Viewed 12k times 6. Also did a test piece with a water based poly. Looking at the zinsser shellac. The polyurethane type of varnish is usually the best choice for this. Your order will come with a return form with convenient instructions, or you may send your returns directly to Returns Department, Rockler Woodworking and Hardware, 4365 Willow Drive, Medina, MN 55340. When you spray lacquer over a solvent-based acrylic finish, they combine to form a hybrid film, even if the acrylic is pigmented to form a paint. Phil to the rescue, once again! Because of its origins, it is not vegan, but it is a renewable resource, unlike its synthetic alternatives. It isn't unusual to clear-coat an acrylic paint finish on a metal surface, such as on an automobile, with CAB-acrylic or acrylic lacquer. Either topcoat can provide smooth surface protection and will bring out the rich look of the paint. You can choose from matte, satin and gloss variations of varnish for this task. Doing a test on scrap. On shellac mineral spirits got 99% wiped clean. It does that! FAQ about paint primers. What you don't want to try is using oil-based paint over latex paint, as it won't bond very well. I’ve seen some say it works, other say it doesn’t. I’ve used it for so many things, and plan on trying it out with some thinned paints when I can get my garage arranged and set up so I have a my parts washer and tiny paint booth together. I’m attempting to get rid of the need to use transfer paper because it’s a pain. … I’m attempting to get rid of the need to use transfer paper because it’s a pain. I’m planning on painting the wood, sanding, shellac(2-3) coats, then carve everything. I’ll see to see what type of paint is in these spray paints I guess. Used the acrylic paint to fill in the carved area on the test. I'm satisfied with the protection that the paint will offer but I'm experimenting with ways to … Polyurethane. Yes. This coating will keep it safe from UV rays, discoloration and dust. Or oil based paint on latex or shellac primer? Painting over varnish is a great way to modernize and revive old furniture. Reply. The acrylic will hold up fine by itself, but if you want a bit more shine, you can go over it, after the paint dries, with a thin spray of shellac, SealCoat or water-based finish in … It's a great protective coat. Going to try the acrylic and wipe it too. Compatibility is no problem at all if you’re about to add shellac over an earlier coating. I have been using acrylic paints and tiny brushes to fill in cut out letters, then just a light sanding to remove any that got on the top surface, but my hands are mostly numb and shaky right now so I want to give the spray a try and see how it wipes off. Stain-blocking primers can be oil or water based. For these items, please call the store where you purchased them or our customer service department at 1-800-376-7856 so we can assist you. Water based clear coats are generally some form of latex paint without the pigment so it should be compatible with your acrylic/latex paint, no problem. Most professionals agree that water-based varnish is the best product to use over paint. Manufacturer guarantees/warranties for power tools, CNC and laser products will supersede the Rockler Guarantee if these items are damaged or defective. I know I can use it as an isolation barrier then paint oils over it but am I able to paint over the shellac with acrylic paints (will this hold or peel off) as long as I don’t use the open range. We are proud of the quality of our products, and we stand behind them 100%. I am making something for outdoor use and I've painted it with a matte exterior latex paint. Wasn’t sure how the water based poly would hold up to be wiped with mineral spirits and then wiped dry, but it appears fine so far. a problem Hi Garth, The alcohol in the shellac is dissolving the acrylic in the paint. Going to go to lowes later and get some of the sanding sealer to test too. I bought a can of Zinsser Shellac from Home Depot and after getting home read the label which said not a suitable for undercoating waterborne poly. I’ve done some digging here, but not completely clear on using shellac over paint. Can I put a clear top coat of lacquer or shellac over acrylic paint. Shellac over paint, outdoors. You can paint over the oil based house paint with the shellac primer. 1 car garage doesn’t give me much room like I’d like lol.strong text. Although it isn't recommended, you can always use latex paint over an oil-based primer. Measure once cut twice and it's still to short. If it holds up I’ll probably go with it on this project because it didn’t tint the white painted base underneath like the shellac, plus I can put a coat of satin clear poly over top of it and the paint, unlike the shellac due to the shellac containing wax. What is shellac? Essentially a plastic in the form of a liquid until it dries, polyurethane is available in … In terms of price, acrylic takes the lead. How to Seal a Toy Project with Shellac, Paste Wax, and Acrylic Paint, High-quality brands and products you can trust, Expert advice and free post-purchase support, Exclusive, innovative products that help you Create with Confidence, Detailed instructions, technical specs and guides to make the most of your purchases. As much as I’ve done in wood working I’ve never used shellac over paint. In your case, I would not use shellac. In our Facebook Group, the question comes up a lot about the best way to bring shine and a nice glossy finish back to the dried paintings.Acrylic paints can dry rather dull and darker than when wet, but adding back a glossy finish and brightening up those colors again is easy! Kelly Medford, a plein air painter, says: “You should start by sanding the wood and then putting two layers of shellac on the piece to be safe. First, I would prep the body up … You may also return purchases to a Rockler store near you for store credit. We proudly stand behind all of our products. My base surface is going to be painted under the shellac before carving though, but I think it should work out just the same. Shellac can be used as finish by itself or as a sealer between types of materials. When painting over a previously painted piece, i have found that if you spray shellac over the old finish before milk painting, then you get this amazing crackling! I have a plaster cast sculpture that I've sealed with shellac then painted with acrylics-I've already experimented with scrap plaster and the slight yellow of the shellac gives an aged appearance as well as deepening the colour which is what I intended-the question is, will the shellac remain stable over acrylic paint in the long term? Just watched. Shellac is a resin secreted by the female lac bug, Kerria lacca ... Shellac is most often used in artwork as a sealing finish on wood or other porous substrates that will later be painted over. Simply, a primer is a sealer with pigment added. Shellac primers can be great for painting over trim and smaller projects because it dries hard and blocks stains. Sanding. First coat has been on 20 minutes and already feels dry to the touch, going to wait the full hour, hit with some 320 grit, then do a second coat and test carve later tonight. That’s exactly what I was hoping for. Paint over the existing paint with oil based paint...let it cure for a few days and then apply your shellac. The base could be shellac, nitro, acrylic, 2K, etc. Stain blocking primer. I may go ahead and pick up a little bit of oil based just in case the acrylic doesn’t work as well. Make a 1-lb shellac cut. It does require a few steps to ensure that the paint adheres to the surface. It still has just a slight yellowed tint to it this morning compared to the one I coated with the water based poly. The advantages and disadvantages. JavaScript seems to be disabled in your browser. Can I used latex paint over shellac or oil based primer? Spray the carved letters and since it has been coated in shellac just just use a rag with mineral spirits to wipe off the excess. A sealer coat of shellac or varnish solves both problems. I would be sure and let it cure. So you can do one of two things. Late to the forum… To apply over or under latex paint I’m pretty sure you have to make sure the shellac you’re using is not just shellac, but “de-waxed” shellac. Ask Question Asked 4 years, 9 months ago. You can also use acrylic gesso. In nearly 20 years of working with shellac – from flake and store-purchased – I ran into a problem once when I added a layer of lacquer over a coat of shellac. Some glossy surfaces will benefit from sanding first. Save Share. On water based poly mineral spirits got about the same results. … Interior stains and odors. Lack of compatibility is my favorite shellac myth. Does the shellac eventually dry clear? Varnish can be used to protect, preserve, and enhance paint. That shellac is going to be fantastic for some furniture I’m building either way if it doesn’t work for me on painted carvings…at least the ones painted white. Any preference on which? While this might work for painting the walls in your home, I don’t recommend using house painting materials for making fine art. You'll need sandpaper or deglosser, primer, and paint. I know, I know, no one likes to sand! It can also be used as an isolating film between layers of paint, both oil and water-based. Compared a clean piece and one with shellac and the shellac one now looks yellowed. That’s definitely longer than a $4 can of spray paint will last lol. For the best experience on our site, be sure to turn on Javascript in your browser. If for any reason you are not satisfied with the merchandise you ordered, just return it within 90 days to receive a refund in the manner of original payment. I generally use latex paint for the wood surface, just wondering what shellac I can use over it. Can’t find the zinsser waxless sanding sealer anywhere to test out. Very light sanding with some 300+ grit should take care of that. I bought the clear. You can buy prepared shellac from the hardware store or prepare it yourself. That’s one of the exact ones I was looking at! For the best experience on our site, be sure to turn on Javascript in your browser. In its raw form, shellac comes in flakes that you can dissolve in alcohol. However, acrylic paint dries very quickly and is somewhat porous, so an oil-based paint can be applied over the acrylic. I’ve got the water based poly I use on flags and was going to test it too. The shellac-to-solvent ratio, called a “cut,” refers to the amount of shellac (in pounds) dissolved in … Thanks Don . Don in Murfreesboro,Tn. For international returns, please click here. This is the acrylic craft paint like you can buy at Wally World. With all the modern advances in coatings -- polyurethane, shellac, urethane, or varnish -- some confusion about formula is to be expected. Powered by Discourse, best viewed with JavaScript enabled. … It’s one of my least favorite tasks in any DIY project. Often confused with tree resin and lacquer, shellac is an excretion gathered from the lac insect that is useful as a sizing or an isolating varnish between paint layers. Active 7 months ago. Yes, you can use ALL 3 types of primers over or under latex and oil based paint. When wiping the excess paint away acrylic in the paint I may go ahead and pick a! The shellac one now looks yellowed your home, I know, no one likes to sand either topcoat provide... 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