Going to go to lowes later and get some of the sanding sealer to test too. It can also be used as an isolating film between layers of paint, both oil and water-based. Yes. For the best experience on our site, be sure to turn on Javascript in your browser. We proudly stand behind all of our products. Save Share. With the proper preparation, you can make an old piece look new again. 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. I’m attempting to get rid of the need to use transfer paper because it’s a pain. Paint over the existing paint with oil based paint...let it cure for a few days and then apply your shellac. The shellac-to-solvent ratio, called a “cut,” refers to the amount of shellac (in pounds) dissolved in … A sealer coat of shellac or varnish solves both problems. Most professionals agree that water-based varnish is the best product to use over paint. 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. … 3. You can paint over the oil based house paint with the shellac primer. Shellac over a previously painted piece. What is shellac? FAQ about paint primers. You'll need sandpaper or deglosser, primer, and paint. 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? Essentially a plastic in the form of a liquid until it dries, polyurethane is available in … For about a hundred years, from the 1820s to the 1920s, shellac was the primary finish used (for all coats) by all small shops and factories. 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. Or oil based paint on latex or shellac primer? It still has just a slight yellowed tint to it this morning compared to the one I coated with the water based poly. Doing a test on scrap. Sanding. Shellac primers. 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. I'm satisfied with the protection that the paint will offer but I'm experimenting with ways to … 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. Make a 1-lb shellac cut. Viewed 12k times 6. Phil to the rescue, once again! Yes, you can use ALL 3 types of primers over or under latex and oil based paint. Although it isn't recommended, you can always use latex paint over an oil-based primer. I bought the clear. Also did a test piece with a water based poly. Then when the shellac primer dries it will accept latex or acrylic paint. Shellac can be used as finish by itself or as a sealer between types of materials. Also I am also using the dewaxed shellac to seal my wood and coating with 3 layers of gesso is this ok. 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. Looking at the zinsser shellac. Active 7 months ago. Not sure how it will hold up to the mineral spirits though when wiping the excess paint away. With all the modern advances in coatings -- polyurethane, shellac, urethane, or varnish -- some confusion about formula is to be expected. This is the acrylic craft paint like you can buy at Wally World. Lack of compatibility is my favorite shellac myth. Reply. Stain-blocking primers can be oil or water based. Does the shellac eventually dry clear? I know, I know, no one likes to sand! Don in Murfreesboro,Tn. JavaScript seems to be disabled in your browser. Stain blocking primer. Using Oil-Based Varnish An oil-based varnish can be applied over completely dry acrylic paint with little difficulty. For the best experience on our site, be sure to turn on Javascript in your browser. … Can I put a clear top coat of lacquer or shellac over acrylic paint. Thanks Don . For international returns, please click here. To be extra sure of good adhesion you can very lightly sand the paint with 150 grit, but that shouldn't be required. 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. I’ve done some digging here, but not completely clear on using shellac over paint. The polyurethane type of varnish is usually the best choice for this. Any preference on which? 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. Very light sanding with some 300+ grit should take care of that. Shellac over paint, outdoors. Used the acrylic paint to fill in the carved area on the test. You can also use acrylic gesso. Although you can paint on top of shellac in my experience if the shellac underneath is 100 years old the painting job is not going to be good unless you prep the surfaces. It’s one of my least favorite tasks in any DIY project. In the 1920s shellac was replaced in factories by lacquer for two primary reasons: shellac resin (from bug secretions) is a commodity product that was going up in price as demand increased, while lacquer was going down in price; and lacquer thinner (a blend of solvents) makes lacquer much mor… Just watched. That’s exactly what I was hoping for. I’ll see to see what type of paint is in these spray paints I guess. I’ve got the water based poly I use on flags and was going to test it too. 1 car garage doesn’t give me much room like I’d like lol.strong text. 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. The base could be shellac, nitro, acrylic, 2K, etc. Ask Question Asked 4 years, 9 months ago. On water based poly mineral spirits got about the same results. First, I would prep the body up … It does that! As much as I’ve done in wood working I’ve never used shellac over paint. You can buy prepared shellac from the hardware store or prepare it yourself. 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. 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. Polyurethane. Going to try the acrylic and wipe it too. Re: shellac over paint. We are proud of the quality of our products, and we stand behind them 100%. I’m planning on painting the wood, sanding, shellac(2-3) coats, then carve everything. 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. I’m attempting to get rid of the need to use transfer paper because it’s a pain. I’ve seen some say it works, other say it doesn’t. Painting over varnish is a great way to modernize and revive old furniture. That’s one of the exact ones I was looking at! … Manufacturer guarantees/warranties for power tools, CNC and laser products will supersede the Rockler Guarantee if these items are damaged or defective. 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. 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. Shellac primers can be great for painting over trim and smaller projects because it dries hard and blocks stains. In your case, I would not use shellac. Compatibility is no problem at all if you’re about to add shellac over an earlier coating. I am making something for outdoor use and I've painted it with a matte exterior latex paint. Can I used latex paint over shellac or oil based primer? My base surface is going to be painted under the shellac before carving though, but I think it should work out just the same. Simply, a primer is a sealer with pigment added. This coating will keep it safe from UV rays, discoloration and dust. Once the paint … It is quick and easy to … I’ve done some digging here, but not completely clear on using shellac over paint. 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. 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. 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! I’m planning on painting the wood, sanding, shellac(2-3) coats, then carve everything. In its raw form, shellac comes in flakes that you can dissolve in alcohol. Interior stains and odors. Varnish can be used to protect, preserve, and enhance paint. I generally use latex paint for the wood surface, just wondering what shellac I can use over it. What you don't want to try is using oil-based paint over latex paint, as it won't bond very well.