For the best and longest-lasting repair, all the rust should also be removed. When using body filler and paint, always work in a well-ventilated area away from open flames. Allow the primer coat to dry, then remove your masking tape and paper. Use one or two pieces of masking tape to secure the wax paper over the hole. He is currently pursuing a degree in English. brush , it may be repaired with glass fibre, body filler or the more recently introduced filler-fibre mixture. It comes with two parts, the body filler putty (grey), and the hardener cream (red), which you mix together, and then apply. Use nylon window screen to fill in behind the hole and create a backer to hold the auto body filler. Next up I used a pneumatic flanging tool that clamped its offset jaws onto the steel and gnawed around the hole so the steel patch had a recessed contact patch to sit flush in the adhesive for minimum body filler work. … Your local auto supply store will have it. When dry overnight you will not believe how strong this repair. This needed to be fixed the right way. Small magnets are especially handy in sheet metal rust repair, such as holding a small piece of metal inside a hole. Stop wasting time on YouTube and get serious! It is likely that some small rust pits will remain, however. Start with coarse sandpaper and sand the repaired spot smooth. Sandpaper in coarse, medium and fine grits. For this reason I always like to use Copper Backers and Welders Helpers to back up and quickly fill the hole. Then after you have prepped the surface you can paint the car. You’ll want to leave a tiny bit of room for overlap, so there’s space for the sticky back of the panel to adhere to the surface of the vehicle. Sand the primer using a straight back-and-forth motion. In the old days, lead was used as a filler to fix and smooth creases and dents in the body panel repair process. Or you could cut it out and weld or braze in new metal. More often than not, they are caused by the development of rust in the body of the car. chassis It revolves round the drill bit to cut out a circle of metal. One of them is simple and accessible execution, the other is the reliability and durability. It is not the easiest way of cutting a hole in a car body, and may prove less accurate for larger hole sizes. If a hole in the bodywork is not in a load-bearing area, such as a section of the resin, following the instructions given with the kit. The reasons they may need to be repaired are numerous: refitting, resizing, removing obsolete equipment, or mistakes. If any traces of rust remain, treat the metal with a rust preventative (See As well as replacing a door because it has become rusted or been damaged in They reduce the stages involved by using a plastic cover sheet to hold the combined filler and glass-fibre mixture to the same contour as the body. Due to improvements in the steel used to make cars, the problem of rusted body panels is greatly reduced from several years ago. Tape a sheet of wax paper over the hole using masking tape. A round-hole punch is preferable. Dab more mixture on the edges of the hole. Put the mixture on to the plastic sheet, inside the marked area. Put the plastic sheet over the outside of the hole and fix one edge with a strip of paper masking tape. Lowell is a freelance writer who has been writing professionally since June 2008, with articles appearing on various websites. Learn everything about modern cars from our new video series. Some repair kits do not use a mesh backing. Plastic body fillers like Bondo soon became the norm. Many of the materials can also be bought separately from accessory shops, garages or specialist firms. Do not wipe with a dry cloth — the dirt will scratch the paint. Tap the edges of the hole inwards with the ball of a small ball-pein hammer below the level of the panel. One of the best ways to repair small chips in the paint of your car is to do it yourself. The resin should cover the area that extends 2 to 3 inches beyond repair. The blade of a tank cutter can be adjusted to the diameter of the hole required. Use the paintbrush to apply a coat of mixed resin on the damaged area. Fill any deep gouges that remain with more filler, sanding when it is hard, to finish this phase of the repair. ). Even if the hole is filled after the first time, add a second layer of super glue and baking soda to strengthen the bond. There are proprietary kits available which contain all the materials necessary for making repairs. Spray the patch with primer, then paint it. The actual work does not take long, but allowing extra time for curing and drying will make your repair look professional. Add hardener to the filler mixture as directed by the instructions with the kit. Fill in the remaining slight hollow with filler (See Hi, Recently thieves drilled a hole into my car body work, right next to the lock so they could flick the locking mechanism. Push filler into the hole, forcing it into the nylon screening. Progress through medium and fine grits to make the filler as smooth as possible. Fill a spray bottle with clean water and spray the repair area and the sandpaper. Holes larger than 1/4″ need to be filled with metal. Smooth the plastic sheet all round to match the lines of the panel being repaired and tape the other three edges to hold it. Hold the zinc metal piece behind the hole and attach it to the body of the vehicle behind the hole with small amounts of filler. Step 8 Allow the repair material to cure overnight and then remove the release film. Or you can grind out the rust and repair it with a product like Bondo, a plastic body repair that you mix up to a paste like consistency. Once the patch area was ready it was time to cut some paper templates to create the steel patches. The design of this site was heavily, heavily inspired by CSS-Tricks under their supercool licence. will discourage corrosion. your own Pins on Pinterest Mix the amount of body filler that you can use in 10 minutes following the mixing directions on your can of body filler. It can be sprayed on under I don't really have adverts here: it's funded by wonderful people buying the Car Mechanics Video Course. Use an old paintbrush to dab the resin mixture on to the mat - both sides if possible - until the mat goes translucent. Don't rush. If rust is allowed to set in, the rust can eat away at the metal of the car and holes can devel (25 mm) larger than the hole all round. Remove excess filler from the repair with a filler file (sometimes called a "cheese grater"), if necessary. If needed you can cut around the hole with aviation or tin snips to make it larger to get into rust-free metal. pressure Feather the edges of the body filler away from the repair. We start by tearing down and then rebuilding the whole car. 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. accident But do not deviate too far from the maker's instructions. or brushed on. You can make it set quicker than normal by adding a little more hardener than the kit instructions suggest. If you're into design, go and check them out. In some parts of the country, however, rusting is still a serious problem, and in just a few years a hole can develop in your pride and joy. If you're trying to get a car through inspection and you want to car to look acceptable there are some shortcuts that are effective. (50 mm) all round the hole. Hinge the plastic sheet back over the hole, press it against the hole, and tape down the other three edges. You’re now ready to open up your Eastwood No-Weld Hole Repair Kit and take the composite backers out. Coat the area inside the hole thoroughly with Miracle Paint to prevent further rusting, then make a patch of 3 layers of fiberglass mat soaked in Miracle Paint and apply it over the rust hole. Allow the primer to dry completely, and sand smooth with fine sandpaper. Mix a small amount of body filler paste with the hardener from the filler kit. First, we will classify the types of holes we are discussing as ones that are round and have been machined, probably with a drill, as opposed to punctures and cracks incurred from damage. Smear car body filler over the card push it into the hole then pull it back so it sticks inside the hole (preferably so a few mm are left unfilled) Let it set and you can then fill the hole properly using body filler and a sander to get a tidy finish . Allow the filler to harden to the point when it can be dented with a fingernail. Sand the filler to match the contours of the car body using 80- and 180-grit sandpaper. I put this behind the hole with plenty of Bondo to hold it in place. Prepare the hole in the way already described under Bridging the gap (left). MIG wire doesn’t stick to the copper backer directing the weld to the edges of the hole and quickly filling small holes. One of the worst was a split under the rear deck on the rear firewall between the gas tank and the interior of the car. Putting extra effort in to getting the filler spread evenly will pay off here in reduced sanding time. Smoothing out a dent Mix the Photo Credit: Superior Fleet & Auto Body Repair. Let the resin set hard. Wet-sand the repaired area with 600-grit wet/dry sandpaper. This product worked well for me to repair the hole in my car. Begin by using your 4-inch grinder and remove all paint, primer, and filler around the hole that you want to fill. Use a plastic spreader and completely cover the area of the hole. The mesh panel will provide a backing for the body filler to stick to. There's ridiculous detail on every part. Remove any metal that is not solid from around the area of the hole that is to be repaired. Generally this is a ribbon of hardener about 2 inches long to a golf ball- sized glob of filler. Smooth the material outward with a spreader removing all air bubbles and following the shape of the body. How to Fix a Hole in a Car Body It is relatively simple to prevent and repair holes in car bodies. Use scissors to cut out two pieces of the glass-fibre mat so that they overlap the edges of the hole by I in. Keep applying layers of cloth pieces and resin until the area is repaired completely. The instructions say to use a golf-ball sized amount of putty and an inch and a half of hardener. Then I finished the project with bondo by molding and forming it to what my car needed. Copyright 2021 Leaf Group Ltd. / Leaf Group Media. Cleaning the outside and checking for rust. Rinse any sanding dust away completely. In order to close up these holes without welding, are used most often in two ways. Then feather the edges of the filler right up to the painted edge. The plastic sheet should follow the body contours. Keep building layers until you’ve formed a plug that is flush with the top of the hole. Even banging on it will make you think you are banding on sheet metal. With the doors 5 Cut out any weak and rusted metal with tin snips. off, the door pillars and inside surfaces can then be resprayed properly. In those areas where the back of the panel is open, a piece of screen an inch or two bigger than the hole can be held in with tape, epoxy or strong adhesive. Put the second piece of mat over the rear of the first and add more resin with the brush. Small marks left on the surface of the repair can be filled with small amounts of the mixture or can be filled with paintstopper before the repaired area is sprayed. If you cannot hold the sheet from behind the hole, use wire hooks to pull it against the back edge until the filler that is fixing it has set or, depending on the type of hole, roll the mesh into a tube shape and fix it firmly into position. You want a repair that is safe a… Use tin snips to cut the expanded metal so that it is about 1 in. When everything is smooth and even, prime the area and touch up the paint. How a Car Works is created, written by, and maintained by Alex Muir. The screen can be bunched up and pushed through the hole in areas where access from the rear is impossible. Putting extra effort in to getting the filler spread evenly will pay off here in reduced sanding time. If any resin drips on to the paintwork, wipe it off at once with a rag soaked in methylated spirit. This type of file is very ineffective once the filler has truly hardened, so work quickly. Next, apply finishing glaze to the entire patch and then sand with 180-grit and then 320-grit sandpaper. Repairing a Rust Hole in a Car. Use an electric drill fitted with a wire The through - hole from corrosion on the bodywork of the car detracts from the appearance and bring a lot of trouble to the owner. Apply the following method of rust repair if it is a small home in the outer layer of metal in the car’s body panel. In case small size holes appear in the body panels of your car, without being damaged in the structure, you can repair it by yourself and prevent the rust damage from spreading. an Make sure the release film is facing outward and place the entire repair material over the rust hole. Put a layer of glass-fibre mat in the hole from behind. Be sure to hit the trigger of the welder for a few seconds at a time. Eliminating rust before painting Glass fibre can cause skin irritation to some people - wear rubber gloves when you handle it. liquid Use a plastic spreader and completely cover the area of the hole. I've done body work on cars for a lot of years, and have developed some techniques to make the job fast, easy and cheap. (6 mm) all round. A previous owner had attempted a fiberglass repair, which we were able to remove with just the twist of a screwdriver. Clearly and easily explained. Wait at least 20 to 30 minutes until everything is bone dry; then sand the area with medium-grain sandpaper until it conforms perfectly to the surrounding body surface. Allow the area to dry completely, and spray with the color-matching finish paint. Layer super glue and baking soda until the hole is filled. When the filler mixture has set hard, peel off the plastic sheet. A mechanic and truck driver for more than 40 years, Lowell is able to write knowledgeably on many automotive and mechanical subjects. A suitable piece is usually supplied in the repair kit. Step 12: Apply body filler. , sanding disc or flap wheel to take off the paint for about 2 in. Trace the outline of the hole on the plastic sheet, then fold the sheet back. On a fairly new car, covering the underbody with sealing 15 hours of pro-quality, HD content with subtitles. Place it over the hole so the hole itself is near the centre of the paper. Dab more mixture on the edges of the hole. The wax paper is going to serve as the start of your fibreglass patch. Add filler to build up the contour . Make sure that none of the screening is protruding from the hole. The paint work is also black, so what products might I need to do this job? Like many do-it-yourself-car repairs, this one is simple if you go slowly, and maybe even practice beforehand. Body filler can be supported by a sheet of expanded zinc metal fixed behind the hole. You can then use a file and sandpaper to file the hole and remove any burrs in the metal. Push filler into the hole, forcing it into the nylon screening. ). This product works well as advertised, but you need to use it behind the metal on your car, as it will make a bump if you try to patch a hole on the outside. Start by trimming the body panel to the appropriate size for the hole. Fixing a rust hole on the rocker panel can be expensive. compound It will act as a stabilizer for the body filler paste. Try to not mix air into the filler since this will create pinholes in your repair. K.K. You can use … It is, of course, best to fix the rust before it becomes a hole, but with some effort, you can fix a hole in a car with Bondo to make it look as good as new. Follow directions and it works out great. , you may also need to do this job before a respray. Mix well with a small plastic spreader until the color is uniform. A small magnet will help keep the … Feather the edges of the body filler away from the repair. It said to mix on a non-porous surface, and to use within 2-3 minutes. Wait 24 hours or so, then sand the puttied areas with fine sandpaper. Spray-prime the area again and allow to dry. Put the metal sheet behind the hole and fix it in position with small amounts of filler. Then, place a piece of fiberglass cloth onto the damaged spot and saturate it with the mixed resin. Use a piece of cardboard as a mixing pallet. To smooth the repaired area for painting, you'll use your 400-grit wet/dry sandpaper. How can I fill this hole and finish it, so it is barely noticeable? Because this is a cumbersome and hazardous process, plastic 2-part fillers were invented to serve the same purpose. The hole is only very small, just big enough to slot a screw driver through, but the hole is quite rough around the edges. Use coarse-grit sandpaper to remove any paint and primer for a distance of 3 to 4 inches in all directions away from the hole. Jul 1, 2013 - This Pin was discovered by Katherine Bigott. When repairing fiberglass boats, the challenge is to determine an appropriate repair strategy. The Video Course teaches you everything about modern cars. Discover (and save!) Wear protective goggles to guard your eyes against flying grit and paint dust. Use the plastic applicator that comes with the kit to apply the body filler to the hole. The typical triangle welder’s magnets in various sizes provide the help you need. Check for any small holes or gouges and fill them with spot putty. Go with the Bondo. We've created the most detailed 3D model ever produced so we can show you everything working. Spray the repaired area with sandable automotive primer. Start by drilling a pilot hole in the centre of the cutting circle. Throughout this car’s life, there have been some bumps and scrapes which have caused some damage to the body. Allow plenty of time for this repair. Spray at least two coats, but avoid causing a run from too much paint. 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