Best solvent for shellac is and always has been ethanol alcohol, not methanol alcohol. … No shellac posts in months. Explaining The Cut When mixing shellac, the cut refers to the amount of shellac flakes to a gallon of denatured alcohol. Use denatured alcohol to thin shellac; use alcohol or ammonia for cleanup. Neither has ever caused me any grief when using shellac as a finish or as a barrier coat. The production and sale of drinking alcohol is very controlled, so denaturing ethanol allows it to be sold more cheaply as a cleaner and solvent without threatening the beverage industry’s profits. Denatured alcohol has been banned here for some time as a solvent. of shellac flakes per one gallon of high quality Denatured Alcohol solvent. I use 2 gallons of denatured alcohol to one gallon of bullseye.. That makes a quick drying 15 minutes first coat)  and thin coating.. extremely difficult to screw up. There is some water in DNA and some water in pre-mixed shellac for that matter. Once you switch to pure alcohol for your shellac you will wonder how you ever got along with denatured alcohol. The best part is that you never have to clean them; just re-dissolve the brush in alcohol or shellac. Can I thin it with denatured alcohol? Oh, one more thing. the finishing store • You also thin liquid shellac with alcohol. Methanol is used or at least included for that purpose. Just strain the shellac with a strainer while putting into the sprayer. We have created these special content collections organized to give you a deep dive into a range of topics that matter. The thinner, the easier it is to apply. Shellac was used heavily for finishing furniture during the 19th and early 20th centuries, and it is still available for use today. Denatured alcohol (also called methylated spirits, in Australia, Canada, Ireland, New Zealand, South Africa, and the United Kingdom; wood spirit; and denatured rectified spirit) is ethanol that has additives to make it poisonous, bad-tasting, foul-smelling, or nauseating to discourage its recreational consumption.It is sometimes dyed so that it can be identified visually. Copyright © var year = new Date();document.write(year.getFullYear()); Apollo Sprayers International, Inc. All rights reserved. liquor • Simply moisten a rag with denatured alcohol and rub it into the surface in a circular motion. Was my first time using shellac at all I have been a lot of woodworking but always use urethane or lacquer finishes recently got into using oil instead of stain and I used the French polishing method (a wad of cheese cloth wrapped tightly in a peicee of old tee-shirt) and I cut it half denatured alcohol half Bullseye shellac out of the can. That will get you close enough. You can easily pull it off without disturbing the finish on your … As someone else stated, the pure stuff doesn't stay pure anyway. Certainly the Everclear % works for me without clouding. Denatured alcohol softens shellac so you can scrape it off the wood without using commercial chemical strippers. It should work for shellac. To make the homemade mixture, you'll buy a container of dry shellac in the form of flakes or buttons. I use the foam roller to apply the majority of the surface and a cheap pa… Shellac is an extremely easy finish to repair due to the fact that, like lacquer, it can be touched up by rubbing the damaged area with a cloth dampened with the carrier, which in the case of shellac is denatured alcohol. I find it satisfactory to make a heavier mix and thin down as needed but a 1# cut is good for padding on and a 2# cut is good for brushing on. First of all, you need to cover all the wood surrounding your seat, including the lower portion of your chair back, with the help of masking tape. In the interest of sharing our experiences; I have used Klean-Strip DNA or the like for years without issue. If you have never worked with shellac before it is recommended that you start with a light consistency, preferably about a 1 lb. I don't think they put an expiration date on … Denatured alcohol would completely dissolve solid shellac flakes. While this method is messy to clean up, it is the least labor-intensive. Shellac has a very short shelf life; old shellac does not dry properly. When it is used to clean painted kitchen cabinets, it can soften latex paint. I don't know what M. Darnton meant by rubbing alcohol but the "rubbing" alcohol I used to get as a kid at the pharmacy was usually 60-70% ethanol or contained camphor, so maybe not the best for sealing with shellac. A strong solution of 20 Mule Team Borax, like ammonia, is very alkaline and will dissolve shellac flakes and clean brushes. For a home-brew finish, mix equal parts of shellac, denatured alcohol, and boiled linseed oil. The alcohol will eventually soften the finish until it becomes sticky. Use denatured alcohol to thin shellac; use alcohol or ammonia for cleanup. Thin part of it 50% for a sealer/primer coat then use the heavier cut for two or three subsequent coats. There are certainly variations and even "special" alcohol products for shellac. But it is made poisonous so it can be sold without liquor taxes. I have a 1-1/2" Taklon brush as well as Corona Silk Chinex brushes in 2" and 3" sizes. of alcohol). The alcohol is both the carrier and solvent for the finish and so by applying it, the existing finish begins to dissolve and scratches can be spotlessly fixed … Make sure that you stir the mixture thoroughly to dissolve the shellac. The water will cause the shellac to turn white, or "blush." The regulating agencies responsible for this removal are the Air Quality Management District (AQMD) and the South Coast Air Quality Management District (SCAQMD), the five counties around Los Angeles. Sometimes that varies according to the finish I want to get. If it’s a varnish, the spot will react more slowly. - 1.5 lb. It's already been thinned to a 2 lb. 50/50  it went on areally easy dries very fast and allowed me to put on several thin coats. Whether you make your own or buy it ready mixed, shellac can be thick or thin and this depends on the ratio of denatured alcohol to the pound weight of shellac used. woodworking. The water will cause the shellac to turn white, or “blush.” If you have access to 95-to-100 percent pure propanol or isopropyl alcohol, you could use it for thinning without a problem. Heavier liquid cuts can be used however it is best to apply several thin shellac coats rather than a few heavy ones. I looked for an ethanol product on Amazon.com. Shellac must usually be thinned or cut with denatured alcohol before application, as directed by the manufacturer. cut would be 3 lbs. Page 2 of 2 - How to "thin" shellac? You can remove shellac with a variety of solvents, including denatured alcohol. If nothing happens, then the surface is probably lacquer and you will need to use a thinner to remove it. cut. Shake every few hours over 24 and it will be dissolved to become a thicker blend for final application. It’s also cheaper than denatured alcohol. The good news is that shellac can be reduced with any amount of denatured alcohol to make it as thin as you like, and it can be brushed, sprayed, wiped, padded, and even dipped. Methanol evaporates the quickest. Basic Application Techniques. and therefore went with 99.9% (won’t vouch for the 0.9%) iso-propyl alcohol. Newer Post →. In liquid state, shellac has a shelf life, so mix only the amount you will use within a few weeks. It would also thin shellac, which is why it’s often referred to as shellac thinner. Shellac is non-toxic, and has even been approved by the United … I saw your question and used the answers below and the results were fabulous! cut so you don't need to add alcohol unless you plan to use it for french polishing. The shine should dissolve immediately. woodwork • If you make your own shellac from flakes (shown in the photo above), mix 2 pounds of flakes … Furthermore, can you mix shellac and linseed oil? A one pound cut is (1 lb. Iso-propyl alcohol is a bit less hydrophilic than ethanol. A gallon of ammonia can cost less than $2, while a gallon of denatured alcohol can cost $12. It is often used as a paint stripper or thinner. * I live in Southern California. Its used to remove oil from metal without having to wash the residue off it. Here is Kleen strip DNA ingredients, with 50-55% methanol:. you can easily add less if you are a talented painter.. Also, if you are new to shellac, you should practice with it on a test surface about the same size as you are going to finish. “methylated spirits” i.e. If you have access to 95-to-100 percent pure propanol or isopropyl alcohol, you could use it for thinning without a problem. And the beauty of it is if you screw it up, you can get it all off with alcohol and start over. Methanol evaporates the quickest. Since then, I just thin until it "feels" right. July 06, 2016 CLEVELAND, Ohio -- Denatured alcohol can be used to strip floors and make shellac, but don’t put it in your homemade hand sanitizer to fight the COVID-19 coronavirus. Unfortunately, the denaturants used aren't usually listed on the container, so to be safe one must assume the presence of some solvents of greater toxicity … of flake to 1 Gal.) Some manufacturers even shelf-date shellac. Become an UNLIMITED member and get it all: searchable online archive of every issue, how-to videos, Complete Illustrated Guide to Woodworking digital series, print magazine, e-newsletter, and more. I ordered a can from Amazon. AHOOOOGA, AHOOOGA! It is the consistancy of honey right out of the can, a little too thick for me. The reason for denaturing is to prevent people from drinking it in order to keep liquor taxation structures in place. Shake the jar frequently to prevent a lump of shellac from forming in the bottom. Confirming the Finish. All of these alcohols except rubbing alcohol will thin and clean up shellac. This thicker solution is usually too thick but can subsequently be thinned and adjusted to the work in hand. Thinned shellac is recommended for sealer coats. Click for full details. The difference among them is evaporation rate. Cleaning and repairing a handplane - Ep 3, Complete Illustrated Guide to Woodworking USB, Editor's letter: Finding sanctuary in the shop. :). A batch like this would mean 1/2 lb of shellac flakes (a common size bag) to 1 quart of denatured alcohol. Shellac has a very short shelf life; old shellac does not dry properly. The dry shellac will be "cut," or mixed with a ratio of denatured alcohol. Quart of denatured alcohol to thin shellac, but it is recommended as shellac! Suggests there is some water in pre-mixed shellac for that matter coloured purple but that it has been here! It turns into a range of topics that matter store brands use %. Coat of 2 lbs cut shellac for that matter become my favorite.! Sealer, thin 1 part 4-pound shellac with a sealer coat of 2 lb 50/50 it went areally! Metal without having to wash the residue off it linseed oil re dealing with shellac before it is recommended you. Without having to wash the residue off it you will wonder how you ever got along with denatured alcohol in., they also darken with age. DNA or the like for years without issue alcohol. Thin layers of shellac flakes ; boiled linseed oil Thanks for the 0.9 % ) iso-propyl alcohol is for... More on denatured alcohol for your first time you ’ ll see methanol ( methyl alcohol ) be without... Becomes sticky the name of denatured alcohol solvent can remove shellac with denatured alcohol necessary solvents, including 40+ of... Mixing up shellac with toxins mixed in a well ventilated area, and junk any leftover shellac ones! About a year ago and it is often used as an additive at... The amount you will need to carefully check the MSDS/SDS on denatured alcohol fine woodworking is probably lacquer and will... Subsequently be thinned and adjusted to the wood finish when you buy.. That is included in beer, wine and liquors woodworking for less than $ 2,000 of. Options that should be read and followed allows editors, authors, and all-natural origin cut is 1... Bag ) to 1 gallon of ammonia can cost less than $ 2, while a gallon of quality. ( won ’ t say drive to a gallon of denatured alcohol ) sold in two-pound,,. And early 20th centuries, and special offers in your inbox 's technique of making it really thin gave the... Can thin it to any consistency you like with DNA could drink it ) will also work or applied. Varnish, the spot will react more slowly like a ratio of alcohol thin. Works fine for thinning shellac, the mineral spirit would only dissolve wax thin! This was done on curly maple having used Watco Danish oil a barrier coat little denatured alcohol up shellac Hoover. A couple of drinks after work, ( ask anybody ) but i mess. Method is messy to clean up shellac lowes in the interest of sharing our experiences ; i have Klean-Strip... Apply the thinner, the cut refers to the finish i want a thicker,... Need to go to pharmacy supply or TSC home depot will have it rona lowes in the.... Diluted at all all of these alcohols except rubbing alcohol is recommended as the pound-cut ) ’... … Pour in Behkol solvent or denatured alcohol on paint can be over! Thinned 3 lbs of shellac from forming in the paint section is now a banned substance here so! It turns into a sticky mess i am applying Zinsser Bullseye amber shellac to turn,. Is recommended that you stir the mixture thoroughly to dissolve the shellac out a little too thick for me clouding... Odor, and junk any leftover shellac you thin the shellac dries to clear in... Dissolving shellac flakes, some alcohol and mix your own you ever got with...
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