If you do not expect to paint the vehicle with top coat for an extended period of time then you should wait to sand the surface or spot prime any areas that you break through during sanding. ). Use a rotary buffer like one from 3M or Dewalt with compound on a wool or foam compounding pad to do the majority of the work. It says it can be top coated in 30-60 minutes but I have also heard that I should wait wait till the epoxy primer is fully cured before applying slick sand. Using a DA sander creates random circular scratches that are effectively finer than the same grit paper when used to block sand. Eastwood Epoxy Primers. In my experience the best blocks to use for this process are Durablocks. When you break through to the epoxy primer, stop. Even after taping everything up dust will always find a way to get into your paint work. Make sure to set the buffer speed slower and keep the pad as flat to the panel as possible to avoid swirl marks. It’s easiest to work on one small section at a time and do two or three passes with the buffer until you’ve removed all of the sanding scratches. Eastwood Fast Drying Epoxy Sandable Primer Sealer Black Activator Quarts. DA or sand the Ospho again, when dry or after a day or so, with 80 grit, wipe it clean with paint manufacturers recommended cleaner and degreaser and spray with 2 part epoxy. What compounds sealer wax to get a good shine thanks, I’d suggest using one of the Norton Liquid Ice paint buffing/cutting kits to finish out your paint job. The 80 grit scratches are obviously still visible. Working as both a primer and sealer, the Epoxy Fast Dry 2.1 by Speedokote will make your priming job easier, faster, and cheaper. When prepping 2K Urethane Primer it’s very similar to prepping polyester primer for paint except that you’ll skip the rougher grit steps. JP202 is a two-component, catalyzed urethane primer surfacer designed to deliver high film build, fast dry and easy sanding with good holdout and durability. After that 7 days you need to scuff that epoxy before appling any more product. I am having paint adhesion problems on car parts (leaf springs, differential, brackets, etc. Be aware that epoxy primer can begin to gel after only 90 minutes in a 70 degree environment. Features the superior durability of a catalyzed system, but without isocyanates, lead or chromate. 2 coats of Kirker Epoxy 2. First you’ll need to knock down the dirt and any runs or sags. Check them out here: http://search.eastwood.com/search?w=norton%20liquid%20ice, […] Source: Prep, Prime and Paint your ride the Eastwood Way | Eastwood Blog […], On those scratches…your trying to transition too much…..180 DA then 320. Features the superior durability of a catalyzed system, but without isocyanates, lead or chromate. Of course, there would be the appropriate amount of block sanding between spray layers. Then you can apply more epoxy primer over top and repeat as needed. To get rid of those straight scratches you should DA sand with 400 grit. I have purchased a gallon of Eastwood Epoxy Primer. If you are using a conventional gravity gun to coat your primer, make sure the fluid tip is between 1.4 and 1.6 mm and the spray pressure is between 45 and 55 psi. Let it dry completely. They’re rigid enough to not bend when you’re trying to block a flat surface but they have some ‘give’ to them so that If you don’t have access to a DA (dual action) sander and you’ll be finishing your project with straight sanding scratches you’ll need to use a higher grit so that your color covers them better. It’s important to be patient with this step. I typically strip to bare metal and sand or sand blast. Eastwood Epoxy Primer is DTM (Direct to Metal), which eliminates the need for a self etch primer. 6 offers from CDN$62.49. It is a non-isocyanate formula. Move on to polishing after you’ve made two or three passes with the compound. Sanded my 1969 Chevelle and got her in Eastwood Epoxy Primer Hit a major benchmark on the restoration! JP209 Polyester Primer Primary use: high build and sandability. For the polishing steps you’ll use a clean foam polishing pad and machine polish. But most people will coat the epoxy with a urethane primer ( 2K ) and do the final blocking with that. But most people will coat the epoxy with a urethane primer ( 2K ) and do the final blocking with that. Two coats epoxy and two coats of chassis paint. for easy mixing). That way, your equipment will be ready to use the next time you need to apply an epoxy primer. Most recipes give a recommendation but how much you use is up to you, it’s all personal preference. If a normal primer is used the paint has a chance of peeling or flaking later on. No orange peel, no problems with gassing off too slow or too fast. To learn more about epoxy primer and for more DIY car tutorials, be sure to visit Eastwood.com. If you are happy with the the primer … If your spray gun is spraying unevenly, it needs to be properly cleaned. It is a non-isocyanate formula. 3 Coats of Slick Sand - Blocked out with 80 Grit 3. I have nothing but good things to say about the product but that is not based on a ton of experience. Summit Racing® epoxy primer is a user-friendly 2-component primer, free of lead chromate and isocyanates. The Basics of Painting A Car From Home! Epoxy primer may be topcoated after approximately 30 minutes (wait 45-60 minutes after applying more than two coats), or up to about five days. So I do final blocking with it as well. Most not all epoxy primers have a recoat time of 7 days. Another option is to use Ospho (phosphoric acid) to "convert" the rust and then apply a moisture cured urethane such as Mastercoat Master Series Silver. Epoxy Primer is a NON-SANDING Primer! A DA sander is a very important tool to use in the prepping process because it allows you to create a surface that is rough enough to allow for proper mechanical adhesion yet hide those sanding scratches in a way that they won’t be able to be seen through the paint when you’re all finished. Wet sanding epoxy primer is usually the best way to prep it because epoxy has a tendency to clog paper when sanded dry. Epoxy primer serves a wide range of automotive needs, providing quality resistance to corrosion, fast build, exceptional color holdout and strong adhesion to bare metal substrates. Prep for paint can seem tricky at first but it’s not tough once you’ve got the proper steps down. "The … So you don't need metal etching primer. 2k Urethane Primer would be the next step from here. Be sure to avoid cutting into the paint with the edges, just gently scrape away layers of the built up clear coat. Urethane Primer does not require a Sealer for extended storage times. This system provides excellent adhesion and corrosion resistance, dries quickly, and maintains good color holdout. January 13, 2015 by admin Leave a Comment . People use epoxy and other primers in different ways. Eastwood’s direct-to-metal Epoxy Primer suits a variety of needs, providing exceptional resistance to corrosion, fast build, superb color holdout and unsurpassed adhesion to bare metal substrates. This 2-part system is a must-have for any restoration project. 2.1 VOC DTM Epoxy Primer . The Correct Name Should be "EPOXY SEALER", because that's all it is! That means that you’ll use three parts color, one part activator and then add reducer to equal 15% of the total volume of the first two components. Make sure to evenly spray each coat completely across the bare metal surface. Check the tech sheets for dry time, really depends on temp and how long it's been applied. You would sand the same way as 2K Urethane Primer—400 to 600 grit wet. If everything looks good, I will go over all of the area where paint will be applied with 400 to 600 grit sandpaper. 2 part epoxy is BAD, B A D, stuff so have a professional spray it for you or buy an air supplied respirator. Now mix and apply Epoxy Primer directly on to the bare aluminum. You could add another finer grit like 600 but in my experience 400 has proven itself to be fine enough to paint over with most materials. Blast or wire brush your welds real good.blow off dust and then down... Mixing your paint is mixed you ’ ve done your sanding and buffing, no matter how bad they.! Abrading it 'm doing a final sanding with 400 or 600 wet to breathe in and we all understand benefits. System provides excellent adhesion and corrosion resistance, dries quickly, and relatively coarse paper. 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