Place masking tape and paper around the rust patches that have been sanded clean. Wear protective goggles to guard your eyes against flying grit and paint dust. This is an important step because, aside from removing the last of the rust, the metal grinding wheel will smooth out any pock marks or pits that the rust has left in the sheet metal. Now it's time to step back and admire your handywork. Prime, base coats, clear coats, sand if you want it to look decent.
If it takes more than the title, you have described a procedure, not a tip. In the case of a car body, the purpose is two-fold. Now you've got a bigger problem, and you've got two options. If you want a high quality finish, it may be best to have a professional repaint the vehicle. In that case though, I was able to add aluminum foil on both inside and outside so it is like a big epoxy rivit when it was done. You can start with an aggressive grit, such as 36, to remove heavy scale, and then move to a less aggressive grit, such as 80 or 120, to remove the remaining rust and surrounding paint.
Using a filler-fibre mixture Put the plastic sheet over the hole and tape down one side. Step 9: Apply a layer of spray on primer over the spot. Person 2 is correct if you're not using the materials I mention above. Using a hand-held scraper, scrape off as much rust as possible. Use the same long even strokes and the same technique you used for your regular coat. Continue to add filler until the hole is completely filled. Fill in the remaining slight hollow with filler See.
Over time, minor surface rust can penetrate deeper into the metal. The rust removal process opens up the bare metal surface and it will re-rust quickly in the presence of any moisture. Use proper safety goggles—regular prescription eyeglasses will not cut it. Using a rust converter type primer would transform the rust in the pits to a benign compound and protect the bare metal. Wash the area around the rust spot.
Start with 180 grit and work your way to 600 grit. It could get to necessary to repaint a larger area or whole side of the roof. If the roof has been painted some years before, use a drill with a wire brush to eliminate problem rust patches. The protective coating seals the surface against any new moisture which helps prevent further rust. Never worry about buckling, warping or ill-fitting panels again. The hole should now be ready to be filled with fiberglass filler. To prepare for this, you'll need to mask most of your car to protect it from primer paint, and other airborne particles.
Save yourself some hassle - do the whole roof. If necessary, tap the edges of the hole inwards with a small ball-peen hammer down to the level of the body panel. Water can get trapped on the weatherstripping, allowing the water to form rust over time. The rust should just drain away. Having the wheel well open will help when I'm grinding and painting. Wait for each coat to dry before applying another. Don't smear damp filler over the glass.
Step 26: Wet sand a final time. Article Summary To repair minor rust on a car, you'll need an automotive primer, base paint that matches the color of your car, and some clear coat. It's better to sand the rust off but you don't have to get it all off. You live in Miami right? Pour naval jelly onto the steel wool pad. Filler-fibre mixture can also be obtained in cans, without plastic sheeting. You will need to replace portions of, or entire, body panels to repair the damage. Apply two thin coats of clear coat paint over the paint, waiting 15 minutes between coats and 3 hours before re-attaching any of the weatherstripping to the windshield.
Pro Tip: The best way to avoid surface rust is to keep a small bottle of automotive paint color to match your vehicle in your garage and touch-up minor nicks and scratches as they happen. You may freely link to this site, and use it for non-commercial use subject to our. Start on the newspaper and sweep over the repaired spot. Iron and most steel will completely reduce to iron oxide and constituent elements given enough time. Use an old paintbrush to dab the resin mixture on to the mat - both sides if possible - until the mat goes translucent.
These lines do not go away with any amount of buffing or addition of clear coat layers, so practice prevention by masking the car correctly in the first place, stopping at the panel lines around your rust spots and going no farther inward. Automotive Touch Up supplies the paint codes for all Jeep models, so make sure the paint you select is identical to the paint color of your Jeep to create a professional finish. I found some really good primer that is ideal for painting on bare metal: Dupli-Color Self-Etching Primer. Rust holes are an entirely different beast. Step 2: Prepare your tools. Purchase primer, base paint, and clear coat from the auto parts store.
Mix the resin and the hardener per the instructions that came with the kit. When using the wheel, go slowly, because these tools can do a lot of damage to the car's body if used incorrectly. To finish, wash the painted area with a light soap and water mix. Next, you need to apply a fresh coating to your newly-repaired rust spot. Note: Before grinding, cover up anything that you don't want to get dusty. To avoid injury and protect yourself from these airborne particles, be sure to wear gloves, safety glasses and especially a dust mask to keep the rust and paint particles out of your lungs. The protective coating seals the surface against any new moisture which helps prevent further rust.