "vent" solvents prior to spraying the primer surfacer. May 15, 2014 · First, if you are using epoxy primer on bare metal surfaces, it is important that all existing paint and corrosion are properly blasted or stripped off. Our Ultimate OptiFlow Roll-On Epoxy and Urethane Primer Kit is one of four different packages we sell that include rollers, sanding blocks, plastic trays and other essentials. Apr 21, 2011 · This is just one more thought. Jul 4, 2023 · Epoxy Epoxy primers are the industry standard for covering bare metal and is therefore referred to as a ‘direct-to-metal’ or DTM primer. * Is 180 grit sanded surface of for adhesion? Dec 17, 2013 · Epoxy Primer. The OptiFlow Roll-On Epoxy Primer Kit is ideal for bare metal applications while the sandable urethane primer helps you get the panel smooth before painting. Over Bare, Clean Metal — Epoxy primers are amazing at sealing up bare metal and not allowing moisture or corrosion to creep in. 1. These tools For best results, we recommend using epoxy primer on bare metal surfaces because of its durability and adhesion qualities; however, if you want to use a different type of primer, follow the manufacturer’s recommendations. Epoxy primers typically have a degree of filling and leveling capacities that help smooth out surface imperfections like dings, scratches, or light sanding marks. OneChoice SX1071 and SXA1031 etch primers - chromate-free, these etch primers are fast drying and provide excellent adhesion and corrosion resistance. If you are not using epoxy primer, the filler should be applied to bare metal. Mar 10, 2016 · Here are six instances of when to use epoxy primer for great results. Jul 31, 2006 · Spi recommends the 80/100 grit for their epoxy and I can tell you that SPI epoxy fills those scratches just fine. The primers include DTM primer , Urethane primer surfacer , high bu Dec 22, 2016 · Old days you would never use poly primer on bare metal. Apr 1, 2019 · BLACK EPOXY PRIMER: The Eastwood Epoxy Primer and sealant, mixes 1:1 with Epoxy Primers 50243ZP. Oct 26, 2016 · Epoxy primer also takes longer to finally cure. Oct 19, 2024 · This kit includes 2 quarts of epoxy primer and 2 quarts of hardener, allowing for a precise 1:1 mix without any induction time. Check this out with PPG or Dupont and they should confirm this. Simply put, epoxy is the best primer for bare metal, making it excellent for newly fabricated metal parts or ones that have been fully stripped. Me I don't plan to use any poly over bare metal Oct 8, 2020 · Looking for a good epoxy primer to spray on the bare metal once I strip the paint. Perfect as a sealer for a wide range of materials steel, fiberglass, car body filler, aluminium and much more. 5) think about cost and availability. I have some questions. Especially effective for metal rust corrosion prevention, increasing the lifetime quality of your paintwork. When applying filler over epoxy primer, you must scuff the shine off the primer with a grey scuff pad or the filler will not hold. So, epoxy primer first, primer surfacer over that. . Aug 13, 2014 · Sand/blast to clean bare metal, wax/grease remover (solvent based on bare steel), tack rag and epoxy. Apr 1, 2025 · Epoxy primers stand out as the ultimate choice for priming your vehicle before painting, and here's why. Epoxy primer seals out the oxygen from the metal along with moisture, chemicals and UV rays. I want epoxy primer but I dont want to spend an arm and a leg. Oct 31, 2021 · in this video I explain the different purposes for most primers out there in the market. I never do body filler over bare metal; always over DP90 epoxy primer, then prime again. Problem with body filler over bare metal is trapping moisture and/or rust starting before you can get epoxy applied. You would do this for two reasons: Since they are waterproof, they protect the sheet metal. There are cases where primer surfacer has peeled from bare metal. Jan 31, 2024 · Epoxy is a superior primer for bare metal, whether newly fabricated or something that’s had its previous finish stripped. You would be wise to apply epoxy primer to bare metal (once the old paint and any rust has been removed) before you would apply any other product. You should be able to spray 2-3 good wet coats of primer, and get tonnes of protection out of it. Polyester Filler Primer Spraying DRY! WHY? 😳. This is an area where many make the mistake of applying a primer surfacer (high build, sandable primer) directly to bare metal. This is only a personal theory of mine. I understand the Dupont epoxy sealer is designed to apply directly on the bare metal. I've got the option of upols acid etch but I've read it doesn't make a lasting barrier. Epoxy primers offer excellent adhesion to metal and serve as a perfect base for additional undercoat May 20, 2020 · Can You Spray Directly Over Evercoat Featherfill G2 Polyester Primer? 👈. Blow off the panel and wipe it down (as outlined above) before priming. Their unparalleled adhesion ensures a strong bond to a variety of surfaces, whether it's bare metal or fiberglass, providing a sturdy foundation that prevents future peeling or flaking. Let it dry completely. Mixed Surfaces – Some primers and coatings need the entire surface to Mar 31, 2024 · Etch primer and epoxy primer serve different purposes when it comes to bare metal surfaces. Dupont Starblast seems to be Feb 22, 2014 · Putting this off cause I'm still not confident in how to prime the bare metal. OneChoice SX5xx metal treatments - designed to clean, condition and strengthen the corrosion resistance and adhesion of metal substrates. To prepare a bare metal surface for this primer, clean and degrease the surface with Eastwood Pre Painting Prep which is also available in a 50 State Compliant version called Pre Green Paint Prep . The application of epoxy by roller is a good idea if you're not set up for spraying while doing panel by panel. Sep 20, 2024 · Epoxy is much more effective at adhering to bare metal and providing protection than 1K Etch and you won't have the problem, as Doright pointed out, of rub throughs into the etching primer. Then I don't want it to ever come back. 🤔 Can You 2k Filler Primer Over Small Bare Metal Spots. What is your process for cleaning the metal before you spray it as well? 56 210 2 dr sedan Sep 6, 2019 · Two-part epoxy primers go one step further by including zinc phosphate, which increases its corrosion-inhibiting properties. G2 and Slick Sand are not recommended over bare metal. I have rust. Epoxy should be sanded lightly after drying for 24 hours. Sometimes you will need to do a bit of sandblasting to get into the final small areas. The epoxy primer will break down and fade over time, but not enough to be concerned. Evercoat rep was at our shop recently and he was touting the advantages of the 4:1 poly's which are "supposed" to eliminate the need for epoxy. Then you can apply 2 coats of epoxy primer, followed by 2-3 coats of high build primer. In this Jan 3, 2009 · Research of information from various professional sources concludes NOT to use metal prep on bare steel underneath epoxy primers. Must be topcoated with an epoxy. Apr 14, 2005 · Applying epoxy primer on bare metal? I have been sanding a fender with 80 grit and then going back over with 180 on an orbital to get rid of the grinding swirls. That I have to strip down to the bare metal to get rid of entirely. Whether to use epoxy primer/sealer or an etch primer is a whole 'nuther discussion. I will be spraying a Nason Epoxy primer over the bare metal but I need to know what to clean the metal with before spraying???-Is paint thinner the best or mineral spirits? I heard mineral spirits mite leave a residue that needs to be wiped off? Jun 11, 2013 · Bare metal must have epoxy primer, self etching primer, or DTM Direct to metal primer. It's compatible with bare metal, fiberglass, and even sanded OEM finishes, making it versatile for automotive and industrial use. I love how quickly I can apply a topcoat or basecoat—just 30 minutes after application. It is composed of two components – the primer base and a chemical activator – that must be mixed prior to use. Sep 26, 2009 · Hello, this is my first time stripping an entire car down to bare metal and starting from scratch. Primer surfacer should not be applied directly to bare metal. Aug 13, 2019 · If your bare metal body is going to need some work or you’re going for a flawless finish, then you’re better off using epoxy primer because it gives you a layer that can be sanded and filled as needed. I don't know if I believe that or not. Mar 5, 2025 · To summarize, when looking for the best epoxy primer for bare metal, you should consider the following key points: 1) choose a primer specifically designed for bare metal, 2) consider the type of metal you're working with, 3) look for good adhesion and sandability, 4) consider drying time and pot life, and. onclx znayz lyh pof yho jyslh uclfg hkir ispzrb cdcejx jgzi vmkx tczdyn kpthnhg kfll