Epoxy works pretty good over Acid etch as the epoxy does not tend to melt the etch like, say a 2k primer would, only issue will be is the etch is the weakest link but normally OK, if done this way. Phosphate washes are designed to clean and etch the metal in preparation for primer. Custom Shop Premium Self Etching Acid Etch Primer, 1 Quart - Ready to Spray Paint, Excellent Adhesion to Bare Metal, Steel, Aluminum, Fiberglass - Use on Automotive Car … What’s stopping anyone from just applying his or her paint without primer? Once applied and dried (couple of hours) Use a 3m Scotch Brite pad to knock down any nibs and then shoot the Bare metal primer over the entire Prepped(Acetone wipe down) surface. Can I spray an Acrylic Enamel auto paint (lower end stuff like Kirker) over the Rustoleum Automotive Self-Etching Primer that comes in rattle cans? Once applied and dried (couple of hours) Use a 3m Scotch Brite pad to knock down any nibs and then shoot the Bare metal primer over the entire Prepped(Acetone wipe down) surface. You can apply your high build primer or body filler over the self-etching primer but be careful it is not a finished product by it self. Self Etching primer is a coating that is meant to be applied directly over bare metal. Regular primer can be an adhesion-promotin… My question: If I apply a zinc phosphate coating on my bare metal (such as After Blast by Eastwood), can I still use a self-etching primer over top of it? Hope this helps, Mark Typically the next step is apply a primer surfacer, 2-3 coats then block sand with 320-grit. Self-Etching Primer Dupli-Color® Self-Etching Primer etches and primes bare metal in one step, making it ideal to use as the first step in all automotive priming projects and for use on spot repairs. Epoxy works pretty good over Acid etch as the epoxy does not tend to melt the etch like, say a 2k primer would, only issue will be is the etch is the weakest link but normally OK, if done this way. At its core, primer is a type of paint. another good choice would be to spray it with a two-part epoxy primer. The self-etching primer is usually gray or olive drab gray but the color is just there to show you where you’ve put it on and it is very thin and one thin coat is enough. So it’s important that you get all of the scaly rust off. Primer Self Etching Beige for Bare Metal Aluminium Plastic 4.8 out of 5 stars (12) Total ratings 12, £8.39 New Go to next slide - Best selling All Auction Buy it now Sort: Best Match Best Match Price + … I know it's a little over kill but I love my Road Runner and she deserves it. In this video, learn how to customize your own classic car! My general rule of thumb is, If the area to be primed is over a couple feet square, I prefer to mix up some epoxy primer for bare metal. Hi Mark. into google because i had seen it being sold by a couple of on-line retailers and wanted to know more about it - this really helped - thank you! Let’s start at the beginning. It’s also important to remember that no primer is meant to be a top coat and they lack any real UV resistance. Self-etching primers can be used on anything from steel or stainless steel, to aluminum, fiberglass or plastic. Self-etching primer is especially effective on diecast, which ordinary paints and primers sometimes have trouble sticking to. The control bolt will then set the height of fender to height of door…, Craig Hopkins demonstrates how to sand a car fender using a small, tight orbit DA with a cushion pad. Can we go ahead and start adding are first coat or will we need som other type of regular primer ? Is the self etching primer something I can spray on to protect it from rust and leave it until I’m finally ready down the road to apply the high build primer? If your diecast has a lot of fine detail, the self-etching primer will get into the areas that you can’t sand and stick anyway, and … Just sanded an old exhaust bracket down to bare metal and was wondering what the best thing to use was since it will be on the bottom of the car. This comment has been removed by the author. A note about self-etching primer and aluminum. Thanx, I have a '97 Hyundai, I think it has aluminium panels. Just make sure you shoot the first coat of epoxy with NO reducer, just 1:1 with activator. .DESCRIPTION AND USES. The self-etching primer is usually gray or olive drab gray but the color is just there to show you where you’ve put it on and it is very thin and one thin coat is enough. We’d love to have you be a part of our community. Tonight I made my first attempt at spraying Self Etching primer (Nason 491-17) to my hood. This helps remove sanding scratches and small surface defects. I have searched the forum and not found an answer, so - Can I spray an Acrylic Enamel auto paint (lower end stuff like Kirker) over the Rustoleum Automotive Self-Etching Primer that comes in rattle cans? another good choice would be to spray it with a two-part epoxy primer. My email address is ddesoto103@aol.com Thank You. Thanks Jim. Aluminum is especially difficult to paint. Is this true, the primer is no good if used from a spray can? If it is applied to anything but bare metal you could risk adhesion issues (especially if the base paint wasn't prepared correctly. Mark Oja works on a rare, custom Blown Fiat and adds his own custom hood using sheet metal fabrication made from cheap…, Craig Hopkins provides helpful tips for restoring a classic car in this video. I generally plan to be ready to pick up the car from the blaster the moment it is done and am ready to throw it into primer. Especially bare metal that has been exposed to the elements for more than a day or so. Problem metals like aluminium copper and galvanized benefit from self etching primer. Putting more of the primer won’t make it work better. Whether you’re sanding, sand blasting or chemical striping to get rid of the paint and getting down to the metal the first thing you need to apply to the steel is self etching primer. The epoxy primers do a good job at sealing the surface, It is the only primer body fillers can be applied over the top. Self-etching primer is ideal for painting metal and creates the foundation needed to bond with the paint. Find Metalshield 300g Etch Primer Spray Paint Light Grey at Bunnings Warehouse. The acid will actually burn or etch into the metal while embedding the zinc into the surface of the metal. Any rust on metal parts must be removed first either by sanding, media blasting or brushing off with metal brushes. Do not use near open flame. Self-etching primer will get in there and bite into metal for you. https://go.ClassicCarRestorationClub.com/C15970, what grade sandpaper is needed to sand paint that’s already on the car for repainting once the sanding has been done do the car have to be primed before painting. I look forward to your videos every week and always seem to learn something new. We are convinced you will enjoy the benefits of becoming a member and having access to the best instructional how to videos and professional tips. Self-etching primers have to have another primer ove… Creative Commons Attribution-ShareAlike 2.5 License. I must admit it is not real pretty, but from all Ive read it is not that important that the SE primer be very thick. Now after spending 175 on a two part metal lock, I am left with the task of stripping my whole engine compartment back down. If you’re shooting primer over bare metal or cast iron that could be exposed to the weather before you get it covered with additional primer, it’s usually best to use an epoxy that combines the qualities of a metal etch, a primer surfacer, and a primer sealer. I was hoping to get away from blasting the frame so I dont have to remove the entire steering/A-arm assemblies and rear axle assembly with 3 arms. Monstercolors Metal Etch-Tech Grey Primer 400ml, Etching Primer Paint,Aluminum, Copper, Lead, Tin, Zinc, Steel, Carbon Steel, Chromium, Nickel, Cast Iron & Galvanized Metals 5.0 out of 5 … This will stop corrosion expansion until the area once again gets exposed to moisture and air. Yes you can. Mark, I’ve got some bare metal panels that I’ve been working on but won’t actually get to base coat painting for quite some time (probably months or up to a year). Primer 1 FT302 Reducer PHYSICAL DATA FP301 at 1 to 1 with FT302 is 5.83 pounds per gallon. Etch Primer can be tricky. This special primer will grip to the metal and prepare you for regular primer and paint. I have another project of replacing the rockers on a car and I need to get paint on the inside of the panels to prevent rust.Thanks again for the info,Arden. Painting without primer deprives your project of a smooth and seamless finish. I think I'd go self-etching primer, then spray can enamel then undercoating in a can.The enamel, and I'd use gloss is going to give you more protection than just the undercoating.And like you said she deserves it.Jim, Does any body make a clear self-etching primer? Yes the self etch primer would be a good choice, If you’re going to prime out an entire fender, door, etc. You can apply it over paint or bondo but it is only effective on bare metal. Rust-Oleum®Self Etching Primer is designed to prepare bare metal, aluminum and fiberglass surfaces to promote maximum adhesion and smoothness of the topcoat finish. I was told that because I used spray cans, the primer was no good. If you do choose to use them I would next apply an epoxy primer as opposed to a self etch primer. Dry time is about an hour.Jim, Hi I am messing around with a car I have as a daily driver ( a 81 caprice) its still a very nice car for its age, has rust starting. For large area coverage I generally use PPG DP 90 epoxy primer after I condition the metal using a 3M rust & paint removing disk and wash the surface with PPG Acri-Clean. Thank you for your patience while I got the response from the expert, Here it is: Generally we use 320 or 400 grit to prep old paint for repaint. Your self etch primer should be just a really light piss coat, you don't want a thick coat, it could cause your top coats to crack over time. Primer I use on bare metal, or an epoxy primer to seal up the with... And bite into metal for you to add customized exterior to your car! 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