Q. Never over-reduce with acetone in an effort to make the gel coat more sprayable. Also, before stripping any paint, run a metal body file or sanding board over the area to show high and low spots. The Fora platform includes forum software by XenForo, http://www.hotrodders.com/forum/34-progress-68659.html?highlight=34+progress, VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Would be better to use a ester resin as in fiber glassing to coat first. Epoxy once dried and cured in about 48 hrs is locked down tight! A. If so, what is the best primer to use to avoid potential rust issues? A. Pinholes are a result of trapped air in the body filler. It is just a high quality car body filler that just about ticks every box on the list when it comes to the features that you want to see on a top rated automotive body filler. This gel coat is a laminating gel coat, and it is designed to remain tacky between layers for easy re-coating. One way to be sure is to apply a mist of black guide coat from a spray can and run the speed file (with 80-grit) over your work, lightly enough to remove just the guide coat. Make yourself at homeread, ask and answer! First it lets you practice the mix of your specific filler and hardener so you know you have the right ratio down before you begin. (Sorry for all the dumb questions). All rights reserved. products and techniques have changed considerably since then. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Dings, dents, scratches and holes. Machines like inline and random sanders are great on hardened bog but always finish off with hand tools. How much cream hardener should be used to activate body filler? If youre bogging lots of small areas in one panel, after the initial application just give the whole panel a thin skim. Use full, even strokes that go past the repair area. Body filler of this type is specially formulated to contain particles of both fiberglass and also sometimes metal. That has been done to try to reduce pin holing during drying. Which one is better comes down to personal preference. Second, polyester resins do not have a UV inhibitor built in, so they need to be finished with a UV protective coating to avoid damage from the sun and exterior weather. Once bodywork is done do you cover it with more epoxy primer or do you switch to some other build up primer? We do not recommend our gel coat be used at temperatures under 60 degrees Fahrenheit. A. Q. The coverage level is lightweight, making this ideal for tackling surface dings and dents on the vehicle. Or rather, dont be afraid to get physical! Metal or plastic applicators can be purchased from your local automotive paint outlet. Filler can be applied directly over them however this is not the case with etch primers. But for spot fixes of small areas of damage it is easy to use and provides very good value for money. At the same time, you have to remember that if your vehicle is relatively modern (were talking if it was made after 1998 or so) then the metal will almost certainly be galvanized. If the One-Step Finish Gel Coat was used and this occurred it is likely caused from improper catalyzation, or the liquid hardener has lost some of its potency or power with time, and/or because of adverse storage conditions. A putty/finishing glaze is basically a thin body filler designed for finish work over body filler and to repair small minor damage, such as door dings, hail damage, and scratches. After that, well take a look at how best to use your new tool and answer some of the most frequently asked questions about this extremely useful product. Use a straight edge such as a steel rule against the panel to help determine how high and how low these spots are. STEP 13. STEP 7. A person could leave the panel in the sun to warm it up and evaporate the moisture, then apply filler while it is still somewhat warm, but why go through that bother. "My question is if I sand down the doors for example, can I just apply filler, then prime over? A. STEP 12. I'm restoring a 52 Chevy half ton. It also helps avoid nasty paint edges that will shrink back later. STEP 1. Q. In the next section well answer the most frequently asked questions about this useful product. Fillers and putties will normally work OK over properly sanded (80-180 grit) cured OEM paint. No priming or etching is needed as long as the metal is textured and not rusted. Periodically scoop the edges up and squeeze them back into the middle to keep it all together. The surface was not properly prepared or was made of a material the filler could not bond to. On the other hand though a good set of spreaders can really help you to get the most out of your product. Any thoughts??? You can even use something as fine as 80 grit, just be sure to push the filler into the scratches so that it bonds well. In this article were going to take a deep dive look into fillers, and help you to find the best car body filler to get your bodywork looking as good as new. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. With a somewhat sizeable price tag, this is one of the pricier options on the list today. Why did the body filler not adhere properly to the surface? Not many car filler products will come with spreaders, in fact we hardly see them around anymore. No. This product requires a mold release (#105685) to be sprayed over the final coat to inhibit the oxygen which will allow the gel coat to completely cure. But it also adds to the premium price tag too, so just what are you getting here? It is designed to deliver an extremely durable and non-shrinking formula. If its old, throw it out, You can apply more bog over epoxy primer than bare steel. Q. Further application will tear up the bog youve already applied, Seeing metal or epoxy primer under the area youre sanding means its time to stop sanding, Bog and its dust are highly flammable dont smoke or weld around it, All metal must be keyed with rough paper like 36 or 60-grit for optimum bonding even new panels, Avoid applying fresh bog over bog that has been sanded very smooth; rough it up with coarse paper first. For small repairs, you can bog directly over the bare metal. However, due to its toxicity, its illegal to spray two-pack products at home so use an epoxy primer on the larger jobs and for smaller repairs lay on some acrylic etch to safeguard the panel until you can get it to your painter ask which they prefer. 3M body filler is good stuff. Thank you very much for the answers. You can use acetone to clean the surface of any residue of uncured gel coat. Registration on or use of this site constitutes acceptance of our Terms of Service. Read on to discover more about the three types! Yes, fillers can be heated to accelerate the cure or to adjust the cure during colder weather. Once youve done that you can apply a layer of paint and it will be as if the damage never occurred in the first place. Naturally, this product is not designed for smoothing out wider areas of vehicle damage there is simply not enough material in the tube and it would be extremely time consuming! What's the difference between laminating gel coat #105675 and One Step Finish Gel Coat #105671? If your bog needs to be 13mm thick, its time to re-appraise your panel beating. Users browsing this forum: Google [Bot], Google Adsense [Bot] and 51 guests. That extra creamy texture makes it extremely easy to spread, again setting you up for a very smooth finish once dried. Always sand in a crosshatch pattern and alternate from left to right. Has anyone ever used the all metal method instead of straight out bondo? STEP 10. Any highs or lows will quickly become apparent. per quart of gel coat. The next product well look at, Permatex 25909 Liquid Metal Filler, is all about ease of use. Damage your car bodywork and put a dent or ding into it, and the car body filler does exactly what it says on the tin it fills the hole or gap left behind by the damage. A. Some people use cardboard but its far from ideal. Our Gel Coats can be tinted with Evercoat Coloring Agents at a maximum of 1 oz. If these are used, no more than 1 oz. Trust us, it is very much worth the extra little investment. You can apply some body filler products to bare metal, provided that the filler itself is formulated to bond with metal. What it does have though is advanced 3M-resin technology that is almost worth its weight in gold at least if you are trying to repair dings and dents in your vehicle. Q. However, with so many different types of aftermarket paint available (lacquer, enamel, urethane, water-based), and without knowing the extent of the cure for the paint, or age of the paint is unknown we generally recommend that all paint be removed where filler is to be applied. We may well have flagged this a little early in our reviews, but we were very impressed with the Bondo (3M) 261 Lightweight body filler. I ''NEVER'' put filler on bare metal.. :nono: I shoot epoxy primer first,,And most of the time I will put a 2K high build primer right on as soon as I can after the epoxy.. Then do my filler work.. Any degree of denting you can hammer back into place is a repair that is not left solely for the body filler to take care off. We use 36 grit grinding disks to clean and texture the metal before applying filler. The strength of Fiberglass Resin comes from fibers or cloth saturated within the resin. Whilst that may save you some cash upfront in the long run it may be a money burner. When I was first starting out in the trade, I was taught to run a course disk over the metal then apply filler directly to the metal. It is also good to note that this product has been formulated for superior adhesion to galvanized steel and aluminum. Applying the filler too thick can also cause pinholes. Thanks!". However, metal finishing is for another article. Do you have any tooth cavities that have been filled? Q. Best results are usually achieved by spraying with a gun designed for Gel Coat. Does it matter? I agree. Prepare your documents and head to the DMV! I also used no high build primers just the SPI sanded easy , and if you need to seal you can reduce and use as a sealer, but the SPI should be sufficient. When mixed it takes on a soft pink color for easy visuals when spreading and it is compatible with a huge range of materials. Dry using an air blower, sunlight or a baking oven, When roughing out the basic shape, you can begin sanding before the bog is fully cured. It's a pain, but it can be removed with the right tools. Can Evercoat fillers be applied over bare metal? Today's epoxy primers are a great way to seal and protect bare metal. Can you heat up a body filler to accelerate the sanding / cure time? Because the finish gel coat is waxed it is most likely an incorrect mixing ratio was used when combining gel coat and hardener. It has a very long name and a very high price tag but this is also a truly premium product you are looking at here. it really makes me re-think some of my personal preferences. A. Lets face it, sanding is not the most fun activity, is it? If a Premium Gel Kote (#105673, 105675, 105676, 105677) was applied without the use of a Mold Release agent (#105685), the surface will remain tacky. That being said though, you do get a big ole can of product here, with enough product to tackle a significant restoration job. If you sand through to bare metal just apply another coat of epoxy primer then finish off with a quality 2K primer/surfacer. Yes, this is another 3M body filler masquerading under yet another brand name. Follow this with a thorough air-gun blow-off. Just how much filler you anticipate using will of course be largely down to the size of the repairs you need to perform. I don't come here very often anymore because of all of the bickering,BUT, I thought because of my background I would try to do my best to tell what I think is the way to do filler work. You will have to scuff it up to get filler to adhere, don't use Etch as body filler won't stick to etch primer. Well, I have been sitting back reading all this stuff and I feel I will chime in this time. Beginners should start with workable quantities about the same size as a serve of mash potato. The better adhesion is accomplished by first applying a good coat of epoxy primer then do filler on top of that. What type of gun do I need to spray Gel Coat. Its nice and long lasting, and will generally remain in place for the remainder of the cars lifespan. Once cured for 24 hours, key up the epoxy by giving it a light rub with some Scotch-Brite. And it avoids disturbing surrounding bog when sanding. First and foremost you need car body filler that is easy to use. Can you use a polyester resin as a coating without using a fiberglass fabric? Get the panel off (or get behind it with the car jacked up if needs be) and take a hammer to the rear of any major dents. To eliminate pinholes, you must properly mix and apply the filler. For more information on the proper technique visit our YouTube Channel. All filler areas need to be primed over, and sanded to appropriate grit then washed with a final wipe solvent, tacked with a tack rag, possibly sealed, then paint, "If you can't move it, paint it." Well have a newsletter full of advice and entertainment in the near future, but first we need people to send it to! What's the minimum temperature that Gel-Coat can be applied? This can weaken the gel coat and cause a loss of gloss or adhesion issues over time. Evercoat fillers can also be thinned with a premium polyester putty and finishing glaze such as Metal Glaze Ultra, Metal Glaze OEM, or Metal Glaze. The surface should be sanded with P80 grit sandpaper, then wiped clean with acetone. As part of the assessment process you should also be checking out what material you need to be working on. So technically this is not something to look for when buying your body filler. What's best? Painting my rockers. Also in common with previous products from this brand; it has a drying and curing window of around 20 minutes. Metal ones hold their shape better and last longer. It is, as we said, the principle that remains similar. Body fillers have gone up in quality since they came out and will stuck to pretty much anything as long as it's prepped/sanded. It may not display this or other websites correctly. Superior Adhesion to Galvanized Steel and Aluminum, 5. Not only is this a great stress reliever, but also youll be surprised how much give there actually is in vehicle bodywork. well take a look at a few of them, starting with: Before you do anything take a little time to assess the damage that you want to repair. http://autobodystore.com/filler_&_epoxy.shtml, If this is your first visit, be sure to For a better experience, please enable JavaScript in your browser before proceeding. The first big stand out is the fact that this car filler has been vacuum processed. Follow with an application of properly mixed gel coat. But it is also made of other materials. I don't claim to be a 'Bodyman', there's enough of them out there, and they all have wildly different opinions, and none of them do Media Blasting on a consistant basis. It hardens relatively quickly, and once set the filler has a formulation designed to be sanded down with ease for a premium, ultra smooth finish. Bondo (and 3M) have a well-earned rep for making great car filler products and this example is from the premium end of the market. Once in place this body filler product is designed to provide a high level of resistance to water, oil and gasoline. This makes for a very tough and long lasting filler product that is especially suited for large-scale repairs. thanks:confused: OkI'm convinced! Can polyester fillers be applied over a self-etch primer? It is for example a 2-part polyester compound that has been designed to mix very easily with the hardener. It is dried and cured in around 20 minutes after application, and once dry it will provide a waterproof finish to protect against rust. Why is the body filler sticky or soft to touch? If such areas need filling, apply an epoxy primer first as a base for the bog to adhere to, Dont bog over holes not even small badge holes, Using a bog board with a hard, straight edge is useful for scraping unmixed bog off the applicator during mixing, Dipping the hardener tube in the bog causes contamination; squeeze it out next to the filler, Mixing fresh bog over old, hardened bog slows mixing and introduces lumps, Double dipping when your applicator has mixed bog on it creates hard bits in your filler, If you do end up with an undesirable hard lump in your freshly mixed bog, dig it out or it will show up when you start sanding, If the bog starts going off before youre done, stop immediately! If you damage your tooth, a filler is used to inject a tough material into the tooth to repair it. If that is the case then it may not be the best idea to select a filler that is only compatible with wood. Car body filler has been the go to solution for at home repairs of this type of damage for decades. Since these situations cannot be duplicated, you may get different results. This topic has been beaten to death so many times here.. Everyone has their own way.. Mix up your filler then apply it to your practice surface. Some fillers may not bond well on some surfaces such as galvanized steel, aluminum, SMC and other plastics. The general recommendation is to not exceed 120F (50C) for any longer than 15 minutes. Just make sure you are picking a filler that can bond with the material you need to repair. If there is no defined time or procedure a general guideline is to allow 24 hours and sand that area lightly with P80 up to P180. Car body filler is somewhat similar to teeth filler. A. Evercoat fillers are designed to work over bare, properly prepared substrates such as: steel, aluminum, galvanized metal, fiberglass, and SMC. They can ruin your cars appearance and they can lower the resell value all in all they are pain in the backside. When doing largish areas, dont attempt to put all your bog in at once. Come join the discussion about restoration, builds, performance, modifications, classifieds, troubleshooting, maintenance, and more! Using a clean applicator, scoop your serve onto a bog board smooth MDF, sheet steel or old quarter-vent window. However, beginning too soon will result in the bog tearing and clogging the paper or body file, Using a long board in a cross-hatch pattern is the best way to feather out the edges but wait until the bog is very hard, Metal high-spots poking through your bog work wont go away by adding more bog. Folks, I have the definitive answer! Why do I have pinholes in the body filler? - U.S. Army. Because of this it is mainly only seen within professional bodywork shops. You ideally want a filler that spreads like butter on warm toast! A. Mix until its a uniform colour without any streaks. A. Adding color to white gel coat will produce a pastel color and adding color to a neutral gel coat will produce a bold color. It can also be applied onto of a base layer of metal filler to give a very smooth, premium finish. How long should I wait to apply body filler over an epoxy primer? Evercoat 112 Rage Gold Premium Car Body Filler, 3M Dynatron 492 DynaLite Lightweight Body Filler, Evercoat 112 Rage Gold Premium Car Body Filler. But by applying the filler smoothly you will negate having to send too much time and energy sanding. Whether caused by debris strikes, minor collisions or even that time you opened your door Dings, dents, scratches and holes. This brand of filler also has a huge range of compatibility with a number of materials like metal, wood and concrete. A. Use a crosshatch sanding pattern to prevent digging trenches and be careful not to hollow out the centre. There are a few tips and tricks out there to ensure that you get the most out of your car body filler. But all in all this is a very high quality, professional grade car body filler. Adding extra hardener is not a solution for using gel coat under 60 F. Gel Coat should always be catalyzed at 2% by weight. You must log in or register to reply here. If so, keep an eye out for body filler than can bond with both plastic and metal and you could make some savings here. To that end, look for putty or semi-vicious fillers that will work well with spreader tools (more on them in a minute!). 3M Dynatron 492 DynaLite Lightweight Body Filler, 6. AT THE end of each day, make sure you clean the area youve been bogging with prep wash, or metho as I prefer, to remove dust and contaminants like sweat or grease. Thanks. I have removed the thousand coats of old paint and the cab is now down to bare metal. Q. Finally, and we already mentioned it above so apologies for repeating ourselves! Once the dent, ding or hole is filled you can smooth out the filler so it matches the level of bodywork you dont want any bumps! Whether caused by debris strikes, minor collisions or even that time you opened your door too close to that fire hydrant. We dont need to beat around the bush here, 3M make good car body filler. They are Metal, Fiberglass and Lightweight. Lastly weather conditions can play a part too. For the product to work effectively, the mix of filler and hardener needs to be just right. It is a lightweight filler, which makes it perfect for fixing up the little dings and dents that are the most common type of damage a vehicle will pick up during day-to-day driving. If the repair is larger, or youre looking for a longer-lasting job, apply a base coat of epoxy primer before laying on the filler. Putting filler directly to bare metal is old school. Any vehicle body can end up pitted with minor surface damage like this, no matter how carefully you drive. Plastic applicators are more flexible, cheaper and can be cleaned more easily bog can be popped off by flexing them. I think the moisture from humidity that is unseen on the metal is part of the problem, and as stated, the heat from the filler. Although applying and working body filler is relatively straightforward, there are a number rules that need to be adhered to for you to achieve a high-quality finish that will stand the test of time. Broadly speaking there are three types of body filler on the market. Simple and easy! As bog cures it gets hot; it can warp panels if too much is applied.

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