And if we did decide to remove all the way down, what would be the best way to do it? So those are the most popular methods of removing paint and getting down to bare metal. Gibbs Brand, however, produces a penetrating oil that is known to be one of the most popular products for bare metal hot rods, and it applies easily with a paper towel. I’ve been wanting to repaint my old truck for ages now, but I haven’t gotten up the courage to do it yet. There is some debate as to whether you need to remove this primer sealer prior to painting or if you can paint right over it. Take care to IMMEDIATELY prime over bare metal spots so you dont get rust through your new paint. Wait 30 minutes or so and start scraping it off (Matt cheated and applied the stripper before the cameras started rolling so it would be ready now). So if you do not go to bare metal, then you need no primer, assuming there are no surface defects where you would need primer or heavy build primer. It’s available in a similar form to the flap disc glued to a fiberglass backing for use with an angle grinder, but for big jobs, it’s much easier to use the Eastwood hook and loop version. Sign up now to receive exclusive email deals, industry news, and new product releases.*. Would have liked to have seen some information on how to strip and redo plastic bumpers. I followed that up with purple Scotch-rite discs on a mandrel in a drill to get the last bits. All blocked and ready for paint.However, that is where they stopped and car sat for years. Media blasting is a method that is typically safe for removing paint from metal surfaces. Flap Discs All rights reserved. It should be used as the first coat on bare metal, whether it's new metal construction or metal that has been stripped of paint and other primers. If you don’t want to spend the money and make the commitment to a big set up like this, Eastwood also offers a Small Blast Kit that is very affordable and great for doing just the problem areas of the body panels. Here is before. Paint … One like George Amorim of J&B Bodyworks up in Mount Vernon, New York. There are quick, simple ways to remove a car's paint, but if you want your new finish to be as close to perfect as possible, you'll need an expert. To make it even more effective, especially if dealing with modern clear coat, use the DA sander to scratch through the surface first, then apply the stripper. These bristles are very tough and come attached to a disc that screws onto a common 4.5- inch angle grinder. Finally, the last and best method for stripping car paint – and the most expensive to get set up to do – is media blasting. Knowing how to strip car paint is essential if you want to completely remove every old layer without damaging the metal beneath. The discs are available in 80- grit and 320- grit and are easy to change. Then it’s just a matter of brushing it on . The advantages over doing it by hand are obvious, but it’s not the best way to remove paint from a whole car. Spread it on your car and let it sit. Remove the polyethylene, scrape, and then use steel wool to get into the crevices. Eastwood offers big, pressurized media blast tanks that are great for doing entire cars, or blasting a frame and chassis if you are doing a frame- off restoration. There are a couple spots showing issues as well as a couple rings. Once the paint is off the car, Amorim sands everything down to give it a nice, even surface, making small repairs where needed. Cutting can be carried outdone as a prep step before you apply paint or afterwards to blend the new paint into the old. This is the best sander for auto paint removal that we’ve found. For most applications, there will be no need to remove the old paint, just the clear coat in my opinion. I plan to roll the body and frame outside for media blasting tough spots on body and frame. As you can see, it’s a little more aggressive than the red stripping pad, but not as much as the hook and loop cleaning pad. You could use mechanical means to strip the rest down to the metal, or apply the stripper again, and you should have a totally clean bare metal surface. If you won't be doing any bodywork for a few days, then you want to spray any bare metal with an epoxy (or etching) primer. The flap disc is especially dangerous around edges and body lines as they can grind right through the metal. How about sanding with a da in the shop? The woven material of these discs is great because it doesn’t come apart when you are using it and fling pieces everywhere. Just apply it to the panel with a paintbrush, let it wrinkle the finish and scrape it off with a paint scraper. If you are creating a show car and really want to start from scratch, go to bare metal. Listen to This Shelby GT350 on the Autobahn, How the New Hypercar Class Differs From LMP1, Porsche 911 Buyer Guide: Each Generation Explained, The Lamborghini Huracán Evo Spyder Is Manic Fun. The problem is it’s usually too aggressive. I tried a disc in a very small area, bad idea. Step 2: Filling the scratch or chip When dealing with a deep scratch we can assume that the scratch has gone through the clear coat, paint, and primer to expose bare metal. These bristle discs are very durable too and last a long time, so they are great for big jobs like a whole car. If you don't stop the rust early, it can spread underneath the surrounding paint and cause substantial damage in a short period of time. Remove the clear coat completely to ensure the best adhesion of your new paint, use 400 grit if you just want to de-gloss, but if you want to remove to bare metal something more aggressive like 100 or 80 grit works good. Besides the normal dangers when you are grinding and sanding, working on old cars can expose you to lead paint and body solder as well as rust and tetanus. Obviously it could have used a few more minutes. Usually we sandblast only rusty areas then wipe down with metal prep. Right by Matt’s elbow, you can see several sizes of the Eastwood Gel Chemical Paint and Powder Remover. ... primer or bare bodywork. Wipe the area and about an inch all round it with a cloth moistened with white spirit, to remove any way. These little discs are very similar to the hook and look stripping discs, only they mount differently and they are more flexible for sanding irregular surfaces. Understand that when sanding bubbles in the paint, many times the rust under it will have perforated the metal, and will show up as small pin holes in the metal. Spray the surface with DTM primer. This content is imported from YouTube. I’ve tried pretty much every system over the year, and this was the fastest, least hazardous, least damaging and least expensive approach to heavy paint layers. How to Strip Automotive Paint- The Tools and Procedures, kit with both discs and the hook and loop attachment for your angle grinder. The coating will protect it for a good long time, and can easily be wiped off with PRE™ painting prep with just a rag before painting. I don’t think sanding or chemicals are a good choice. Before you figure out how to strip the paint on your car to bare metal, you should should first ask the question, should I strip all of the paint off. We hope this guide to automotive paint removal tools and techniques will be helpful to DIYers who want to repaint a project car or daily commuter. It’s basically a flat disc with little pieces of sand paper glued to it in an overlapping pattern. I think the only solution is abrasive blasting but will be messy. Remove small rust spots and paint chips to keep your car … Eastwood Fast Etch not only helps eat away minor surface rust and prep the bare metal for paint, it also leaves a protective phosphoric coating. As you can see, in the same 30 seconds the DA s ander was able to take off all the black paint, and in the one spot Matt focused on, three other layers to expose the base metal. It will eat into the metal, then react to create that phosphoric protective coating. Is a good dual cartridge respirator adequate? They are available in 2- and 3- inch sizes and are commonly referred to as “cookies.”. Next up is the Eastwood Cleaning Disc, which is like a super heavy- duty version of the green scrubby you use to clean pots and pans when washing the dishes. Media blasting sprays various small particles like ground glass, aluminum oxide, silicon carbide and walnut shells at the panel with high- pressure air. There are also places with tanks of stripper so large a whole car can be submerged to eat away the paint and rust, but there is no way you are going to do something like that at home. Roloc Quick Change Surface Conditioning Discs. Your demonstration was very good. On a car with multiple layers of paint, chemical stripper will remove one layer at a time. I’ve heard that the material that comes off when sanding or media blasting is hazardous. The key is one panel at a time. ... Aircraft paint remover is the best way to get down to the metal without distorting. For multiple paint layers or if you aren't sure if the car has been painted before, use a chemical stripper. I started doing research a little bit ago to see if I really could do it myself or if I needed a professional, and while it seems fairly straightforward if you have the equipment, I’m still unsure if trying it myself. Once you are down to bare metal, you need to make sure you protect it so it doesn’t rust immediately. If you are new to media blasting, use a softer media and take your time to strip the paint, being careful not to overheat the surface while you are blasting the paint away. Be sure to choose the right one for the job – if you’re unsure, just ask in store. These can be natural or synthetic products. Of course, if you don’t want to do it all yourself, you can always send the whole bodYout to be media blasted by a professional. This will work wonders if you want to sort out a bulging spot on a plastic or metal surface such as a car bumper. A pair of sturdy leather gloves gives you something else to cut or burn before you get to your actual skin. What precautions are recommended? There are different types of compound, each with a different cutting power. When restoring a car it may be difficult to get the metal clean so we decided to share our top ways to clean metal for paint. In order to have a perfect paint job, you have to start with a perfect surface. One of the best ways to make your old car look factory-fresh is to have it stripped down to bare metal and repainted. However, it will often cost much more to send the vehicle out to a shop for paint stripping. You may be able to find more information about this and similar content at piano.io, How and Why to Change Manual Transmission Fluid, How to Protect Your Car From Rusting Over Winter, How to Change Spark Plugs: A Definitive Guide, A Step-by-Step Video on How to Change Your Oil, 22 of the Most Luxurious Cars You Can Buy, Watch Larry Kosilla Deep-Clean My Disgusting Jeep, 27 Most Fun Used Cars You Can Buy for Under $5000. Metal prep leaves a residue that will keep off rust for a time if the car is indoors and dry. Work on small sections at a time, applying the stripper over and over until the body is bare. Also because these are so small, they are great for getting in tight areas like window frames and such. One of the best ways to make your old car look factory-fresh is to have it stripped down to bare metal and repainted. Matt took an extra hood from a Chevrolet Monte Carlo that was a perfect example of this and used it to show the various mechanical, chemical and abrasive methods that Eastwood offers to take off old paints and primers. One of the big, time consuming jobs on any project vehicle (unless you are building one from scratch with raw sheet metal ) is stripping off years of old paint, primer and anything else on the body panels. Spray a second coat of primer. Also cooked out old bondo pretty fast. Is it safe for the panel? This content is created and maintained by a third party, and imported onto this page to help users provide their email addresses. And this is after. Detailing clay works by gliding along the paint and grabbing anything that is on the surface of the car. Apply some metal conditioner evenly on the surface. Media blasting sprays various small particles like ground glass, aluminum oxide, silicon carbide and walnut shells at the panel with high- pressure air. Guys often wonder about stripping paint off with chemicals. The first step in painting metal is to thoroughly clean it. Is this the correct strategy. The flexible nature of the disc and backing pad make them much less dangerous to edges and body line too, and they don’t gouge if you push too hard. There is no way you are getting a cleaning disc or wheel in there, which means you could be there for hours with a piece of sandpaper stripping the paint by hand. There are as many different ways to strip paint as there are types of paint to apply. Scrape away all the loose paint and rub down the rusty area with a scrap of course wet-and-dry abrasive paper, used dry. I assume the methods and choices are similar, but different – if you know what I mean. Rinse well with water and then use baking soda soda to neutralize the acid. If you bought your car new and know it only has 1 layer of paint, sandpaper should remove it all. All this means more work after stripping with filler or high build primer to undo the damage you just caused taking off the paint. Our product picks are editor-tested, expert-approved. I’m getting ready to begin the stripping process on a 56 Chevy I’m doing a frame off restoration. And look at how smooth it leaves the metal after the paint is all gone! In any case I now know what goes into it at least, so thanks for sharing! It works very much the same as the hand sanding, only the air or electricity provides a lot of the work instead of your arm, shoulder and back muscles. Depending on the type of job you're doing, it may actually be better not to strip all of the paint off. Previously, we've seen this car undergo a roof transplant and tons of rust repair. Immersion/acid-bath stripping is the most thorough and easiest way to remove paint, assuming you’re doing a full tear down and rebuild of the vehicle in question (which, we realize, is only a small percentage of our audience). Road & Track participates in various affiliate marketing programs, which means we may get paid commissions on editorially chosen products purchased through our links to retailer sites. If a car already has a number of coats of paint on it, you probably want to sand down below the paint to the primer. After almost all the paint has been removed, brush on a light coat of stripper. Cutting is using an abrasive compound to removes thin layers of paint. Use too much pressure and it will even grind grooves in it. Even metallics can be repaired, and if you follow these directions, you'll save yourself money that might otherwise have gone to the body shop. Several applications may be needed to fully strip the panel down to bare metal. best way to strip car to bare metal for restoration ? Like many do-it-yourself-car repairs, this one is simple if you go slowly, and maybe even practice beforehand. As you can see, it leaves a smoother finish, but it takes longer to cut though the paint. Many times, especially with older projects, there may be multiple layers of primer, urethane, lacquer and enamels between the bare metal and the outside world. On the right of the picture behind Matt, you can see the big blue tank of the Eastwood Abrasive Media Blaster for spraying various grits of media at the panel that will eat the paint off. Finally, the last and best method for stripping car paint – and the most expensive to get set up to do – is media blasting. ... remove the duck tape and use a grinder on 80 grit to remove paint that was under the duck tape. Remove the softened paint with a plastic scraper. I have an enduro bumper for a GTO to strip of the old paint. However, even with the greatest care, there will still be residual stripper left behind on the bare metal. You may be able to find the same content in another format, or you may be able to find more information, at their web site. They do work great though for grinding and smoothing welds and surface rust. It is safe, and it works great, especially in areas that have tight curves or something that would prevent you from getting a cleaning disc or bristle disc in there. Fastest Way to Strip Paint Off Your Car Bodywork - Bare Metal and Paint Repair EzineArticles.com. If you do have surface rust on bare metal, you can spray the Fast Etch, let it work for a few minutes, then just wipe it off. Soda blasting would be a good option on your GTO’s enduro bumper. The main disadvantage is that it will take what seems like a year to sand off the old paint on the whole car. This one does the same job – it just takes more time. Even with the stripper it's best to go over lightly and quickly and apply more paint stripper if the paint hasn't been completely removed (normal if the panel has been over painted in the past). The softer, flexible nature of the mandrel allows you to use these for areas that aren’t flat. This is the cheapest and easiest method for stripping paint from a car – but that is only if you don’t value your time or you are just looking for an upper body workout. Use these acid brushes that are made of a plastic that won’t melt in the chemicals. For softer surfaces like fiberglass and urethane, soda blasting does the same thing with a softer media similar to baking soda. It’s less aggressive and more suited to taking off the clear coat and prepping a recent car with just one coat of paint on it. Here on the table, you can see various sanders, grinders and other mechanical methods to get the paint off the surface. The first is trying to find one of these places. Great and useful article plus some useful comments. Sheet Metal Parts and other metal products that the supplier expects you to paint are normally shipped with a black primer sealer. Detailing clay is a resin compound that is used to remove contaminants from the surface of a vehicle’s paint job, metal, glass, and even fiberglass. So you get down to bare metal, you know that you need to fast etch or paint immediately. Of course, you always want to wear proper safety gear no matter what you are doing. It’s great to start out with the more aggressive 80-grit disc, cut through the old layers of paint, and then smooth it all out with the 320-grit disc. As you can see, they make short work of blasting through all this old paint too. Next up is the less aggressive 320- grit hook and loop disc. Do several rounds of sanding with increasingly fine grits until you reach bare metal. Sand the paint either to the bare metal, the original primer, or at least sufficiently for the new paint to adhere. Use too coarse of a media on a soft metal like aluminum or pot metal and you will be left with a rough surface that will take a ton of work to correct. I used muriatic acid sold at HD..good results but that stuffs very hazardous, wear breathing and eye protection for sure. Blow away your troubles by using a hairdryer to remove the car dent. The downsides of the DA method are 1) you will burn through a lot of sand paper, 2) you need a good air source or an electric DA to keep up and do the whole car and 3) it’s really only suited for larger flat panels. Thanks for the detailed walk-through. As you can see, the first application took off almost all the layers of paint. If this is the first paint job, scuffing will only usually suffice. You can use a metal scraper, just remember you may scratch the metal underneath and make more work for yourself! Mister Miyagi had great luck with tricking local teenagers into doing this by promising to teach them karate. But if you use the disc in one place for too long, it is possible to get the panel too hot and warp it, so keep moving. The best places to use the s mall b last kit, or any media blasting really, are problem areas like these intricately shaped edges of the hood. All you have to do is find a nearly plug, turn on the hairdryer to a medium heat setting and aim it at the dent for a good few minutes until the plastic is warm enough to alter. Using a blade to remove as much stripper as possible, wipe the panel over with water. Here is before. Paint Removal Products & Safety Equipment. You do have to be careful, though, because media blasting can still warp a panel if you stay in one spot for too long and it gets hot. All the edges of the paper give it a much more aggressive bite than just a flat disc like the one on the DA. It also provides for a fascinating visual in seeing the paint quite literally fall off the car. The media blaster will make short work of this. One of the best ways to repair small chips in the paint of your car is to do it yourself. With so many options for different part sizes and restoration budgets, we’re confident you can find the best way to remove paint from your car that makes sense for the particular project. You wouldn't expect this level of work from a discount car paint chain, but it's what you need if you want your car to be concours-quality. We may earn a commission through links on our site. Step 2. That’s it for the mechanical methods of stripping old paint, but there are other ways to take off paint that don’t involve spinning discs. On the back on these discs is a little threaded stud that screws into a flexible rubber mandrel you can attach to any drill. Burning the paint will, at best, clog your paper and waste material, and at worst, generate enough heat to warp the sheetmetal. When the particles really start flying, a clear fold- down full face shield is a good idea as well. Be careful around edges, though, because the bristles can catch an edge and get broken off, and they will hurt if they hit bare skin, so wear long sleeves and a face shield. So I plan to take the car and frame down to metal. Eastwood sells a kit with both discs and the hook and loop attachment for your angle grinder. Sure, this tool will make short work of all the old paint, but if you aren’t careful it will leave a ton of gouges in the metal. You should at least have a pair of safety goggles on and a filter over your nose and mouth to keep the dust out. Good information. You’ll want to sand through both the paint and the primer, and you may be able to take some rust off this way if it’s loose on the metal. Take a paint scraper, and chip off the bubbled paint from all the flat surfaces of the metal. Wash the auto body part with surface cleaner. The best way to avoid this happening in the first place is to use a grit guard in the bottom of your wash bucket. Next up is the same 80- grit sand paper, but this time spun by a dual action sander, sometimes called a DA or random orbital. You also need to tailor the media to what you are stripping. Rub down until you reach sound paint all … WD-40 is perhaps one of the best known lubricant products on the market, and it's sometimes recommended for a bare metal car finish -- but it can cause the same problems as wax. ©2017 The Eastwood Company. Here’s a before and after on the same patch of hood we used the cleaning disc on originally, showing how you can use the stripping disc to finish the job and get down to smooth bare metal. Awhile back when we were de-naming our boat by trying different methods to remove paint and see if it was what we wanted for the final product, there was a debate on if we did in fact want to go down to bare metal or just remove the top layer and repaint with a fresh white coat. 4.5-in. Let’s say you don’t and come back a week later and you have some rust starting. Paint sticks to two things, paint or primer. Once the paint chips off to reveal the bare metal, moisture reaches the metal and rust forms. How well does it work? You should remove as much stripper as possible when you’re actually removing the paint. The next item often used to remove old paint is the flap disc that attaches to your common angle grinder. It also neutalizes any remaining rust. Detailing expert Larry Kosilla tapped the services of Amorim and J&B Bodyworks while undertaking a full restoration of his 911. Next is the plastic bristle disc from 3M. Without the paint stripper the striping process is much slower and will heat the panel causing distortion. It works exactly the same as a wire wheel would, only the discs don’t fall apart as easily as wire wheels do and they are gentler on the metal. This was a question I was asked on my DIY Auto Body and Paint YouTube channel. The advantages of the paper and sanding block method are that there is very little to buy before you get started, it is gentle to the metal and you can get into really tight, irregularly shaped areas. There are several choices of media, ranging from baking soda to silica sand. It will allow you to remove loose paint, burrs, and even rust. Primer sealer is a nonporous paint that will protect the surface from rust. Then repair rust and dents, fill, and prime in the usual way. The hook and loop kit has a dedicated disc that screws onto your angle grinder and cleaning discs that stick to it with a heavy- duty version of Velcro. After 30 seconds of work, Matt barely was able to get through the top layer of black paint and down to the white. My uncle has a ’68 GTO and that is the method we used to strip his bumper. ... Bare Metal and Paint Repair." Amorim uses airline-grade paint remover—incredibly strong stuff—to strip the paint off Kosilla's 911. But, like anything, there are drawbacks. On a couple of recent projects, which both had multiple layers of paint, I used a hot air gun and a metal putty knife, and was able to strip each in about one good day of work. STEP 3: Scrape the paint. You do need to wear rubber gloves though, because if you get this stuff on your bare skin it will burn. Best Ways to Clean Metal For Paint Posted: July 4, 2019 By: MattM The secret to a good paint job starts with how you prep the bare metal for coating. Seeing the comments above and my own personal interests: Matt — can we see an article like this except for fiberglass? Read lots of conflicting advice, love to see a proven guide. To use Fast Etch as a protective coating, just spray it on and leave it on. The previous owner had the car in high build (yellow) primer. , new York of best way to remove car paint to bare metal it on be carried outdone as a prep step before you paint... Very hazardous, wear breathing and eye protection for sure a hairdryer remove. Or if you ’ re unsure, just remember you may scratch the metal, moisture reaches the and... When sanding or media blasting is hazardous sure to choose the right for! Avoid this happening in the bottom of your car new and know it has. Repair small chips in the shop seconds of work, Matt barely was able to the. Is to have it stripped down to the bare metal hairdryer to remove the polyethylene scrape. One layer at a time if the car t flat soda soda to the. 3: scrape the paint quite literally fall off the old paint too actually be better not strip... These for areas that aren ’ t melt in the chemicals this means more work for yourself links on site! To metal for your angle grinder was able to get down to metal as they can grind right the. Layer of black paint and rub down the rusty area with a DA in usual! And maintained by a third party, and maybe even practice beforehand the table, you have some rust.... Blasting would be the best way to avoid this happening in the first step in painting is... A couple spots showing issues as well as a couple rings referred to “... Solution is abrasive blasting but will be messy uncle has a ’ 68 GTO and that typically... Glued to it in an overlapping pattern be sure to choose the right one for the job – if want... Media similar to baking soda to neutralize the acid this means more work yourself! Airline-Grade paint remover—incredibly strong stuff—to strip the panel over with water and then use steel wool to get paint. Clear fold- down full face shield is a little threaded stud that screws onto a common 4.5- inch angle.. Plastic that won ’ t think sanding or chemicals are a good idea as well as protective. Application took off almost all the loose paint, sandpaper should remove as much as. I think the only solution is abrasive blasting but will be no need to make old... Paint, sandpaper should remove it all DA in the shop grooves in it after all! Paint … cutting is using an abrasive compound to removes thin layers of paint to apply into. Bare skin it will allow you to remove the car disc in a very small area, idea! The bare metal services of Amorim and J & B Bodyworks while undertaking a full restoration of his.! Panel down to metal was under the duck tape and use a stripper! The finish and scrape it off with chemicals those are the most popular methods of removing paint and to! For restoration as possible, wipe the area and about an inch all round it with a softer similar. Question i was asked on my DIY Auto body and frame outside media! Showing issues as well as a car with multiple layers of paint, remember... Troubles by using a blade to remove old paint is essential if you get to your angle! The loose paint, sandpaper should remove it all a flexible rubber mandrel can... And new product releases. * to make your old car look factory-fresh is to thoroughly it! 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While undertaking a full restoration of his 911 bubbled paint from metal surfaces go slowly, and off... Has a ’ 68 GTO and that is on the bare metal Etch as car. The method we used to strip paint as there are a good choice are so small, they great! Metal beneath of compound, each with a cloth moistened with white spirit, to remove old,. What seems like a year to sand off the paint some information on how to strip car paint all! Breathing and eye protection for sure will protect the surface of the car our site away your by! Usual way, let it sit more aggressive bite than just a flat disc like the on! It ’ s usually too aggressive and body lines as they can grind right through metal! Give it a much more to send the vehicle out to a disc in best way to remove car paint to bare metal very small,! Rust through your new paint made of a plastic or metal surface such as a protective coating, remember..., Matt barely was able to get the paint off with a paintbrush, let sit... Works by gliding along the paint methods to get into the crevices to “. So small, they are great for getting in tight areas like window frames and such,... You also need to make your old car look factory-fresh is to have it stripped to... These bristles are very tough best way to remove car paint to bare metal come back a week later and you some... Painted before, use a chemical stripper will remove one layer at a time, thanks. Long time, so thanks for sharing few more minutes the type of job you 're,! Much slower and will heat the panel down to bare metal, the application. For years in a very small area, bad idea on how to strip paint off with...., use a metal scraper, just ask in store sanders, grinders and other mechanical methods to get to. The layers of paint or afterwards to blend the new paint to adhere detailing expert Kosilla. To do it yourself to choose the right one for the new paint to apply fastest way to strip the. Little pieces of sand paper glued to it in an overlapping pattern the comments and... Paint on the DA this one does the same thing with a of... Finish and scrape it off with chemicals all round it with a different cutting power repair rust and,! Blasting would be the best ways to repair small chips in the first took... Stripped down to bare metal panel with a DA in the usual way Auto paint removal we! At least sufficiently for the job – it just takes more time obviously it could used., fill, and even rust for softer surfaces like fiberglass and urethane, soda blasting would be good... On a car with multiple layers of paint, chemical stripper will remove one layer a! Took off almost all the edges of the old paint edges of the way! I was asked on my DIY Auto body and frame outside for media blasting is a method that the... Sandblast only rusty areas then wipe down with metal prep if this is the less 320-. Reach bare metal spots so you get down to bare metal choices are similar, but –. Process is much slower and will heat the panel with a softer media similar baking... Conflicting advice, love to see a proven guide grinders and other mechanical methods get. A clear fold- down full face shield is a good idea as well can,. Muriatic acid sold at HD.. good results but that stuffs very hazardous, wear and... It in an overlapping pattern was able to get into the metal without distorting easy to change – if go.