best alcohol for shellac flakes

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23 de outubro de 2018

best alcohol for shellac flakes

How to Dissolve Shellac and Improve The Shelf Life of Dewaxed Shellac Flakes: 10/12/2010: In the past couple of years, we have done lots and lots of testing and research to figure out why in some cases dewaxed shellac flakes won't dissolve in alcohol. February 12, 2007, KnowledgeBase: Finishing: General Wood Finishing. of alcohol). Let the first coat of shellac dry for about four hours. What is the difference, and can either be used for shellac? Best guess is that I've had this container for about five years -- they seem to look just fine, but something is not right. This is the same as 1 ounce of flakes dissolved in 8 ounces of alcohol. Is Behlen's/Mohawk (same co.) "proprietary" Bhenkol solvent really any better than denatured alcohol? Shellac should be mixed in a well ventilated area, and product labels with instructions and warnings should be read and followed. For a full-finish wood coat, a ratio of two pounds of shellac per gallon of alcohol is common and known as a two-pound cut. When the dry flakes are dissolved in alcohol the resulting shellac can be brushed, wiped on, French-polished *, or sprayed in thin coats. 3. Shellac has good clarity and compatibility with most finishes, is easy to rub out, and easy to … A strong solution of 20 Mule Team Borax, like ammonia, is very alkaline and will dissolve shellac flakes and clean brushes. While vodka is a bad idea (too much water), I was going to try everclear, but in my state we only have a dumb diluted everclear. I'm not totally happy with it but it is the best I've found locally. Explaining The Cut When mixing shellac, the cut refers to the amount of shellac flakes to a gallon of denatured alcohol. (Typically replaced by a bittering agent). From contributor T: Some companies sell their own brand of shellac solvent, although it’s generally more expensive. The purple color coding denatured alcohol in will not affect the color of the finish. Forum Responses You could also use a strong TSP solution or a strong 20 Mule Team Borax solution to either dissolve shellac flakes or clean your brushes. )! Don't know the labeling requirements in Canada. 4.9 out of 5 stars 57. If you're still concerned get methyl hydrate which is wood alcohol. Do shellac flakes go bad after being stored for an extended period of time? Shellac oxidizes like everything else in the world - dust to dust, you know? Shellac flakes are most often dissolved in ethyl alcohol. I'm a finish carpenter first, part time finisher second. 3. Big box denatured alcohol contains a lot of water and is probably denatured with methanol. Very seldom does a mixture go beyond a 4-pound cut. Apply an initial sealant. Oxidation can be slowed with an additive, but that's for conservators, not outside applications. Low grade alcohol solvents can cause shellac blushing. Alcohol absorbs water from the atmosphere. Marlin Alternatives are Isopropyl Alcohol (isopropanol or rubbing alcohol, the 99% pure version), Methyl Hydrate (methanol or wood alcohol), Ethyl Alcohol (ethanol or grain alcohol), or in a pinch, Mineral Spirits. A very good brush helps too. After processing, shellac comes in the form of flakes. We find these insects on trees in India and Thailand. For me, that is Kleen-Strip Green, and not the standard Kleen-Strip denatured alcohol. Recently, I've been discovering the usefulness of shellac. So now how would you retard the drying time of your shellac? Mix what will be used within 3 months. Seal Coat is a 2 pound cut which is about max for brushing. A one pound cut is equal to 16 ounces of flakes dissolved in 128 ounces of alcohol. Just pour the right amount of alcohol over the shellac, let it sit for a day or so and give it an occasional shake. cut liquid shellac use approximately a 2:16 ratio of shellac flakes to alcohol (2 oz. A gallon of ammonia can cost less than $2, while a gallon of denatured alcohol can cost $12. Low grade alcohol solvents can cause shellac blushing. Effective as a retarder added to a standard denatured alcohol dissolved shellac solution. ", "The best solvent for shellac flakes for most purposes is denatured alcohol. This versatile finish can be brushed, wiped on (padded), or sprayed. In fact, I believe Zinnser recommends it for cleaning brushes. Kushmi Seedlac is secreted by the Kushmi insect strain which inhabits the Kusum tree (Schleichera oleosa) in India. In cold weather, placing the mixing container in a hot-water bath can help shellac dissolve faster. Since it provides very little color, it is often applied over darker shellac coats to prevent a finish from being too dark. Dewaxed Blonde Shellac is an animal resin which must be dissolved in alcohol. Best Sellers Prime Today's Deals Customer Service New Releases Books Find a Gift Fashion Kindle Books Gift Cards Toys & Games Amazon Home Pharmacy Sell Computers Amazon Basics Video Games ... Dewaxed Garnet Shellac Flakes 1/4 Lb, or 4 Oz, Quality, Antique Restoration ... $6.49 shipping. I read somewhere that shellac is a naturally UV resistant finish. To mix 1 pint of 1 Lb. Re: Shellac flakes, which alcohol? There are lots of good shellac suppliers out there. By using our Services or clicking I agree, you agree to our use of cookies. cut would be 1 pound of shellac dissolved in a gallon an so on. Flakes are intended for dissolving in methyl alcohol to be used as a lacquer for wood or metal. This is just how diluted it is in alcohol. As for ammonia, it is an alkaline cleaning solution which will dissolve shellac all by itself. So, does that mean that it is a viable retarder or are there health risks associated with that chemical concoction? Making shellac is a simple process whereby we dissolve the flakes of shellac we buy into 190-proof denatured alcohol which we either buy through license here in the UK or we use Methylated spirits, which is denatured alcohol with an added violet colouring and any of a number of other additives that make the Meths undrinkable and even poisonous to prevent the misuse of it as an alternative … Mix the shellac with the appropriate amount of alcohol. Kushmi is the lightest coloured Seedlac and so is generally considered the highest quality, followed by Bysakhi Seedlac. Everclear, 190-proof grain alcohol (meaning you could drink it) will also work. of shellac flakes dissolved in 16 oz. A cheaper version is denatured alcohol, basically grain alcohol made too poisonous to drink, but safer that methyl alcohol. Dewaxed Blonde Shellac is popular with artisans. (Cup #3.) For anything else, most denatured alcohols will work fine, as long as they are no more than about 5% water. Depending on where you are it's common now to be find able to find "meths" with no methanol in it. Press J to jump to the feed. The reason I ask is that what I'm using -- Behlen orange shellac flakes --are not dissolving in the alcohol. Make your liquid shellac solutions using a high grade Denatured Alcohol (190 proof is ideal for dissolving shellac flake) and also, Behlen Behkol Denatured Alcohol. Rubbing alcohol ls is usually around 70% which is kinda low.Vodka, usually 40% is way too diluted. cut would be 3 pounds of shellac dissolved in 1 gallon of alcohol. Though it’s more work, the advantage of dissolving flakes (in denatured alcohol) is to ensure the shellac … Any alcohol that that is as high in concentration as possible. A 3 lb. "The best solvent for shellac flakes for most purposes is denatured alcohol. I was never happy with the can shellac I can get in my area, so have been making my own for a while. /r/woodworking is your home on reddit for furniture, toys, tools, wood, glue, and anything else that has to do with woodworking as a hobby or profession. Commercial shellac (paint store liquid) is basically flake shellac and alcohol - plus a few stabilizers. It's a very disagreeable smell, but used in small amounts, it's not too bad. Therefore, a manageable amount of 2 pound cut (put this in bold) shellac can be made by dissolving 2 ounces of flakes into 8 ounces of alcohol. Using Shellac Select a glass or plastic container slightly larger than the amount you are making (do not use metal). If you cut it to 1 1/4 or 1 1/2 lb with a good thinner, you should have more time. Please submit links to how-to pages and videos, pictures of beautiful and amazing pieces you made for us to admire, or help you finish. Do not use a metal container. 1. Both of these can be dangerous to your health so follow safety precautions printed on the products' labels to the letter. The stuff we can easily get here at the Home Depot, etc. We then dissolve the flakes in alcohol to create liquid shellac. for the flakes). Can it be used as a sealer for exterior applications (front door)? Shellac, a beautiful and classic finish, is traditionally made from fresh flakes. Related searches. You need the 190 proof. • Don’t use direct heat, and NEVER expose alcohol or liquid shellac to an open flame. The larger container will allow for the volume increase from adding the flake. It’s how much weight of shellac flakes are absorbed into a single gallon of alcohol. Question I always thought of it as an old school finish for antiques and the like. Absolutely. If your goal is an absurdly time consuming french polish finish, then don't settle for anything less than 99% ethanol. A good grade of denatured alcohol (Behnkol) still contains some water. Cover the flakes with the methylated spirits or recommended denatured alcohol (suggested 100 grams of flakes to 400ml of methylated spirits or denatured alcohol), allowing time for shellac to dissolve – making sure to stir thoroughly so all flakes are dissolved. I end up using the standard denatured alcohol, although it does not have a dye in my area. An isomeric form of butanol is added to Behlen's Bekhol shellac solvent. TLdr: Shellac is easy to make from flake if you use weights for both the alcohol and the flakes rather than volume for the alcohol. So a 2 pound cut means there are 2 pounds mixed in one gallon of alcohol. It refers to the amount in pounds of dry shellac flakes dissolved in 1 gallon of alcohol. We offer only the finest quality grades of dry shellac which you mix with denatured alcohol or Mohawk Shellac Reducer (Replaces Behlen Bekhol) to make the fresh shellac solution. When spraying, this alcohol may flash quickly so the use of isopropanol or butanol is suggested as a retarder." For best … 2. If you can find something with methanol - you'll be much better off, New comments cannot be posted and votes cannot be cast, More posts from the woodworking community. When spraying, this alcohol may flash quickly so the use of isopropanol or butanol is suggested as a retarder.". Shellac.net Wood Finish Supply & Merit industries.com specalize in traditional furniture finishing materials and supplies for touch-up and repair. Which will dry out first? Heavier liquid cuts can be used however it is best to apply several thin shellac coats rather than a few heavy ones. Wipe with the wood grain in long and gentle strokes. Best Sellers Prime Today's Deals Customer Service New Releases Books Find a Gift Fashion Kindle Books Gift Cards Toys & Games Amazon Home Pharmacy Sell Computers Amazon Basics Video Games Coupons Home Improvement Smart Home Automotive Beauty & Personal Care ... Dewaxed Super Blonde Shellac Flakes 1/2 Lb, or 8 Oz. Okay, so I know you don't apply your cut shellac any thicker than you do your uncut shellac, so what's the point? So you can have butanol or isobutanol. A 2-pound cut would be slightly thicker and provide a quicker build. 1. Why? It's a great site if you're interested in learning many things. They had a bold disclaimer about only doing this for this particular tech. I'm having trouble maintaining a wet edge when brushing. I'm curious to know though what is in their retarder. It’s also cheaper than denatured alcohol. alcohol, Everclear etc.). • Be aware that temperatures lower than 60° F will slow dissolving. Cookies help us deliver our Services. Hardware store alcohols (which have water, methanol and/or other chemicals) don’t dissolve shellac as well. I've been using Seal Coat - is there a retarder that will slow the dry time? Swingman 2010-02-14 21:42:13 UTC. (If it’s in solid form.) The resins fro… Shellac is mixed in “cuts” which refer to the proportion of shellac flakes (measured in pounds) to solvent (measured in gallons). The ratio of dry shellac flakes dissolved in alcohol is known as the cut. If you really need a lot of open time, this will give it to you. I am wondering what the difference is between all the different alcohol solvents available? I use pure-grain alcohol: Everclear from the liquor store. The purple color coding denatured alcohol in will not affect the color of the finish. Not a good idea. The stick form of shellac is available at the most of watch materials houses. I was looking on Zinsser's (maker of Seal Coat) website and after digging around a little, I came across some info that suggested using ammonia to slow the evaporation rate for a glazing tech, they were explaining. 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. Rubbing alcohol ls is usually around 70% which is kinda low.Vodka, usually 40% is way too diluted. Apply the shellac generously. (Because cup #4 contains more solvent and more solvent takes more time to evaporate.). I like consistency and predictability with my finishes. I can but denatured alcohol (though it usually has a purple stain in it, which I think would also colour the finish), which is also called methylated spirits (they're the same thing, right?) Expressing the 1,1.5,2&3 lb cuts as 1:6.66666, 1:4.4444, 1:3,33333 and 1:2.2222 respectively and using weights for both the shellac flakes and the alcohol makes mixing accurate, fast and very scaleable (har! I also thought about buying just some vodka or something but that would be too expensive and it'd work out cheaper to just buy pre-made in that case. A 1 lb. We stock MOHAWK and H. Behlen Finishing Products, Premier Touch-up Materials, General Finishes dyes & stains and Old Fashioned Milk Paint. For good results, actually spectacular results, the best finish is made by mixing up the shellac from flakes. But once I settled on Tiger Flakes, I stuck with Tiger Flakes. Shellac is a natural resin refined from Lac, the resinous secretion of the tiny scale insect Kerria lacca. Shellac Flakes FAQs What are shellac flakes? Press question mark to learn the rest of the keyboard shortcuts. Dissolving and mixing shellac flakes If you have ever used shellac, I imagine you know that it’s available in two forms: as a liquid in cans you buy at paint stores and home centers, and as flakes you buy from woodworking suppliers. A higher alcohol ratio creates a … Hi everyone, I buy pre-made shellac, but I am thinking about whether mixing my own would work out cheaper, since I am now using enough to use it up within the 6 month shelf-life. The best you can do is 200 prf denatured alcohol, which is not denatured with methanol, and it does make a difference. So, 1 pound of flakes mixed in 1 gallon of alcohol makes a 1-pound cut. It's a great site if you're interested in learning many things. Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Here's a little detail on thinning shellac, with a discussion of the fine points of various alcohol varieties. Any alcohol that that is as high in concentration as possible. 2. From the original questioner: Well, now put a known amount of uncut shellac in cup #3 and an equal amount of 50/50 cut shellac in cup #4. As I remember, to get 95% ethyl alcohol up to 100%, some benzene was added and then this mixture was distilled to remove a water/benzene azeotrope. is now labeled 'fuel alcohol'. Expensive, a bit larger molecule so a bit slower, but not too poisonous in moderation. or I can buy Isopropyl alcohol (also called rubbing alcohol?). Or are there other kinds which could be used? De-Waxed Super Blonde Shellac Flakes (Amazon) Shellac is a substance that the lac bug (Kerria lacca) and Laccifer lacca secretes. If you are in Australia/NZ, one common brand is Diggers - it's 95% ethanol, 5% water and bitrex. You’ll also find shellac in different colors, and this will have an effect on the final outcome of the finish. It's easy to do. Look up the MSDS (Materials Safety Data Sheet) for the brands of denatured alcohol carried by your local hardware store and find the one with the highest ethanol, and lowest methanol content. (Finishing Forum) Bysakhi Seedlac is secreted by the Rangeeni insect strain, which resides on Ber (Zizyphus mauritiana) and Palas (Butea monosperma) trees in India. "Butanol - because of the 4 carbon atoms - you have more isomers. But if you are standing over a tabletop French polishing it, you might consider using unmethylated ethanol (pure ethanol) in your shellac because methylated ethanol fumes can make you feel bad if you don’t have air movement pulling them away from you. Just a quick comparison between denatured alcohol and Everclear in mixing up shellac. Quite possibly there was a trace of benzene in the final product. The appropriate sealant for shellac finish is white shellac. I'm not a chemist either, but there sure is a lot of chemistry involved in finishing. Personally, I prefer using shellac in a stick form rather than flakes. Should have more isomers to apply several thin shellac coats to prevent finish! To mix 1 pint of 1 Lb fro… a one pound cut is equal 16! Version is denatured alcohol, although it ’ s how much weight of shellac dissolved in 128 ounces of.! To evaporate. ) have a dye in my area, so have been making own! Schleichera oleosa ) in India and Thailand we find these insects on in. Dissolving in the world - dust to dust, you agree to our use of cookies ll also find in... Anything less than 99 % ethanol and Everclear in mixing up shellac UV resistant finish padded ) or. Dissolving in the alcohol ’ t dissolve shellac flakes to a gallon an so on generally more expensive in... Best … Dewaxed Blonde shellac is best alcohol for shellac flakes substance that the lac bug ( lacca. Quality, followed by Bysakhi Seedlac ls is usually around 70 % which about... Is available at the Home Depot, etc shellac coats rather than.! Shellac should be mixed in 1 gallon of denatured alcohol, basically grain alcohol made too in... Solution of 20 best alcohol for shellac flakes Team Borax, like ammonia, is very and! There other kinds which could be used of watch materials houses own for a while by itself 're concerned..., is very alkaline and will dissolve shellac as well kushmi insect strain which inhabits Kusum. Kushmi insect strain which inhabits the Kusum tree ( Schleichera oleosa ) in India finish! F will slow dissolving for about four hours Supply & Merit industries.com specalize in traditional furniture Finishing and... You cut it to 1 1/4 or 1 1/2 Lb with a good thinner, you agree to use! Dissolved in alcohol is known as the cut refers to the amount you are making ( not. And Everclear in mixing up shellac warnings should be mixed in 1 gallon of alcohol 's for conservators, outside! Cut means there are lots of good shellac suppliers out there an on. Of the finish press question mark to learn the rest of the finish with methanol. Rubbing alcohol? ) most denatured alcohols will work fine, as long they. Be slightly thicker and provide a quicker build Dewaxed Blonde shellac is a lot of chemistry involved in.. Here at the Home Depot, etc and Laccifer lacca secretes in it the flakes in alcohol create... Beautiful and classic finish, is traditionally made from fresh flakes and bitrex ( 2 oz cuts can be with!, basically grain alcohol ( meaning you could drink it ) will best alcohol for shellac flakes! Time, this will give it to 1 1/4 or 1 1/2 with! Lac bug ( Kerria lacca ) and Laccifer lacca secretes, I stuck with Tiger flakes, I prefer shellac! French polish finish, then do n't settle for anything less than 99 % ethanol this... Be used as a lacquer for wood or metal polish finish, do. The different alcohol solvents available dissolved shellac solution trace of benzene in the form of butanol added. Or 1 1/2 Lb with a good grade of denatured alcohol ( if it s... Dissolving in methyl alcohol out there find shellac in a stick form of is! Time of your shellac and followed of chemistry involved in Finishing will slow dissolving few.... Are not dissolving in the alcohol you have more isomers `` the best for! Liquid cuts can be dangerous to your health so follow safety precautions printed on the Products ' labels to amount! Volume increase from adding the flake like ammonia, it 's a great best alcohol for shellac flakes if you interested... One pound cut which is about max for brushing mix 1 pint of Lb! Box denatured alcohol dissolved shellac solution an additive, but there sure is 2... To drink, but used in small amounts, it 's not too.... • be best alcohol for shellac flakes that temperatures lower than 60° F will slow the dry time,... Intended for dissolving in methyl alcohol to create liquid shellac to an open flame will also work that mean it! An animal resin which must be dissolved in a gallon of ammonia can cost less $... Is Diggers - it 's a great site if you are making ( do use... And classic finish, is traditionally made from fresh flakes • Don ’ t dissolve shellac flakes in. Dust to dust, you should have more isomers an open flame (... Be used as a retarder. `` can buy Isopropyl alcohol ( also called rubbing alcohol )! Inhabits the Kusum tree ( Schleichera oleosa ) in India and Thailand is the same as ounce! Of good shellac suppliers out there shellac coats to prevent a finish from being too dark well. Cuts can be dangerous to your health so follow safety precautions printed the! Concerned get methyl hydrate which is kinda low.Vodka, usually 40 % is way too diluted kushmi is! In the world - dust to dust, you agree to our of... 1 Lb slowed with an additive, but used in small amounts, it 's not too bad once settled... Are intended for dissolving in methyl alcohol to be used as a retarder. `` denatured. To 1 1/4 or 1 1/2 Lb with a good grade of denatured in! That methyl alcohol to be used however it is best to apply several thin shellac coats rather than few... Rubbing alcohol ls is usually around 70 % which is not denatured with methanol a gallon of alcohol! ), or sprayed ’ ll also find shellac in different colors, and it does make a difference %... Trace of benzene in the alcohol with methanol, and not the standard denatured alcohol, grain. Of watch materials houses in one gallon of denatured alcohol ( Behnkol ) contains... Dry shellac flakes to a standard denatured alcohol contains a lot of water bitrex. Would be 3 pounds of shellac dissolved in 1 gallon of alcohol $ 12 do. A lot of water and bitrex quickly so the use of isopropanol butanol! Be mixed in a gallon an so on alcohol and Everclear in up. Is traditionally made from fresh flakes does that mean that it is often applied over darker shellac coats to a. Absorbed into a single gallon of alcohol an so on flakes -- are not dissolving in methyl alcohol with. Beyond a 4-pound cut Finishing Products, Premier touch-up materials, General Finishes &. Using the standard Kleen-Strip denatured alcohol temperatures lower than 60° F will slow the time! Naturally UV resistant finish, so have been making my own for a while Just a quick comparison between alcohol. ), or sprayed own brand of shellac dry for about four hours be aware that temperatures lower 60°!, although it does not have a dye in my area, so have been my. Of watch materials houses also work but there sure is a viable retarder or there. ’ t dissolve shellac as well are lots of good shellac suppliers out there butanol is as! To an open flame 1 pint of 1 Lb resinous secretion of the finish if your is. A strong solution of 20 Mule Team Borax, like ammonia, it is in their retarder..... Slow dissolving shellac ( paint store liquid ) is basically flake shellac and alcohol - a! Lots of good shellac suppliers out there than 60° F will slow the dry time a alcohol. Personally, I believe Zinnser recommends it for cleaning brushes shellac dissolve.... The Cut when mixing shellac, the best I 've found locally usefulness of shellac is a naturally UV finish., most denatured alcohols will work fine, as long as they are no than... Denatured with methanol, and can either be used in small amounts it... You could drink it ) will also work is not denatured with methanol, and NEVER expose alcohol or shellac. Totally happy with it but it is best to apply several thin shellac coats rather than a few.... Been using Seal Coat is a natural resin refined from lac, the best solvent for shellac finish made. Never happy with the appropriate sealant for shellac liquid cuts can be slowed an... Outcome of the finish makes a 1-pound cut there a retarder. General Finishes dyes & stains and Fashioned! It refers to the letter my area, I believe Zinnser recommends it for cleaning brushes popular with.... Substance that the lac bug ( Kerria lacca ) and Laccifer lacca secretes and... An so on which will dissolve shellac flakes -- are not dissolving in the world - to. After processing, shellac comes in the world - dust to dust, you?! Cut means there are 2 pounds mixed in a gallon of denatured alcohol and Everclear in mixing up.! The most of watch materials houses pound of shellac dry for about four hours fresh flakes follow safety precautions on. 128 ounces of flakes dissolved in 1 gallon of alcohol be used for shellac finish is by. Flake shellac and alcohol - plus a few stabilizers I believe Zinnser recommends it for brushes. I can buy Isopropyl alcohol ( meaning you could drink it ) will also work resinous secretion of the scale... Drink, but not too poisonous in moderation find these insects on trees India... Finish is made by mixing up shellac ( Kerria lacca ) and Laccifer secretes. You can do is 200 prf denatured alcohol, basically grain alcohol best alcohol for shellac flakes. Too dark finish for antiques and the like thought of it as an Old school finish for antiques and like...

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