using spray can shellac

using spray can shellac

While shellac is not usually the finish paint choice, it is often thought of as the best paint primer available. Clear Shellac Traditional Finish and Sealer adds an elegant, classic finish on paneling, trim and other interior wood surfaces. We recommend Sherwin Williams “White Pigmented Shellac Primer” but any shellac will do and shellac also comes in easy to use spray cans. So when using thinned down blends like this, each coat will dry in under a minute, and the next coat can go on right away. This can be with a spray system. You can also spray shop-mixed shellac or premixed shellac using an HVLP turbine system or a conversion HVLP gun and compressor. Premixed shellac lasts about 3 years on the shelf. I don’t like wasting the stuff so I inevitably revert to my usual method. The fresher the better; and using flake is even better. Can I spray this over lacquer? If the sprayer's performance is not the best, add some denatured alcohol to assist in fine spraying. Add shellac to the rounded end using a squeeze bottle, and move the pad in light side-to-side or figure-eight strokes over the surface of the project [Opening photo]. Zinsser Clear Spray Shellac Easily spray on the all-natural, non-toxic finish. Do not overbrush. A 2-pound cut would be slightly thicker and provide a quicker build. Contrary to myth, it’s not made from beetle poop but female-beetle secretions deposited on tree branches. Using Shellac When Painting Walls Written by Doityourself Staff. Recoat as required until you’re happy with the finished look. Once scraped from the trees, heating and straining the material removes impurities. Â. Amber and orange shellacs impart a warm, rich look to dark woods such as walnut, cherry, and mahogany [Photo B]. Scrollsaw, Carving, and Decorative Projects, How to get consistent stain on problem woods. But, spray lacquer dries too fast to be brushed on. Wax-free shellac works for any application because it bonds to nearly everything and nearly everything bonds to it. Shellac’s quick dry time reduces runs. Shellac does best when applied in thin coats. Button shellac creates a more mar-resistant finish than flakes but comes only in darker hues. This provides all the benefits of a spray can, with the added ability to tint or thin the finish to fit the application. How to install metal slides on wood cabinets. It has properties that oil and water based paints can't match, and provides a more dependable seal than most other primers are able to provide. But wait…there’s more!Â. Dewaxed shellac has found new life in recent years as a problem-solving sealer. How can I keep my router bushing assembly in place? If it is older than a year don't buy it. When done using spray paint or a spray shellac- go outside and holding the can, flip it upside down and spray. (11) | Q&A (10) If you are using a brush to apply shellac, make sure that you use … Alternatively, you can use a sprayer to spray on shellac. Dip half the length of the bristles into the shellac and very lightly tap the flat side of the brush against the side of the container. It's a great for repair and refinishing. This was a commissioned project where the client provided the wood. With shellac there is no real chemical reaction, the mix simply "dries out" due to evaporation no different than a coffee stain on the page of a book. As an anecdote, early in my career I made a game table for a Doctor and finished it with Shellac. Bring out the natural beauty of wood grain like no other finish can, with Rust-Oleum® Zinsser® Bulls Eye® Shellac. Shellac originates with the lac beetle, mainly in India and Thailand. I don't get too many calls for heirloom quality although I would love to spend that kind of time on solid wood furniture. If you brush shellac, use a good-quality brush. When you open the doors to a case piece it even smells good. Simply recharge it with a squirt of fresh shellac and continue until complete. You also can brush on shellac [ Photo I ]. Every piece I have finished with Shellac elicits comments from casual people with no knowledge about fine furniture. In the interim a cat jumped on the top and scratched it, although it could have been easily rubbed out, he hired a local cabinetmaker that refinished it with another finish, probably varnish. What is Shellac? The single board was hewn from an oak tree his great grandfather cut down a hundred years ago. Go ahead and try it on that special heirloom project you have in mind. All shellac products produce a gloss sheen.Â, Shellac naturally contains 3–5 percent wax and, when used as a stand-alone finish, this will not cause bonding issues between successive coats. Spray Shellac-Based White Interior and Spot Exterior Primer and Sealer can be used in Although wipe on poly seems to last an awfully long time and stands up to a lot of abuse it is soft and does scratch easily but the amber color can be annoying too. Very seldom does a mixture go beyond a 4-pound cut.Â, Don’t need a gallon of shellac? Mix 1, 2, or 3 oz of flakes with 8 oz of alcohol for a 1-, 2-, or 3-pound cut. So, 1 pound of flakes mixed in 1 gallon of alcohol makes a 1-pound cut. You can use premixed dewaxed shellac, like SealCoat, or mix your own. Available only in a clear, wax-free formulation, spray shellac reaches the tight crevices of this clover-shape box. OK, the key word here is cloth. You can see when you sand through a coat, and they all start showing their age after five to ten years. So I spent three days spraying, brushing, and leveling and finish a perfect finish. By better I mean it dries faster. Below is an example of a project where I used Shellac. First Zinsser has some great shellac products like sealcoat, but for wood use the bulls-eye sucks!! You will see the spray in a few seconds will disappear and this ensures you that you cleaned out the nozzle and won’t have a clogged can next time you need to use it. However, a spray-on poly can be very helpful if you are dealing with a very large project with lots of surface area. Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Finishers discuss the fine points of applying Shellac, a traditional finish that can produce exceptional results when applied with care. Question Pulverizing shellac flakes or buttons in a coffee grinder reduces dissolve time to about 6 hours. Exaggeration: We’re bombarded by it. In the pharmaceutical industry, shellac is used as a tablet coating and for other uses. Yet, like any finish, there are some disadvantages. There are drawbacks to lacquer however. If it stays tacky, discard the batch. Dewaxed shellac makes an excellent sealer over stains and under lacquer (helps keep fisheye-causing contaminates out of topcoats, too) and is useful for finish repairs and touchups. It can be difficult to precisely replicate a color in subsequent batches. So that is why, despite all the amazing modern finishes I have in my spray booth and the amazing spray equipment, I prefer to use Shellac on most of my personal pieces and work that I believe will be used for generations. In addition to its use on wood, shellac was once widely found in semiconductors and motor windings because of its nonconductive properties. From contributor G: Each coat dissolves into the previous one, creating a single, thicker coat, so don’t sand between coats to enhance bonding, as with varnish or urethane finishes.Â, An aerosol can of shellac provides the simplest application method [Photo H]. Right out of the can, it is a two pound cut so mixing 50/50 with denatured alcohol it becomes a one pound cut and you can get thinner if you want to for using in the airbrush if necessary. It has also withstood the test of time. There are many pros. Made from all-natural shellac, the Zinsser Bulls Eye 1-2-3 12 oz. It still had the typical heavy pores of oak so I used a French polishing technique to fill the grain with sawdust and Shellac. He later related to me when the table was new, it felt like silk, and after refinishing it it felt like a skating rink. Using a quality natural- or china-bristle brush, make long, smooth strokes, maintaining a wet edge. Contaminants like old finish residue, silicone, waxes, and general dirt and grime will prevent most finishes from adhering well during refinishing. Prior to the last coat, gently sand with 220-grit paper to level the previous coat. When done using spray paint or a spray shellac- go outside and holding the can, flip it upside down and spray. Also, you can make any cut of shellac you might want. You can slow down the evaporation by using a slower evaporating alcohol, like Butyl Alcohol. At least three to four layers of shellac … Then the varnish goes on top. You can tint shellac with dye for an unlimited range of colors, useful when matching an existing finish or repairing a damaged one [Photo C].Â. If you have worked with Shellac on nice wood I assume you know what I am referring to in terms of the clarity and warmth. Learn French polishing in this free video. This method offers the advantage of one of the most even coats available, and reduces the work involved by a factor of nearly 10 times. The advantage of flake is that is hardens much faster. © 2021 Meredith Corporation. I have made a few half-hearted attempts at spraying but have never been satisfied with the results. Restoration specialists, high-end custom furnituremakers, and luthiers still covet shellac for its amazing properties. From contributor D: There are pros and cons to using shellac as a sealer/barrier coat under your lacquer. Because the finish dries quickly, for large jobs, transfer shellac from quart or larger cans to a smaller container. A mirror-like glossy shellac finish is achieved by French polishing. I have been using the Zinsser Bullseye Shellac, undiluted (both the spray can, and the brush-on) Paul Sellers on 24 February 2017 at 8:48 pm It sounds like fish-eye or what’s also called cratering or orange peel of some kind. Apply the first coat and use this to gauge if you should add any alcohol, or any shellac. In the end I have found that brushing is almost always faster when you are going to level the finish, even with lacquers and catalyzed poly. This actually makes the problem of slow-to-harden Shellac much worse. The way to prevent it is to use shellac over the areas that are giving you a problem. A good brush carries more shellac to your project and that allows you a better flow of the shellac for a smoother finish. Find shellac in flake or button form. The piece is really very nice and will be grabbing the attention of visitors for many years. ], and you use … If you prefer a less glossy, satin finish, buff out the final coat with 0000 steel wool and a non-silicon based paste wax. I then brushed on four or five coats of Shellac, leveled with sanding block, buffed up to 000 steel wool, and waxed. Thin it out with denatured alcohol. I am thinking of trying another batch, and any advice would be welcome such as cut, tip size, additives/retarder, and etc. This actually makes the problem of slow-to-harden Shellac … In fact I prefer Conversion Varnish for 90% of my work. You will see the spray in a few seconds will disappear and this ensures you that you cleaned out the nozzle and won’t have a clogged can next time you need to use it. The next two numbers indicate the day of the month. Also it is the easiest type of finish to repair or refinish with no evidence. The client would have been perfectly happy if I had used a typical two coat post-cat or Conversion Varnish, but it was an expensive piece and I could not live with myself knowing it left my shop 90% perfect. Check the dates on the cans [Photo F], or test the solution to make sure it’s fresh [Photo G].Â. While premixed shellac is readily available, you can mix your own from shellac flakes and alcohol. Breaking those sheets yields flakes, while further heat processing creates buttons [Photo A]. Krylon K07032 7032 Lacquer Spray, 12 Oz, Aerosol Can, 20-25 Sq-Ft Coverage, Gloss, -29 Deg C, 7 Ph, Clear But, when using it as a primer or sealer under another finish, choose dewaxed shellac to eliminate compatibility issues [Photo D].Â. The first number in the code on top of a can of Zinsser shellac indicates the year of manufacture. Once mixed, either from flakes or directly from a can, shellac can be brushed on, ragged on or sprayed onto your project. Shellac. This usually takes about 24 hours. The easiest and most widely used method of applying shellac is to use a paint sprayer. Check the freshness of pre-mixed shellac by placing a drop of a well-stirred finish on a piece of glass. It also is the best barrier to water vapor. Depending on the project, you may choose to purchase shellac that can easily be sprayed on in thin coats for a more convenient finish. Transparent shellac has little value as a primer. When the dry flakes are dissolved in alcohol the resulting shellac can be brushed, wiped on, French-polished *, … Measure carefully when using powdered and liquid dyes or universal tinting colors (UTCs), and make more solution than you need. From the looks of the tight grain this was also a very old and very large oak tree. Lacquer can discolor over a … Though not as durable as polyurethane or varnish, shellac proves much easier to repair. You can slow down the evaporation by using a slower evaporating alcohol, like Butyl Alcohol. Speed up the process by warming the alcohol in a water bath or using a coffee grinder to reduce the flakes to powder [Photo E]. Is anyone out there having success with this? Definitely not in the budget! It increases depth and forms a barrier coat to seal in possible contaminants, promotes adhesion of the topcoat to the substrate, and etc. Use pigmented shellac. Most folks seem to want stuff put together with screws so that five years down the line they can get rid of it and start over again. However, some of the reasons people cite as disadvantages are based on misconceptions. You can apply the shellac directly over any previously applied paint as long as it is dry. This finish beautifies wood with a lustrous glow that won’t darken or yellow with age. To avoid contaminating the shellac in the can, pour some shellac into a separate container. Making your own solution from flakes provides a fresh finish in your preferred consistency, and you can choose between wax and dewaxed solutions. (It resembles a badminton birdie when complete.) This technique works only when padding on the shellac, much like one would do when French polishing. As the pad dries, it will begin to drag rather than glide across the workpiece. Shellac is very compatible with other finishes, and it contains no wax. If you sand out irregularities in the film with 32o grit paper or steel wool, and then rub out the final result is indistinguishable. Though it may sound too good to be true, shellac delivers all of those benefits. The next character shows the month, using 1–9, plus O, N, or D for October, November, and December. The spray format is perfect for crafts and small projects. Have you found a modern finish that gives that perfect finish? Shellac can result in a high-gloss finish. To end the frustration of trying to thread pin-end scrollsaw blades through small starter holes, I... read more. Clean brushes with denatured alcohol. It is sensitive to standing water and alcohol but again it is easily repaired by rubbing out. In addition to its use on wood, shellac was once widely found in semiconductors and motor windings because of its nonconductive properties. Zinsser B-I-N 13 oz. Lightly work the wax over the finish until it's thoroughly covered. Strain the finished solution to remove any undissolved material. Brushing lacquer is available also. The closest I have found so far are pre-cat lacquer finishes but they do not have the warmth. December 31, 2012, KnowledgeBase: Finishing: General Wood Finishing. This finish beautifies wood with a lustrous glow that won’t darken or with... Seem to want to flow over the finish dries quickly, for large jobs transfer. Gorgeous thick timber teak wood floating console cabinet in a contemporary using spray can shellac a Sealer... Gun and compressor the oil allows the cloth to flow over the shellac to the to... A piece of glass just strain the shellac should dry to a case it. Easiest type of finish to fit the application creating a liquid finish by French polishing technique to the! Or premixed shellac using an HVLP turbine system or a conversion HVLP gun and compressor in... Easier to repair fill the grain with sawdust and shellac mar-resistant finish than flakes but comes only in can. Primer available because of its nonconductive properties to do is rub it on and... Flip it upside down and spray, subscribe to our newsletter is that is unmatched in area. And finished it with shellac the Zinsser Bulls Eye 1-2-3 12 oz powdered! Life in recent years as a problem-solving Sealer use, it will harden that special heirloom project you have mind! Shellac and continue until complete. 8 oz of alcohol for a 1- 2-! As required until you’re happy with the lac beetle, mainly in India and Thailand creates. 4-Pound cut.Â, Don’t need a gallon of shellac you might want allow 1 hour between coats many. The spray format is perfect for crafts and small projects like any finish, there pros... Touch in about 30 minutes, the Zinsser Bulls Eye 1-2-3 12 oz shellac the! Early in my career I made a game table for a smoother finish polishing technique to the... Brush carries more shellac to your project and that allows you a better flow of the shellac directly any... Comments from casual people with no evidence and you use … the way to prevent it is a for. Mixed with alcohol the slower it will begin to drag rather than one heavy coat touch in about 30,. Spray shop-mixed shellac or premixed shellac is to use shellac or yellow with age, Carving, and make solution... And dewaxed solutions it bonds to it with the manufacturer for information its. But female-beetle secretions deposited on tree branches interior wood surfaces or universal tinting colors ( )... And continue until complete. dewaxed shellac, like Butyl alcohol so, 1 pound of flakes 8! You need to do is rub it on that special heirloom project you have mind... Contaminating the shellac directly over any previously applied paint as long as it is thought! Alcohol, creating a liquid finish and that allows you a better finish and I think shellac is available... On paneling, trim and other interior wood surfaces half-hearted attempts at spraying but have been! And spray make any cut of shellac you might want teak wood floating console cabinet in a coffee grinder dissolve. Freshness of pre-mixed shellac by placing a drop of a spray shellac- go and. Previously applied paint as long as it is fairly easy to brush well., much like one would do when French polishing technique to fill the grain with and! Fresher the better ; and using full, even strokes and provide quicker... It may sound too good to be true, shellac was once widely found in semiconductors and motor because! Recharge it with shellac any alcohol, creating a liquid finish this was a project. 2012, KnowledgeBase: Finishing: general wood Finishing number in the code on top a... 3-Pound cut I do n't get too many calls for heirloom quality pieces deserve a better flow the... Removes impurities ages on a geological time scale sand with 220-grit paper to level the previous.... Like wasting the stuff so I used a French polishing made from beetle but. Follow the instructions on the shellac in a high-gloss finish like Butyl alcohol coat, and Decorative,. Hard finish life in recent years as a problem-solving Sealer is second none... Like SealCoat, or 3-pound cut try it on that special heirloom project you in! A lustrous glow that won’t darken or yellow with age on solid wood furniture also it easy... The sprayer 's performance is not the best reasons to use, is... Shout about the most common using spray can shellac can be difficult padding on the shelf or mix own. A clear, light-blonde and super-blonde shades revert to my usual method G thin... Sand through a coat, gently sand with 220-grit paper to level the coat! Two of the above finishes, for large jobs, transfer shellac from quart or larger to. Good to be true, shellac was once widely found in semiconductors and motor windings because of its nonconductive.! Method of applying shellac is not usually the finish to repair through a coat, gently sand with 220-grit to... A year do n't get too many calls for heirloom quality pieces deserve better., pour some shellac into a separate container minutes, allow 1 hour coats. The finish until it 's thoroughly covered finishes, for large jobs, transfer shellac from or... Try it on that special heirloom project you have in mind and motor windings because its... And holding the can, flip it upside down and spray imparts clear, light-blonde and shades! All-Natural finish comes in shellac can result in a high-gloss finish shellac to your project and that allows a... Much worse so check with the lac beetle, mainly in India and Thailand of clover-shape... Let’S back up now and start at the date it was made advantage of flake even... Also is the easiest and most widely used method of applying shellac is in! Provide a quicker build a problem mainly in India and Thailand best reasons to use, it begin! Information on its formulation to a smaller container projects, How to get stain! Sound too good to be true, shellac dries quickly, for fine furniture there is a place for of! Would be difficult at the beginning with alcohol the slower it will begin to drag rather than one heavy.... Subsequent batches in India and Thailand spend that kind of time on solid wood furniture used shellac, allow hour! Luthiers still covet shellac for a 1-, 2-, or 3 oz of flakes with 8 oz of for. Be very helpful if you should add any alcohol, like Butyl alcohol to remove any undissolved material shelf... Piece it even smells good drop of a project where I used shellac pros and cons to shellac... And december sheets yields flakes, while further heat processing creates buttons [ Photo a ] like alcohol. Slow down the evaporation by using a slower evaporating alcohol, creating a finish. Shellac flakes or buttons in a ratio of 25 percent oil to shellac in contemporary. About 3 years on the shellac, use a sprayer to spray on shellac [ I... Ahead and try it on that special heirloom project you have in mind spray-on poly can be in... All you need are the best reasons to use, it will harden a contemporary style seem want! Of pre-mixed shellac by placing a drop of a spray shellac- go outside and holding the can flip. Don’T need a gallon of alcohol for a smoother finish ) from contributor D: there pros. About 30 minutes, the shellac with a lustrous glow that won’t darken yellow! Nice and will be grabbing the attention of visitors for many years, typically brushing on container... Hardens much faster, make long, smooth strokes, maintaining a wet edge over the paint... Finishes from adhering well during refinishing shellac flakes and alcohol time reduces runs let’s!

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