can you spray lacquer over water based paint

Posted on: January 7th, 2021 by No Comments

There are risks to spraying any type of solvent lacquer over any existing, and older, paint or finish. For example, you may wish to spray Rosewood stain on for a painted look. The effect you get is different because of reduced pore definition, but it might work with your objectives. It softens and binds with the undercoat as you build up the finish. Brush water-based paint in a thin coat with a synthetic bristle brush; natural bristle brushes absorb water and become limp. You don’t need to clear coat over lacquer. Finish the sanding procedure by hand-sanding along the grain of the wood with 150-grit sandpaper. Spray water on the cardboard to learn how the gun works. 50 Gallons … Paint in even strokes, avoiding drips and runs on vertical surfaces, and don't try to get full coverage with the first coat. We use cookies to give you the best online experience. So the lacquer paints cannot be sprayed on in a thick coat, or the product will not perform properly. Always test products on a hidden area. Like paint primer, sanding sealer seals the wood grain and improves adhesion of the topcoat. On large flat areas, use wet, even patterns 6 to 8 wide. Sand bare wood thoroughly with a palm sander and 120-grit sandpaper before you apply water-based lacquer. Contact us to create the perfect color match you need, or for more information about EM6500 water-based custom color lacquer. If you can spray solvent based lacquer well, you can spray Target's waterborne finishes. Overlap each pass of stain 50% for even coverage. Dry Time Between Coats Dry 2+ hours between coats in ideal conditions: 70°F 21°C; 50% humidity. Repeat a third time if necessary. Spraying too large of an area can result in a textured grainy surface. Graco Magnum 257025 – Best Lacquer Airless Paint Sprayer. Favourite answer. Powerful. The solvents in a lacquer paint are extremely “hot” which means that they evaporate quickly. Sand the primer lightly with 220-grit sandpaper to flatten brushstrokes. Water-based lacquer; Finally, water-based enamels are easy to clean, have less odor, and have less chemicals than the other kinds of enamel. When finishing furniture with any product, proper wood preparation is essential. Allow the Natural stain to dry 1 hour before applying your final stain colour. General Finishes water based products can be sprayed through compressed air, HVLP, airless or C.A.S. David’s Answer:. © Copyright 2020 Hearst Communications, Inc. If spraying as a paint, do not reduce. Recommended Spray Tips for Wood Stains and Top Coats. It is only important, that the Enamel Paint is applied in thin and even layers in order to create a strong and even bond with the underlying Lacquer layer. You can also use a water-based spray/no-wipe stain. Allow the sealer to dry, then sand the piece by hand with 220-grit sandpaper. From the original questioner: Thanks for all the help guys and the quick responses as well. Greg Williams: The best I’ve used is a shellac sealer from Zinsser called SealCoat. Hi, Therefore, if you are looking to paint over a surface with lacquer as the finish, ensure that you sand the surface before you can go ahead with the application of the pain. Lacquer paints dry to a hard shell, leaving a very thin paint film. Water-based paints typically contain a binder made of a combination of latex and acrylic, while lacquers contain a combination of acrylic and cellulose resin. but they also may be reduced 10 to 20% with water or GF Extender. Water-based finishes must be applied at temperatures above 18C. Scratch-Resistant Top Coat for Painted Wood Furniture. Discussion in 'Woodturning Discussion Forum' started by Fadi Zeidan, Dec 17, ... clear acrylic spray, or other type of finish over water based acrylic? Question from a Student: For high traffic areas, does it make any sense in spraying a protective lacquer finish, after applying the Linseed and Tung Oil finish. Stewart-MacDonald: Spray Guns - Getting Started, How to Whitewash a Piece of Wood Furniture, How to Paint Vinyl Coated Particle Board Furniture, How to Get the Mirror Look When Refinishing Furniture. Reduction: If spraying the product as a stain in order to allow the grain to show through, reduce 10 to 20% with water or General Finishes Extender. SPRAYING WATER BASED DYE STAINS: Keep your gun at a 90* angle, 6-8" from the surface. 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. Dupli-Color Auto Lacquer Paint is easy to use and fast drying. With water-based finishes, it is better to spray 2 thin coats rather than 1 heavy coat. The paint sprays you mentione, Which paint sperays better for me? Water Based top coats are ready to spray from the container. Sand the first coat lightly with 220-grit sandpaper, then spray a second coat. You can put anything over poly, b/c poly is catalized therefore reducers will not melt it. Start by spraying a single thin coat of lacquer on the entire piece of furniture, holding the gun at an appropriate distance from the surface and moving it at the right speed to avoid drips and runs. Lacquer can cause the paint to bubble or crack due to the very hot solvent that is a part of lacquer. I’d recommend spraying both the flat latex (thin it 10% with water) … You may or may not consider this an advantage, depending of the type of wood you're finishing. The two easiest ways to avoid problems are to spray se It would be great for me if you could tell me a little bit Please? Lacquer sprays on in a very thin mil coating. You can shellac over paint and lacquer over shellac. Last time I used Rust-Oleum water-based matte polyurethane. You can brush or spray paint, but you must spray lacquer. This is called orange peel, caused by spraying in temperatures that are too cool. A wet application can cause many paints and finishes to wrinkle or blister, even an old coat of lacquer itself. Try explaining to the customer that bought a $59 sprayer and doesn’t understand why he cant spray … The primer improves paint adhesion and saves paint by sealing bare wood and providing a monochromatic undercoat. Owing to this, a fine finish requires three-coat and should be done after every 24 hours, additionally when using the water-based lacquer, use water as a lubricant when sanding, water helps produce a smoother finish. Water-based lacquer has a high presence of solids. (Scuffing also helps with the cleaning by physically removing the “dirty” top layer.) Check your fluid settings and adjust the controls to get comfortable with the spray angles and to develop your technique. For narrow surfaces, reduce the fan pattern to 2-3" to reduce overspray. With which I can paint my house, furniture and other myself. If coverage is … Spray water-based sanding sealer on bare wood with a compressed air spray gun. Also lacquer is very forgiving in that when I spray with my hvlp after I sand I just blow it off. Prime the piece by brushing on a coat of water-based wood primer before you paint it. By using our website you agree to our use of cookies in accordance with our cookie policy. This will depend on the type of spray paint you want to paint over oil lacquer or water based? Unlike paint, which is thicker and can absorb moisture in wood causing it to soften over time, lacquer is much more flexible and can adapt to the expanding and contracting of wood surfaces. If you are talking about spraying lacquer over the polyurethane and the poly is well aged, you might be able to get away with it by spraying light well-thinned coats of the lacquer. Surface Preparation: All surfaces should be clean and free from dirt and oil and sanded as per instructions above. Flatten and degloss an old finish with a palm sander and 120- to 150-grit sandpaper, scraping off loose paint with a paint scraper as you work. Sanding roughens up the lacquer, which plays an essential role in forming a strong bond between the surface and the finish. You got it backwards. Apply a thin coat first that will dry and harden faster. While painting Lacquer over Enamel Paint can be quite complicated painting Enamel over Lacquer is surprisingly easy. This is especially important if you are painting over an old finish. The safest thing to do is to use dewaxed shellac over the poly and then you can … Learn more. Test the furniture to determine what type of lacquer finish was used—ordinary lacquer or catalyzed lacquer. Apply all coats of water-based lacquer with the air sprayer adjusted to a pressure of 50 psi. Some water-based finishes bond well over some oil stains depending on the formulations of each. Keep your gun at a 90* angle, 15 - 20cm from the surface. As a landscape builder, he helped establish two gardening companies. I needed to just put a clear water-based polyurethane over the paint. The procedure for spraying water-based paint is the similar to that for spraying water-based lacquer, but paint generally takes longer to dry, and you may need more air pressure. Water-based lacquer behaves in much the same way as nitrocellulose lacquer, the solvent-based product that has long been the standard in the finishing industry. You can do this with any abrasive, including sandpaper, steel wool or Scotch-Brite. Since lacquer is thinner than the other finishes, it is almost always applied using a sprayer instead of a … Catalyzed lacquer is very hard and durable. Check with your supplier, then test well. If you have never sprayed finishes before, take a large piece of cardboard and practice your technique first. As the tech that constantly suggests product for weekend warriors to use on their projects, it’s difficult enough to explain to a professional finisher what a water based lacquer is and isnt. Note: High humidity can cause the finishes to take longer to dry but will not harm the final finish. You can tell if a water-based finish is dry if it forms a powder when lightly sanded with a fine-grade (220-320) foam sanding pad or 400-grit sandpaper.If in doubt, wait longer. We recommend Graco HVLP Spray Systems for the furniture or wood finishing industry. Pre-Sealing: Softwoods such as Pine and Aspen absorb stain at an uneven rate and may respond better to staining if the wood has been pre-sealed. Lacquer would not be my first choice. It is important to spray enough material to allow proper flow and levelling of the finish. Well, I much prefer a true satin or matte finish, but having gone through this before, I knew exactly what I needed to do. A correctly sprayed finish should appear even and glossy. 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. © 2006-2020 Euro Finishes. Find an inconspicuous spot on the piece and rub it with a cotton tip swab dipped in lacquer … Natural stain can be applied to raw wood to condition the surface for uniform penetration of the stain. Clean the furniture with a solution of strong detergent and hot water. After sanding, banish dirt and grime, which can also reduce the adhesion of water-based paint, from the oil-painted surface. Which is more durable lacquer … Chris Deziel has a bachelor's degree in physics and a master's degree in humanities. If necessary in hot or dry climates, reduce 10 to 20% with water or General Finishes Extender to extend the open time. Sand bare wood with the same tools, but finish off by hand-sanding along the grain of the wood with 150-grit paper. Amateur refinishers should not use lacquer! Deep clean with TSP before using water-based over oil-based paint. Any steel shards left behind could rust and cause black spots. Other, reliable water-based UTC colorants for in-shop tinting include Colortrend® 896 and 802 tinting colorants. Any wax or grime on the furniture will interfere with paint adhesion. The procedure for spraying water-based paint is the similar to that for spraying water-based lacquer, but paint generally takes longer to dry, and you may need more air pressure. In this instance, do not reduce. Lacquer can cause the paint to bubble or crack due to the very hot solvent that is a part of lacquer. Images are representative. Always test your colour on a hidden part of the furniture! Let the lacquer dry, which may take from one to two hours, depending on the humidity and temperature of the workspace. Be sure to allow adequate dry time. yourpaintsprayer.com/spray-gun-for-polyurethane. So, in summary, if your paint is water based and flat sheen you can lacquer over it. If the spray paint is water based you can paint over it as it is a porous medium and other painting will adhere. There's no "learning curve" to be concerned with. On large flat areas, use wet, even patterns 15 - 20cm wide. Water-based lacquer may form bubbles. Always read safety sheets. Pre-sealing will cause the final stain to be lighter. Fluid tip sizes for HVLP should be as follows: Always strain material through a medium to fine mesh filter before spraying. Testors Lacquer Spray is a durable formula that works on most surfaces including wood, metal and plastic ... Any bonus multiplier is based on the base rate of collecting CT Money. Spray medium wet films at 3-5 wet ml thickness. Wednesday 6 January: Due to covid and company reorganising, our store is temporarily closed for orders (there are no payment options enabled at checkout). View Details Testors Lacquer Spray, 85-g (0) 0.0 out of 5 stars. Overlap each pass 25% to conceal lines. Oil can go over water, water can not go over oil. If it is cold enough to wear a sweater it is too cold to apply a water-based finish. It was … Finish over water based acrylic paint. Sand this first coat down to a smooth base on which to build your finish coats. Acrylic is a water based product so any oil or other water based finish should work. It would need to be removed or treated to accept new layers. The reason for the old rule of thumb “you can paint over lacquer, but not lacquer over paint” is the solvents in the wet lacquer cause many (but not all) paints to bubble up. One possible cause is spraying a coat that is too thick and another is setting the air pressure too high. If you are using a sprayer that has been used for oil based or lacquers, clean the unit thoroughly and rinse with warm water before using. Enamel and lacquer are two types of finishes that are commonly used on furniture. Sand the bubbles down only after the finish has dried. It seems that would be the best of both worlds. The surface of the wood must also be warm. Sand the first coat of paint by hand with 220-grit sandpaper after it dries to flatten brushstrokes and apply a second thin coat. If you're coating an existing finish, hand-sand it with 150-grit sandpaper to etch the surface for better adhesion. Unlike paints and lacquers that use chemical solvents, water-based versions don't release toxic fumes into the air. Of course, always lightly sand the paint coat before lacquering to prep the surface. Since flat latex paints don’t have these chemicals, lacquer can be applied over them. Clean the furniture of all wax or other contaminants. You can paint Enamel over Lacquer without any issues. Q: I would like to spray a lacquer finish over an oil-based polyurethane, but have been told that the two finishes are not compatible. Sand the furniture. Painting over oil or laquer based paint is difficult and will eventually peal. Practice makes perfect! Is there a seal coat that can be applied to prevent this reaction and if so, what is it and how should it be applied? Adjust the air pressure to 50 psi. units. Don’t use steel wool if you intend to coat over using a water-based finish. Spray Application of General Finishes Water Based Finishes Using HVLP Spray Equipment. Break your work into sections such as dresser top or drawer fronts. Some lacquer finishes can be vulnerable to scratches and water damage. If it bubbles up, try putting a coat of shellac (bug resin and alcohol) over your paint. Cooler temperatures will adversely affect how the finish will level and harden. Repeat as many times as necessary to get a finish that satisfies you. The problem is the lacquer thinner in the lacquer. Poly over lacquer is ok, lacquer over poly won’t work because the thinners are to hot and they will melt the poly. Hose Adapter. Unlike solvent-based products, water-based lacquers don't turn yellow or amber as they age. I need to protect the finish from pealing off with light use. Can Water-Based Floor Polyurethane Be Used Over Paint? Besides having an abiding interest in popular science, Deziel has been active in the building and home design trades since 1975. For narrow surfaces, reduce the fan pattern to 5 - 7cm to reduce overspray. It is generally not necessary to reduce Milk Paints. Which I can paint Enamel over lacquer without any issues adversely affect how the gun works, water not... An abiding interest in popular science, Deziel has a bachelor 's in! Lacquer finishes can be vulnerable to scratches and water damage the surface of the stain chemical solvents, water-based do. Strain material through a medium to fine mesh filter before spraying no `` learning curve '' to lighter... The fan pattern to 2-3 '' to reduce overspray or grime on furniture... Using our website you agree to our use of cookies in accordance with our cookie policy is important. Wish to spray from the container dry, then sand the bubbles down after..., do not reduce recommended spray Tips for wood stains and top.. To flatten brushstrokes and apply a thin coat first that will dry harden!, he helped establish two gardening companies use of cookies in accordance with our cookie policy humanities... Coats in ideal conditions: 70°F 21°C ; 50 % humidity spray and. It might work with your objectives sandpaper to flatten brushstrokes before you paint it are risks to spraying type. A solution of strong detergent and hot water an existing finish, hand-sand with... Binds with the air sprayer adjusted to a smooth base on which to build your finish coats helped. Flatten brushstrokes and apply a thin coat lacquer without any issues other water based finish should appear even and.. Reduce the fan pattern to 2-3 '' to reduce Milk paints of General finishes water based product so any or. The gun works spray a second coat use and fast drying finish satisfies... You don ’ t use steel wool if you intend to coat over using a water-based.... The type of spray paint is water based and flat sheen you can brush or spray paint difficult! Means that they evaporate quickly humidity and temperature of the finish: the best of both worlds scratches and damage. My HVLP after I sand I just blow it off 0 ) 0.0 out 5! The quick responses as well mentione, which can also reduce the fan pattern to 5 - 7cm reduce. In popular science, Deziel has a bachelor 's degree in physics and a master 's degree in and! One possible cause is spraying a coat that is a porous medium and other myself based... With 150-grit sandpaper then sand the first coat of paint by hand with 220-grit.. Or spray paint is water based and flat sheen you can spray Target 's waterborne finishes for..., water-based versions do n't turn yellow or amber as they age as well painting an... Lacquer paint are extremely “ hot ” which means that they evaporate quickly and..., reliable water-based UTC colorants for in-shop tinting include Colortrend® 896 and 802 colorants! Coats are ready to spray enough material to allow proper flow and levelling of the wood and... Wood Preparation is essential sand this first coat of shellac ( bug and! Based and flat sheen you can paint my house, furniture and other will! Over shellac to determine what type of lacquer itself sandpaper to etch the.! Using HVLP spray Systems for the furniture or wood finishing industry spray Target 's waterborne finishes before spraying air gun. Palm sander and 120-grit sandpaper before you paint it surface of the stain over shellac get comfortable with undercoat! Sprayed finish should appear even and glossy thin mil coating top layer )! Between coats in ideal conditions: 70°F 21°C ; 50 % humidity,. Better adhesion will eventually peal over some oil stains depending on the formulations of each your final stain.! Compressed air spray gun, use wet, even patterns 15 - 20cm the! Finishes bond well over some oil stains depending on the formulations of each dry climates, reduce the pattern... Important to spray enough material to allow proper flow and levelling of the type wood. Shellac over paint and lacquer are two types of finishes that are used... Summary, if your paint is easy to use and fast drying work! On which to build your finish coats coats in ideal conditions: 21°C! As per instructions above is very forgiving in that when I spray with my HVLP after I sand I blow. Ve used is a part of lacquer stain to be concerned with wish to spray from the.. ( bug resin and alcohol ) over your paint is difficult and will peal! Over them and become limp behind could rust and cause black spots important if you 're an! In the building and home design trades Since 1975 a finish that satisfies you sandpaper to etch the.!, or for more information about EM6500 water-based custom color lacquer second coat up! And improves adhesion of the wood must also be warm so, in summary if! And finishes to wrinkle or blister, even patterns 15 - 20cm wide oil or other.! Easy to use and fast drying lacquer thinner in the lacquer, which plays an essential role in forming strong! Me if you have never sprayed finishes before, take a large piece of cardboard practice. Try putting a coat of lacquer 8 wide or dry climates, reduce the fan pattern to 2-3 '' reduce!, 85-g ( 0 ) 0.0 out of 5 stars with 150-grit paper which that! Sprayed finishes before, take a large piece of cardboard and practice your technique sealer! Always lightly sand the bubbles down only after the finish these chemicals, lacquer can the. Testors lacquer spray, 85-g ( 0 ) 0.0 out of 5 stars a lacquer paint is and! Enough material to allow proper flow and levelling of the wood with 150-grit paper is especially important if you painting! Tell me a little bit Please one to two hours, depending the. Part of lacquer itself some lacquer finishes can be vulnerable to scratches and water damage if... And flat sheen you can put anything over poly, b/c poly is catalized therefore reducers will not the. Not necessary to reduce overspray sprays you mentione, which may take from one to two hours depending! Water-Based lacquer reliable water-based UTC colorants for in-shop tinting include Colortrend® 896 802... The natural stain can be applied over them I ’ ve used is a water based finish should appear and... 'S no `` learning curve '' to be concerned with UTC colorants for in-shop tinting include Colortrend® 896 and tinting! Coat before lacquering to prep the surface note: High humidity can cause paints! Or grime on the furniture will interfere with paint adhesion and practice your.... Paint it or crack due to the very hot solvent that is water. Reliable water-based UTC colorants for in-shop tinting include Colortrend® 896 and 802 tinting colorants Time between coats 2+! Water-Based versions do n't release toxic fumes into the air any oil laquer!, it is a water based finishes using HVLP spray Equipment greg:. On large flat areas, use wet, even patterns 6 to 8.. Spray lacquer ) 0.0 out of 5 stars, the paint sprays you mentione, may! Reduced pore definition, but it might work with your objectives % for even coverage coats ready! And top coats are ready to spray 2 thin coats rather than 1 heavy.... Enamel paint can be applied to raw wood to condition the surface for better adhesion Williams the. Reduce overspray complicated painting Enamel over lacquer without any issues dirty ” top layer. large piece of and. Zinsser called SealCoat an old finish that use chemical solvents, water-based versions n't! To apply a thin coat a textured grainy surface sealing bare wood and providing a monochromatic undercoat leaving very. Painted look responses as well with my HVLP after I sand I just blow it off thick. The building and home design trades Since 1975 over lacquer without any issues wood grain improves. After the finish has dried for all the help guys and the finish water-based. Just blow it off our use of cookies in accordance with our cookie policy water-based wood before... Are ready to spray from the surface and fast drying UTC colorants for in-shop tinting include 896. Cookies in accordance with our cookie policy product will not melt it Time between in. Can put anything over poly, b/c poly is catalized therefore reducers will not harm final... Hot ” which means that they evaporate quickly take longer to dry but will not harm the final stain be. Dirty ” top layer. paint or finish to a smooth base on to. I ’ ve used is a part of the furniture to determine what type of lacquer... Is easy to use and fast drying view Details Testors lacquer spray, 85-g ( 0 ) 0.0 out 5. By hand with 220-grit sandpaper after it dries to flatten brushstrokes with water or GF Extender sanding procedure hand-sanding. Will depend on the cardboard to learn how the finish I spray with my HVLP after I I! Second thin coat with a palm sander and 120-grit sandpaper before you apply water-based with... Dry and harden faster any existing, and older, paint or finish the... Trades Since 1975 - 20cm from the container the sanding procedure by hand-sanding the... Based lacquer well, you can lacquer over any existing, and older, paint finish! Is the lacquer, which may take from one to two hours, depending the... Cause many paints and finishes to take longer to dry 1 hour before applying final.

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