The hood panels we worked on were presanded using 80 grit sandpaper. Eastwood with its videos, tech library and online forums want to help you become a better body man. The cracks that showed up after the collision run horizontal to the body lines and are small but noticeable as i can see the white filler below. Learn how to fix an automotive dent from 3m and chip foose. The best one i have found is ronseal two pack filler but i think most of them are pretty good. A premium lightweight body filler formulated with the finest resin available. Ive come into work this morning to an office full of car body filler fumes. Its typically made of materials like resin and fiberglass, which can easily be painted over after the drying process to allow the repaired part of your vehicle to match the rest of your. As long as you apply your glue carefully you wont have any grinding or sanding to clean up the seam. There may be a structural issue in the sheet metal below the paint that results in cracking. It says its waterproof but i used it to secure airline hose beneath an undergravel filter in a freshwater aquarium and it lightened in color over time and gave up the ghost. To avoid issues like these, be sure to bring your car in to the finest automotive paint shop barboursville wv has to provide. There are a few different reasons that this can happen.
Paint peeling around body filled area 6 months on motor. However, if you had a detector that could prove there is body filler, what locations, and how thick. If you can get people to believe that adding metal to a polyester body filler actually makes it a better body filler than you can triple the price and no one will say a word. I also worked in metal and body shops and ford car dealerships as a line mechanic. The new carpenters are using auto body filler to finish repairs this spring and swear up and down it will last.
You need to use a flexible body filler specifically intended for polyurethane bumpers. That crack is probably from body filler thats cracked. Remove all of the old filler and start over using the process i described. Tack free and stain resistant, which extends the life of sandpaper and reduces the chance of staining. If the filler is cracking where something was shaved, hes getting stress cracks. Maneuver the dryer sheet into the crack using the spatula while the glue remains wet. I put a inflatable rubber ball about 6 round behind the nose and pumped it up to push the nose out while i tapped it to keep it from oil canning. Plastic filler has come into use because of time constraints and ease of use in the body shops. Body filler also has a hardening agent that serves as a catalyst to cure the two ingredients into a.
The filler cures fast, shapes in minutes and is formulated to be nonshrinking and permanently durable. Car filler is a high quality lightweight polyester body filler designed for trade or handyman use in the filling of dents, cracks, holes or gaps. Im a cad modellerdesigner and i work in a 2 floor industrial unit ground and 1st floors. Body filler will have the ability to flex some, but a crack in the panel will eventually crack the filler. Cracking checking, crazing, spitting, alligatoring, crowsfeet cracks or lines of various lengths and widths in the topcoat finish often resembling the cracking of dried mud. B refinishing over a previously crazedcracked surface. Body filler is a product that fills in small holes left in the body of your vehicle by rust, collisions or other factors you encounter while out on the road. If a body part or fender is in to bad a shape i usually find the best that i can find. It is time to learn how to apply body filler to your classic car. When it comes to covering rust or repairing bodywork, youll need a filler you can rely on.
Bondo has been engineering and manufacturing professional. Unless you need to use one of the other products, this is the one to use. Doing your auto body work is never a good idea, as there are numerous parts of the process that can trip you up. This involves spreading a layer of body filler over the entire car to ensure that when you paint it, its smooth and there are no gaps or holes. How do you check a used car for bondo or body filler. Use a spatula to apply leather glue to the crack s inside and all around it by an inch. Browse the range below and invest in some of the biggest.
How to apply body filler classic car restoration club. Before applying body filler, remove coatings at least four inches past the damaged area to bare metal to assure no filler will be applied over paint, as body filler should not be applied over paint. It works fine on a door handle that doesnt have a lot of stress, 90% of. Imperfections during the painting process can also cause cracking in the paint. Grinding with 80grit will work, and coarser 36grit is okay. Use halogen work lights to heat the area of the repair. They are an infrared heat source and will heat the metal. How to avoid shrinking the body filler it still runs.
Some bodyfiller manufacturers do not clearly mark their tubes of hardener and they can look alike. Small mistakes will usually translate into big aesthetic problems and can cost you a lot more in the long run. Zgrip auto body filler gallon fiberglass evercoat 282 zgrip filler 1 gal. Simple cracked plastic repair techniques for car or bike. Dont use car body filler i have just been to a job where it was used six months ago and its all falling out. Check under the fender to see if its from rust repair or collision damage. Always cover a larger area than just the dent for feathering.
When you think about it it is for car bodys not wooden door frames windows etc. There are cars with two inches of filler that go for years with no problems, and then there are cars with a paperthin layer that lifts off within months. On spot repairs they can help by driving the solvents out so the original paint edges wont lift. Surface preparation is criticalbody filler must be applied on bare metal, never over paint. Auto body fillers are the modern way to patch up small panel imperfections while retaining the smooth looks and structural integrity. The paint can be ground off with a grinder using 24 to 50 grit or sanded off using 36 to 50 grit sandpaper on a. It looks like the filler you used has detached from the substrate due to flexing which could be solely due to temperature and not impact.
Most body filler will dry or set in about 1 hour, allowing a second application. Having spotted a friend applying filler the hard way i decided a page about this technique could be useful. Bondo fiberglass resin is the same highstrength polyester resin that is used to build most highperformance watercraft. Body filler, like the 3m brand bondo, contains a paste filler of fiberglass polyester resin and talc, along with a small amount of styrene that acts as a solvent and vaporizes. The 114 and t11 would help on what you are trying to do. Any places under the filler that can move will show up later. Univeral filler that can be used dtm direct to metal or over epoxy primer fiberglass strand. About 3 years ago i did some body repairs to the rear quarter panels on my 1993 acura vigor.
Heres a technique for applying car body filler bondo. Body fillers do have flexability, some more than others, but no filler is indestructable. After that, i used my stud welding dent puller to pull up any remaining low spots. Body filler lesson 5 diy how to mix, apply, sand bondo. Apply the plastic body filler to a cleaned and prepped surface using a metal or plastic spreader.
After its nice and gouged out, you can sand it with an 80grit one more time then fill it with plastic epoxy. See what kind of filler he starts with and find out the reasons why he begins with that product. Common auto body paint problems and what to do about. Automotive painting myths that need to be cleared up. The company has been around a while so i am reserving judgement but the guys are slobs who constantly borrow gear so my hunch is the use of bondo is a corner cutter for the sake of a quick dry time and i fully expect it to fail. However, if i get it within 18 or so, i have oil canning in places that had no damage before.
A multipurpose, highstrength, microfiberreinforced filler designed to repair rustedout spots, holes, tears and cracks on fiberglass, regular and galvanized steel, aluminum and smc glazing putty. Overcatalyzed filler can give you staining or cracking problems. Body filler the contour premium body filler is going to be your go to filler for the majority of jobs. Evercoat 112 rage 3 liter gold premium lightweight body filler. Do i just grind a 12 trench down the cracks down to the metal and slowly build up layers of body.
Ive heard that if you build up too much body filler at one time, it cracks. It keeps cracking the car has not moved yet, it still has an engine swap going on. I agree, if the car can be garaged, nothing wrong with leaving the lacquer on itjust keep it polished. Use a used dryer sheet cut to the size of the crack plus an extra inch all around. Breathing in body filler fumes cad studio above workshop. No clean up welding a panel in place requires grinding or sanding of the panel which can be time consuming and messy. I learned my lesson and now only apply in thin layers. How to apply body filler fix, fill, and repair body. Bondo body filler bondo body filler is a twopart putty compound used to repair dents, dings, holes, rusted areas and scratches in vehicle exteriors. Just telling the person you think the car has body filler or that it appears to have body filler will not give you enough negotiation juice. In this video, i talk about those reasons, and how to avoid this problem.
How to apply body filler fix, fill, and repair body damage correctly. Use glazing putty to fill pinholes and other minor. Most folks dont have the space or money to tie up in body or metal working equipment. Adhesion issues, cracking, shrinking, andor swelling can happen if the fillerputty is undercatalyzed. What happens to bondo bodywork after a couple of years. If you love the car dont wait too long as water may get in there and start rusting out the metal causing u more grief. Car body fillers cheap car body filler euro car parts. Up next diy how to bondo auto body repair tips and tricks to prevent common problems with body filler duration. Which kind of body filler wont crack easily 332428. This dent is about the size of a quarter in diameter, but the filler patch is 4. Feather the edges of the dent area where it meets the paint.
Eastwood has an assortment of body filler products that can be used to repair rust holes and cracks or fill small dents that you cant otherwise get out. Bondo 101 basic for working with plastic body filler. The coarse grit is required to give the body filler something to bite into. Unfollow car body filler to stop getting updates on your ebay feed. There are two schools of thought on when to sand filler. No risk of cracking welding a panel again takes skill and spot welds can actually be a stress point where metal may crack. Cracking in an automotive paint job may occur in the clear coat over the paint or in the base color of the paint. The car is a 1992 honda prelude, it is rust free except for this area and some small spots on the sun roof where the body shop let spatter from welding get on the paint and burn through the finish. A excessive film thickness of the undercoat andor topcoat. Leave them on until the filler kicks off, so condensation cant occur. This item evercoat 112 rage 3 liter gold premium lightweight body filler fibreglass evercoat 359 cream hardener blue 4 oz.
Apply a second coat of body filler over the damaged area, raising the surface of the filler over the top surface of the metal. While most of the time you can get away with just using body filler on problem areas, sometimes its easier to do a skim coat of the entire car if its a little worse for the wear, with a lot of. This is always an issue with body repair and one with no absolutely clear answer. Weak or not enough bpo can lead to different types of failures. Now that you mention the car had an accident after the repair, the cracking probably is related. Bondo bondohair filler eliminates the need for fiberglass cloth, and bondo fiberglass resin jelly is a nondrip formula for vertical surfaces. Craig hopkins is in the garage working on his 67 chevelle and walks through the process of applying body fillers. More than likely they didnt weld the filler in all the way and then just tried to use filler to fill in the gaps.
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