Hi Qaiser! I recommend sealing the wood with a good grade polyurethane or lacquer that you can find in Home Depot or commercial paint stores. I am very interested in painting yard decorations on untreated dog eared fence or wood from pallets. How To Prepare Ampersand’s Unprimed Wood Panels with Oil Painting Ground or Acrylic Gesso. And i dont think i’ve ever commented on a post in my life. I know it probably isn't one easy way to prime a wood panel for oil painting but I am willing try the steps on preparing it. Once your painted wood is finished, before wrapping it or storing it, you want to wait a full 2 weeks for all the layers to fully “cure”. You may be wondering if the same problem exits with acrylics. The second step is optional. Acrylic actually takes a full 2 weeks to fully “cure” which is different then “dry to the touch”. Wrap and glue your canvas onto the board and fold it neatly around the edges as you would when stretching a canvas. After painting apply another sealing coat using the same product you used to first seal the wood. If the paint is “chalking,” you'll have to prime the entire surface. But if the walls are basically in good condition, you can use a combination paint and primer. A properly primed canvas ensures that the acrylic paint will properly adhere to the substrate. Commercial panels only come in standard sizes, with maximum lengths around 40″ per side. For acrylic painters, one coat of a better quality gesso, such as GOLDEN’s Gesso, will add adhesion strength between the sealed wood and your first layer of acrylic paint. In my experience I have found it varied in touch when dry. What a lovely note! My question is this; would I still follow the directions above if my project will be outside and exposed to the elements? Is spray or paint on easier for beginners please? Prime the wood with white acrylic paint. You have the choice of painting all the way around the cradle or leaving the natural wood showing for framing purposes. Oil isn’t really a sealer. It should be thick enough to cover the wood grain underneath. At this point, lightly sand all exposed areas of wood (front, back, sides), then apply one coat of an acrylic gloss medium or the GAC 100. For information on outdoor projects, such as murals on wood, read this article. To varnish it over the painting you would need to use a fine art archival varnish as I mentioned above. They have UV protection to keep colors from fading, and for conservation purposes can be removed so the painting can be cleaned, and then the varnish is replaced. However, I’d be glad to help make sure it doesn’t happen again. Choose a wax-based sealant for a flat finish or a polycrylic sealant for a glossier finish. When applying acrylic paint on wood without primer, your project is unlikely to turn out in the desired way. I’ve read through your comments and didn’t see this question posted so hopefully this isn’t a repeat . I will probably put cork on the back. When my painting is finished I sign it on the front and let it fully dry at least a week. If so, could you please suggest a good sealer obtainable in Australia? Lesser quality primers are sufficient for use with oil paint, as oil seeps into the layers differently than acrylic. Nancy. Using a fine-art product for varnishing like I suggested would not work. For acrylic painters, one coat of a better quality gesso, such as GOLDEN’s Gesso, will add adhesion strength between the sealed wood and your first layer of acrylic paint. I’m not sure what you mean by varnishing mdf and birch ply. My ten yer old daughter and I are making Indo boards (smooth plywood)…we want to have small ocean designs, like a graphic turtle that will be painted on them but the rest of the plywood we want to appear natural. For my canvases and vases, I suppose I could use a cheaper varnish which is UV protected. Likewise, a dark color painted over a custom-tinted primer will reach its darker tone with fewer coats. by Nancy Reyner | Mar 14, 2017 | Blog | 177 comments. The issue is not with each individual layer being dry to the touch, but allowing the whole project access to air for a full 2 weeks when complete. I have painted on wood panel before but I used acrylic paint instead of oil because I was afraid of warping the wood and ruining the painting. Without pigment, it cannot be considered a real gesso. Pouring mediums can be used as your last painting coat, but then you would still need to seal it with a fine art varnish to make it archival. If you use any paint or product that is GLOSSY it will act as a sealer – or barrier for moisture entering into the wood. I too have found the surface to be a bit tacky at times. Over this you can use acrylic if the polyurethane or lacquer are water-based. Archival fine art varnishes have several qualities that differ from all other varnishes. Congratulations! She currently lives in Santa Fe, NM. Could this be normal for GAC100? Most varnishes come with options for sheen as gloss, matte or satin. Gesso is a secondary step (first step is to seal with a clear coat) meant to add adhesion between the wood and your first coat of paint. by woodhappen. If you want to use it functionally as a table, I suggest your final top coat to be a commercial high grade product such as polyurethane. Let the white acrylic paint dry and begin painting. The only doubt I have right now is that after about 5 days, the surface does not seem “kitchen counter” or “glass surface” dry. Montreal has been going through combinations of heat waves, up and down periods of humidity, etc. BUT if you want to save the ornaments and use them again and again, you might want to prime your wood slices. Once the gesso is dry to the touch it is ready for applications of acrylic paint. You could skip filling in the cracks to create a smooth mural surface if that isn’t important to you. This is optional. Make sure you use primer specifically designed for your wood project (interior vs. exterior, unfinished wood vs. previously painted wood, etc.). Craft Paint 101. There are products called “Clear Gesso” but that is misleading in my mind. A size is a thin solution (often a weak glue) that is brushed directly onto a support. Just to clarify, I’ll be painting on wood panels (birch) for fine art purposes that will be on display inside – not for furniture or outdoor use etc. How they can label one product as both is beyond me. Another consideration is the back of the painting. There’s a few paint marks on the back and as it’s for a customer I want it to look as tidy as possible x. Hi Chloe, Congratulations on your latest achievement painting on wood panel. Then I prime all the same areas with white Gesso. They used a gesso ground made from chalk and glue. Use white paint to prime your piece of wood. The next step is to prime the wood so all exterior pores are filled for even absorption of acrylic paint. Save my name, email, and website in this browser for the next time I comment. Dust off any excess wood particles or dust that may have gotten onto the wood. The idea is to seal the wood so no moisture enters it and to keep it from warping. The wood beneath the paints absorbs light. There are many types of surfaces that painters can use for fine art painting. Hi Michelle, Wood is pourous, which means just about any sealer, paint and topcoat will adhere. Moving to new surfaces can be a super fun way to expand your artistic skills and style. To protect acrylic paint on wood, you’ll need to apply a clear sealant. Thanks. I’m just curious as to how you would tidy up the back of the panel to prepare it for hanging? For this I recommend 1:1 Golden’s Soft Gel Gloss with filtered water. Dear Julia, Plus, you may not waste your time in priming the varnished surface unless you are switching between different types of paint or making a drastic colour change. Fine one that won’t yellow or crack and that can withstand being outdoors. First you seal (with something glossy). I’ve tried multiple coats and sanding in between and I’m still getting the same thin white layer over the piece where you can also see some of the brush strokes. If you are using oil paint, then you can skip the isolation coat, and apply a solvent based varnish. That way the light that travels through the layer of colored paint is reflected by the white layer instead of partially absorbed by the wood. Dear Kim, Bring your visions to life on canvas! That is why you should seal or size the wood which prevents it from getting warped because of humidity shifts. That’s a very interesting question. to the front? Hi Nancy !can i use water with acrylic gel medium for acrylic painting or I should use only the gel medium for acrylic painting? Learning how to apply primer to walls might seem like an unnecessary effort because of the additional time needed for your painting project. Since it has relief texture, a spray varnish would be the best. After priming and painting, what do you recommend as a final step as a sealer once the painting is complete? Hope this helps! Then, rub the wooden surface with a cloth or paper towel to remove any dust, dirt, and debris before painting. Reader Question: I'm interested in using acrylic on wood without priming with white gesso. Hello Nancy, I want to paint on large wooden slabs an oil painting of my kids homes and then seal it and turn it into an end table. She holds a Bachelor of Arts in communications and print journalism from California State University. It's so fun and addicting. You can use a round brush, a flat brush or an angle brush. You probably do not need to use fine art varnishes as these are archival and are removable for cleaning purposes. If you want to add some tooth, lightly sand the glossy surface. To get the correct consistency, you need to take a few things into account. A clear gesso is actually a semi-gloss or matte acrylic medium. Your email address will not be published. There is no need to heavily sand, just an easy swipe with the sandpaper will suffice. This is important to keep the wood from warping. The physical an chemical composition of paint decides how it looks. Apply the acrylic paint. Wood primer is the undercoat of preparatory coating put on wood, specifically, before you use paint on it. 2. You are welcome! Both will work as long as they are not diluted with water. He uses the wrong paints. When painting a specific design on a wood surface by using a stencil, you need to prepare to trace paper, a tracing instrument, and graphite paper. I’m a newbie with the GAC100 so when you said that it can vary in touch when dry, and susceptible to variations in humidity, I was relieved to hear that. Finish the wood with a higher grit sandpaper (120-150) to smooth it out. The word “topcoat” is easily misunderstood or used in the wrong way. The panels are cradled but, they are warping a bit and the grain pops out with each application of gesso. Only Paint on 30 to 50 Percent of the Wood. Gesso is a flexible liquid ground that seals, protects, and gives “tooth” to wood panels, which promotes good paint adhesion. Hope this helps! Canvas attached to wood stretcher bars have been used for a long time, and wood panels even longer. If you are using ink and watercolor you would want to prime to get an absorbent surface, so that the paints will adhere well. Second, I thought I may have applied too thick a second coat, but I know I applied as thin a coat as possible. Another reason for warping would be if you diluted the GAC 100 you applied. You can use any clear gloss acrylic medium to seal the raw wood as I mention in this article. A general rule is to apply at least two coats of sealer directly onto the raw wood to protect the wood. Although the sealant might dry … You want to make sure you get UV protection somewhere in those layers, and also the topcoat is weatherproof, waterproof and as durable as you can find. It sounds like you are trying to seal and prime using one product and one application. It is preferable to use a separate primer and paint. I like Gamblin’s Gamvar or Golden’s MSA Varnish (for brush applying) or their Archival Varnish (spray application). You can also skip using fine art paints, as long as you apply some UV protection for your final topcoat. Make sure the primer has filled all the pores on its exterior. – can i use a zinniser stain blocker or kilz WITHOUT gesso ( if its matte & water base) for sealing & priming for acrylic paints? I would definitely not use pouring mediums that are meant for pouring as a sealer. Do I need to gesso a canvas for acrylic Painting? Ampersand’s collection of unprimed wood panels, the Natural Wood Panel™, Unprimed Basswood™ and Hardbord™ are excellent substrates for all types of oil primers and acrylic gesso grounds. I brush apply when the piece is large. The answer depends on whether it’s new wood or if it has been painted before. Preparing wood for painting and maintaining transparency. A primer also seals the absorbent new wood, preventing the paint coats from sinking in immediately and going patchy. Create your own canvas board by gluing canvas or linen to Masonite using an archival-quality glue, acrylic medium, or gesso. (6) Once you finish applying all sealer coats and it is dry to the touch, I recommend to apply one or two coats of a primer, such as an acrylic gesso, especially to the front surface to regain surface tooth. I get asked all the time about the difference between these two terms for wood panels. You can spray paint the wood first, then paint more intricate designs using acrylic paint. When skipping this step, if you want to apply paint, as a suggestion use a thin layer of paint as your first paint layer instead of something thick like a paste or gel. It kind of has a white dusty kind of look. I would like the wood grain to be visible and part of the painting … Generally, you can paint wood without primer if the painted surfaces are intact and in good condition. If you want a non-standard size or something larger than 40″ there are not many options. Read more. The bare-bones essentials for acrylic painting include a palette, a palette knife for blending, brushes that are marked as approved for acrylic paint, a canvas (Griffin says that a gesso-primed canvas or wood panel is best), a rag or paper towels, and then soap and water for cleanup. Prime the wood, filling all exterior pores to allow the acrylic paint to be absorbed evenly. You can also use a polyurethane. If I can get away with using acrylic craft paint… What is gesso? Here is a link to the video I mentioned: https://youtu.be/7Rv0pOyHnOU, Is there a clear sealer for wood if it won’t be completely covered with paint? When properly sealed, a wood panel is a better painting … I already have a commercial linseed oil, so would that be a good option or would you recommend something different? Your email address will not be published. A medium dries permanent, while a fine art varnish, as I just described, is removable. The gesso Michael’s house brand. I’m thrilled to share my knowledge with you as a long-time user of acrylic craft paint. A primer will allow the acrylic paint to be fully absorbed by the wood. An excellent choice for many interior applications, exterior wood should be limited to spot priming. Commercial panels mostly use hardboard for the painting surface which can get very heavy in large sizes. A clear gesso means it has no pigment in it. 6.5 Is it Easier to Paint with Oils or Acrylic? I recommend not using linseed oil as a sealer. If you are painting with acrylic, then you will need to do two steps over your finished painting. Priming a canvas for acrylic painting is an important fist step. Even if you don’t plan on having it outdoors, that will mean you will be giving it maximum protection. That product is a medium, and they are using the word varnish in a mis-leading way. The lesser quality primer, though, does not have a high pigment content for extra adhesion strength that acrylic … – what do you recommend to varnish mdf and birch ply? She has appeared on television for HGTV’s “That’s Clever,” and authored several best-selling painting books with F&W Media. If you are adding thick layers, then a primer will help make sure that thick layer sticks well to the surface. I will be using acrylics. Mauro suggests only tinting primer up to 50% to retain the strength of the primer. Priming usually uses Gesso – which is matte, and absorbent, and this is important because the main function of priming is to add adhesion strength between surface and the first paint layer applied. To create the impression of a deep, ‘galley-wrap’ canvas, screw the board to a ‘frame’ at the back. I still prefer to use the GAC100 because it is thin and doesn’t create brushstrokes like the Gloss Medium. Gesso is designed to soak into the weave of the canvas and seal it. This will help adhesion between your first paint layer and the wood. Sealing (sometimes called sizing) reduces chances for the wood to warp due to shifts in humidity, and therefore adds an important archival process to your artwork regardless of which painting medium you choose. Sealers should be thin so that they penetrate the wood. Less expensive versions are available through Dick Blick and other online sites. I have made some panels with 1/4 inch Baltic birch and sealed it with 3 layers of Gac 100. How to thin Acrylic Paint. This will make the painting all glossy so that the final top coat of varnish that goes on next, will sit evenly on top. Thank you for this wonderful information. As long as it's not oily or shiny, you can paint on it with acrylics! Glad you like the article.   Does the same procedure you described also apply to thin 3mm thick MDF boards; namely seal, lightly sand, seal again to both sides and then apply 1 coat of primer eg Golden Gesso (is this the same as Golden GAC100?) Fine art varnishes have two important qualities. Thank you for an excellent explanation of how to star painting on wood. Sealing means that all surfaces of the wood will not be able to absorb moisture, and therefore will not warp. A brightly colored topcoat painted over primer (versus bare wood) will achieve its final hue with fewer coats. Acrylic … Applying a coat of primer can make such a difference that only one top coat may be needed, instead of two or even three. It must be frustrating as you are in the middle of painting. If you use “clear gesso”, or matte or satin acrylic mediums, you will get a translucent white film over whatever you apply it to. Or, to protect the wood from paint and gesso, cover the sides of the panel with painter’s tape up to the edge of the surface. Pouring mediums are usually too thick to do this effectively. This can be used as a sealer but not as a final top coat. This was very effective on works on wood, but it is not as effective for oil painting on canvas. Kilz is both a sealer and primer, so yes you can use Kilz without gesso for overpainting with acrylic paints. I think the answer is environmental. Self-priming paint is essentially a paint that is thicker than regular paint. I went out and got Golden’s GAC100 Acrylic Primer and Extender and did exactly like you said in your wood preparation instructions. How would I go about it from the preparing the wood and to the sealing of it at the end? Click here for a great article that clears up any confusion between the two. This step often goes amiss when it comes to painting on wood. Nancy. 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Are different than hobby or commercial varnishes primers ” are merely acrylic mediums i! Gel gloss with filtered water and texture it separates in the California State University at Fullerton newspaper ``... Best from previous centuries are painted on wood gripping power pouring medium be used a! Was traditionally used to first seal the raw wood to give it some tooth the. Impression of a deep, ‘ galley-wrap ’ canvas, the pour everywhere!