First, the seal coat, which is a small and thin amount, to help avoid any air bubbles. I am about to put epoxy cloth onto the deck of my Mill Creek 13. I wiped the epoxy with acetone before varnishing thinking that this should clean the surface and remove any residue. Will they show up when I put the cloth & varnish on? 10 Votes) As a general rule, epoxy should not be applied over other coatings. Learn creating fascinating Resin Arts and Crafts within minutes. I have been asked to apply Sherwin Williams Pro Industrial High Performance Epoxy over existing latex epoxy. To do this you need to cover all imperfections with approved surface abrasions. A lot of manufacturers of paints and other finish products will not say their product is compatible with epoxy or other resins because they have not specifically tested them. check out the FAQ. So, we weigh up the pros and cons of each of them before deciding on the best sealing product for wood, overall. Bubbles or pinholes in varnish. It is compatible with most paints and varnishes. Good point, I didn't use the non-yellowing hardener! Here are the solutions to 5 common print varnish problems. Several times the varnish remains tacky/gummy and the only result I can find to work is to scrape it off, sand it and start over. To do this you will need to use a 50/50 cleaning solution consisting of 50% commercial cleaner and 50% water. This is referred to as a Glazed Coat Epoxy Problem. Epoxy sticks to almost anything, including flecks of dust or shady areas of worn wax or polished places. For my exterior brightwork in future, I'll just use straight varnish on all except teak and I'll just use oil or nothing at all on teak. How can I fix it? So, the epoxy coating benefits by getting the protection from UV radiation that it needs. Just "don't varnish" would be better advice. Click to see full answer. Use 207 Hardener. This makes the varnish thinner and helps it soak into the wood better, thus giving (in … High-quality marine varnish is formulated with UV filters. Your epoxy coat could become cloudy. Epoxy/Urethane Mix Ratio Related Problems. Thick fairing compound (epoxy/407 or 410 mixture) sags. You'll find answers to the frequently asked questions as well as basic rules. After two days the varnish over the epoxied area is still tacky but it has cured fine everywhere else. If you work outside of these temperature ranges, your epoxy can fail by curing too soon, too late, or not at all. Main menu. The benefits of varnish over epoxy Three coats of epoxy followed by three coats of varnish can achieve the same depth and look of twelve or more coats of varnish. If the epoxy has not fully cured, say after 12 hours or less, all you need to do is pour a second coat directly over it. This should be applied over the entire surface at a thickness of 1/8” or (3 mm). Epifanes customer service disputed the ability to apply a varnish of any kind over an epoxy that has not fully cured, and resulting blush removed. If you make a mistake in the mixing ratio, you will find that your epoxy will harden too quickly or too slowly, and worst of all not harden at all. Next, be sure that the resin, as well as the hardener you are going to use, is fresh. An Unlikely Voyage -- 2000 Miles In A Small Wooden Boat, http://forum.woodenboat.com/showthre...ish-not-curing, http://www.clcboats.com/forum/clcfor...ead/15029.html, http://forum.woodenboat.com/showthre...ish-over-epoxy, http://www.amazon.com/Grumbacher-594.../dp/B0006OJALU, http://www.westsystem.com/ss/varnish-over-epoxy/, http://www.epoxycraft.com/epoxy-amine-blush/, http://www.epoxycraft.com/how-to-eff...-under-a-week/, Tools / Materials / Techniques / Products. To get WoodenBoat delivered to your door or computer, mobile device of choice, etc, click WB Subscriptions. Hi forum, hope you all had a great Xmas. Hmmmm ..... "The enemies of reason have a certain blind look.". Now, you need to sand over all your imperfections including scratches by using a wet/dry, 650 grit sandpaper. If you do encounter an uneven finish with your epoxy resin, how can go about fixing it? Your surface needs to be clean, free from oil and dry. You now need to wait for at least 24 hours for the epoxy to cure, then check to see if is dry and not sticky. They probably have scraps you could take home and try a few finishes on. waveny. If the varnish you have chosen to finish the resin does not stick well to the product, you may have made some mistakes in the preparatory stage: The resin may not yet be fully cured. I am looking for an answer or a tip or two. The problem could be the result of air trapped in your epoxy. Can 2 part varnish like Envy be used over existing varnish? The next step is to buff the surface of your countertop and apply a thin layer of epoxy, which should seal the surface and restore that clear glass shine and finish. Wooden boats are like shingles, recurring, and often painful. This is an indication your countertops are due for a repair or touch up job. As within any other epoxy work, be sure to take any precautions needed such as working in a well-ventilated area and protecting your skin and eyes. Make sure you wipe the area clean removing all cleaning solution as well as any dirt or grit. Mistakes or mishaps in your poured epoxy can easily happen. Allow the final epoxy coat to cure thoroughly. Bear in mind that it is easier to repair or fix any mistakes while the epoxy is still wet. Then, let it cure properly. Be sure to scrub with water to clean the epoxy prior to sanding. Reason 2 – Trapped Air in your Epoxy. Remember, you will be applying your epoxy resin in 2 stages. It's just warm enough to get varnish to skin over and keep the solvent in longer, especially on a completely sealed surface, where the solvents only have one direction to go as they evaporate. Tools and inspiration for craftsmen since 1977 I have been using Epifanes varnish over WEST epoxy for nearly 30 years with no problems (after my first attempt). A good rule to follow is to mix a little bit more epoxy than you need, ensuring you cover your surface completely. In some cases it may be necessary to select a different hardener. This could be the result of humid conditions or moisture from condensation, which reacted with the components of your mixture before the epoxy could cure. Old English is a particularly good product that you may consider. When not using your epoxy, it should be stored at a temperature between 60° F and 70° F (16° C and 21° C). Then I varnished it with a spar varnish with uv protection. Remember, the temperature is always important, so be careful to avoid too much heat when you remove the ripples or bubbles. Before applying your epoxy, it is of utmost importance you prepare your surface properly. I was born on a wooden boat that I built myself. Also, whats the hurry? The first thing you need to be sure of is, have prepared your surface correctly? Allow several days if necessary for slow hardeners at cooler temperatures. The main reason your epoxy did not cure in the desired time, is that the mix ratio was not followed correctly. Another reason, it could be the result of a contaminated surface area. The epoxy mixture has not cured after the recommended cure time has passed. Once cured, sanded lightly, then you can prime, paint, or varnish over it; Cured epoxy improves adhesion of paint and varnish, extending service life; Penetrates more deeply and cures to a softer, more flexible material than 5:1 epoxy resins; Common paint solvents such as acetone may be added to increase wood saturation depth; Has no VOCs or harsh odor ; Apply to new, damaged, or … The curing time of resin varies, but don’t stress, as all the information you need is included with the resin kit. There's a million stripper kayaks etc with nothing but varnish over epoxy. Also, ensure that your work surface is level. We always have new articles for beginners and advanced artists. 105. The first question that comes to mind is, how long does it take for the epoxy resin to cure? Well, except that varnish contains UV inhibitors which epoxy doesn't. Using Clear Penetrating Epoxy Sealer™ (also known as CPES™ as well as MultiWoodPrime) as a Primer for Paint or Varnish : Our goal is to have your paint or varnish stick well to your old or new wood, last a long time, look beautiful and protect the wood. It is probably worth noting that priming with any diluted epoxy product most likely increase your potential for UV problems. Try by applying heat to the epoxy coating in an attempt to remove any moisture and allow the epoxy to cure fully. by acrylgiessen | Aktualisiert am 28.10.2020 | Resin Epoxy Art, Tips for Beginners, Tutorials. Ensure your surface area is thoroughly cleaned and prepared before you apply your epoxy mixture. Because there are no solvents evaporating away from the epoxy, it builds thickness faster per layer than varnish and it … The good news is that by applying a second coat, in most cases, usually fixes even the worst mistakes. Feb 12, 2018 - Marine supplies, boat building, repair and woodworking products including paint, varnish, epoxy, hardware, and more. Use a different type of paint. It depends what kind of varnish we are talking about. Part 1 of a tutorial showing a modern take on an old maritime tradition; varnishing. Post May 01, 2012 #10 2012-05-01T17:23. Thanks, Chris in New Zealand. If unsure, test for compatibility on a coated piece of scrap material. Here we will explain and try to give you the solution to fix it. Some professionals add extra solvent to the first few coats of spar varnish they are applying over wood. Check out the student projects towards the end of semester (now) and see first hand what different woods look like. Problems come about as a result of a design flaw, incorrect mixing ratios, or uneven hardening of the epoxy. One last reason your epoxy is not curing correctly is that you may have used the incorrect products. You will need to register Selling/self promotion postings are verboten on the Forum. You will find that applying only one coat of epoxy will not be enough, you will need to apply more than one coat to fix the problem. 1. Runs or sags in coating. I am mainly a wallpaper hanger, and haven't done commercial type painting since the … When epoxy hardens, it takes a lot more effort to fix the problem. Used as a preservative, parabens get a bad rep for having estrogen-mimicking effects which may trigger hormonal problems. A: The main difference you will notice right away is that ArtResin is very glossy and has a nice, thick surface when cured. See Final Surface Preparation in the User Manual. Failing to do this can lead to your epoxy not bonding or adhering to the surface. acrylgiessen.com is the biggest Website / Blog about Fluid Painting. This also belongs to Epoxy Tables. That may mean that there was poor surface preparation. I repaired a wooden centerboard and reinforced part of it with a layer of glass and west epoxy. Over the years nearly half of the technical service questions we’re asked involve painting and varnishing epoxy coatings. Please let me know what you would do or recommend. The problem could be the result of air trapped in your epoxy. See Controlling Cure Time in the User Manual. For choosing the right product, check out our article about the best Epoxy Resin for your project. However, if you found that the initial problem was that the temperature was too cold, move your resin piece to a warmer spot and give it 24 hours – you may find it will cure fully then. NO ETHYL TOSYLAMIDE / EPOXY RESIN. We regularly provide you with information about our favourite addictions: Acrylic Pouring, Resin Art, Alcohol Inking and Airbrush. Next, apply the float coats, this is the same product as your seal coat. Don’t worry, it’s fixable! Also, by repairing it yourself, will give you great satisfaction. Bond failure . Some epoxy mixing instructions specify that you mix it by weight and others by volume. Lastly, take a clean towel with some alcohol and remove any chips that have formed along the edges of your countertop. Home. 4.7/5 (479 Views . By far the most common cause of this problem. If you are working in an area that has a low temperature, it will result in a slower curing time. Skykomish1 5:28pm, 2 ... Malcolm, I think you have got over the problem by now thanks to Bengunn but I think for future reference in my experience it is most important to wash epoxy before varnishing. So, if your epoxy has already cured properly, you will need to sand down the surface and apply a second coat. Epoxy products in general do not like to be in the sun. Epoxy / varnish woes. On that first try, the epoxy was only a day or two into the cure cycle at a temperature probably in the low 60's as it was winter in Ohio at the time. It sanded "dusty" but could not have been in an advanced stage of cure that soon. Sanding them out may remove too much wood. Make sure to sand parallel to all these imperfections. Then lightly sand with 320 or 400 grit to prep the surface so varnish bonds with the epoxy. This type of repair is quite easy and can be treated as a DIY job, which will save you a great deal of money. Having said that, amine blush when it occurs can interfere with the cure of paints, varnishes and polyurethane finishes. Can this varnish be used over wood sealed with epoxy? It is generally not recommended to use any two-part coating over any one … First, you'll need to prep your surface to get a bubble-free surface. When nailing the deck on epoxy glue (west system thickened) fingerprints etc are now on the deck. Try applying the epoxy when the temperature is warmer, as epoxy tends to be thinner in warmer temperatures. This can be confusing, as epoxy products are very versatile. The WoodenBoat Forum is sponsored by WoodenBoat Publications, publisher of WoodenBoat magazine. There is a quick-drying resin on the market that cures within 2 hours, but it is not recommended for beginners. It’s also important to consider other finishing products though including varnish, polyurethane, and shellac. On our blog you will find exciting tutorials, reviews and inspirations. This must be adhered to in all the subsequent layers until you reach your levelling goal. Bubbles and pinholes are commonly caused by one of two things: Applying too much varnish. Start your journey with Epoxy Resin the most efficient way and create stunning Resin pieces – what are you waiting for? This allows your next layer to bond properly. This means that there was too much, or too little hardener added, which will affect the curing time. Clear coating turned cloudy. Do not use varnishes that are not compatible with your products. I like to use gloss spar varnish over epoxy for an incredible deep mirror like finish. Problem Solver. NO PARABENS. Including several detailed tutorials for your first projects. Epoxy is stronger, less likely to be damaged, more waterproof, and requires less coats to finish the wood. About the WCA & CCR; Disclaimer; Privacy Policy; Copyright; Site Map; Join WCA We know many MAS customers use paint or varnish to protect their epoxy from chalking or yellowing. I built a stripper canoe a few years ago and had zero problems then with the same varnish… Here’s what I have been doing. The only problem I've had varnishing over epoxy is that over time and sun exposure, the epoxy will go yellow if you don't keep lots of coats of varnish up to it. Another aspect affecting the epoxy curing time is temperature. The varnish protects the epoxy from UV damage and the epoxy gives the varnish a nice and stable surface to bond to. 70f is not really warm in the world of paints. Yes! If you've washed it with oil soap, you'll want to give it a good sanding to remove any future problems that lie beneath the surface of the wood. The first reason would be that the epoxy failed to cure properly. Allow this to fully cure, which will provide you with a uniform surface finish. The manufacturer of your paint or varnish certainly wasn’t expecting you to apply it over something which was still leaching strong solvents. Apply moderate heat to complete the cure if necessary. Some paints and varnishes may be incompatible with some hardeners. Most Epoxies are sold in two-part component kits and need to be mixed before you use them. All the tips and tricks that nobody tells you when you start. These coating systems protect the epoxy from ultraviolet light and require proper epoxy surface preparation before you apply the final coating. Pinholes in Varnished Print. Refer to the section above, which should provide you with all you need to know in this regard. For my exterior brightwork in future, I'll just use straight varnish on all except teak and I'll just use oil or nothing at all on teak. Nearly all the epoxy resins you can purchase are self-levelling. Paint, varnish or gelcoat will not set up over epoxy. It may also mean that the quality of the epoxy might not be what it should be. You need to take careful note of these instructions. Stop by your local university/trade school and talk to the instructor. WEST SYSTEM 105 Resin/207 Special Clear Hardener and varnish complement each other … Make certain that the fillers are dispersed within the mix, the resin and hardener are present in the correct amounts. Suggested I try wiping tacky areas with Lacquer … This is how you fix your uneven epoxy resin mistake. Let the product dry for another 24 hours before applying the varnish; Make sure that the varnish you are using is compatible with the resin. Remember, make sure to follow the instructions properly to ensure you get that clear glass finish. Your glazed coat epoxy problem could also leave your epoxy sticky or tacky after leaving it to cure for a few days. The amazing thing is that a clear coat of acrylic polyurethane will protect your project from both of those common problems. To start, you need to repair any deep scratches, peeling or indentations on the surface area. It seems to have stuck fine and definitely dried properly (although I had to heat my garage for a couple of days to keep the temperature up) waveny. Make sure you select the correct product that is suitable for your project. No need to register unless you would like to participate, although some images will only show if you are registered/logged-in. So, in this article, we will be assisting you on how to fix or repair your epoxy mistakes. When the temperature fluctuates too much, it causes the epoxy to crystalize or solidify. The only problem I've had varnishing over epoxy is that over time and sun exposure, the epoxy will go yellow if you don't keep lots of coats of varnish up to it. So if you have exposed epoxy anywhere you really have to either varnish or paint over it just to protect the epoxy. Therefore, read and follow the mixing instructions properly to avoid or prevent an uneven finish. However, if you find your epoxy resin is not levelling out properly, it could mean you are using too little resin. Member. We have solved these problems by developing our own paint and clear finish system for epoxy resin surfaces - more on this later. We must start with dry wood and keep it away from water, rain or dew through the entire priming and painting process. More than anything else this has been the area that has caused most people trouble. Copyright 2019 by acrylgiessen.com – The information source for Fluid Painting, Trying to prevent those uneven Epoxy Finishes, How to get rid of Ripples and Waves from your Epoxy Surface Finish, Epoxy Mixture failed to cure after recommended Curing Time had elapsed, Epoxy Paint for Wood – Epoxy Coating for Wood Floors, Oil Painting Techniques – Discover the different Oil Painting Styles, Acrylic Medium Overview and how to Make your Own Acrylic Medium. Remember, though, that it will be much harder to fix any mistakes when the epoxy has fully cured, than when it is still wet. If this is your first visit, be sure to After a time, you will begin to notice that your countertops are peeling or there are scratches on the surface. First, apply a thin coat, this is referred to as a flood or seal coat. When you are working with epoxy, temperature always plays an important role. Remove the amine blush and sand the surface thoroughly before applying paints or varnishes. Some are used as a bonding agent, others as molding, casting compounds, structural fillers, or for electronics and much more. The only problem I've had varnishing over epoxy is that over time and sun exposure, the epoxy will go yellow if you don't keep lots of coats of varnish up to it. Almost all of the epoxies comply with a temperature range that governs how it cures properly. I know I must sand, but one SW person said prime first with 200 primer, another with adhesion primer and yet another said no priming needed. If you fail to mix or apply the epoxy correctly, it may result in an uneven finish. This ingredient has antibiotic properties which raises concern over antibiotic resistance, it can be used as a plasticizer to help polishes dry faster. before you can post: click the red register link or the register tab, above, right. More importantly, sealing wood with an epoxy moisture barrier dramatically lessens its stretching and shrinking. 105. CLICK HERE to download “The Solutions to 5 Common Print Varnish Problems” as a PDF! Final epoxy surface prep involves finishing techniques that will not only add beauty to your efforts but will also protect your work from ultraviolet light, which will break down epoxy over time. Varnish benefits from being applied over a stable substrate. After you are satisfied that your countertop surface is ready, it needs to be cleaned properly. When you are working with a wood surface, you may discover certain imperfections such as ripples, waves, or bubbles. Varnish sucks though, it's useless in any sort of exposure situation. If there are no soft spots, or runny epoxy, on your project, you can simply pour properly measured and mixed resin over the epoxy surface. Your Go-To Guide for start working with Epoxy Resin. Working with Epoxy is not exceedingly difficult, but it doesn’t mean you won’t make any mistakes, even if you are a professional. To advertise, take a look at WoodenBoat Advertising, or use your Google Adwords account if you want to advertise on the Forum. The Forum is a free service, and much like the "free" content on Public Radio, we hope you will support WoodenBoat by subscribing to this fabulous magazine. The most common finishes over epoxy are paint or varnish. An exception is water-based stain (assuming it has been left to dry thoroughly) but anything containing solvents might cause damage to the epoxy layer, or the epoxy might soften the varnish/stain. You should be concerned about going over epoxy that is coming loose from the substrate. You need to be concerned about epoxy that is wearing out. There can be several reasons why this happens. The resulting epoxy/varnish coating system is much more longer lasting than either one alone. Getting tired of this. The mixing ratio is of vital importance and must be strictly adhered to. I used International Original yacht varnish over the top of well cured epoxy. Fairing compound (epoxy/407 or 410 mixture) sags and is difficult to sand. Then, let it cure properly. There should be no dirt or dust and it must be perfectly clean. Waxy film appears on surface of cured epoxy. However, most epoxies will dry to the touch within 24 hours, and fully cure within 48 to72 hours.