Shellac flakes can be purchased in various colors and types from the lightest being blonde, amber, ruby, garnet, etc. With shellac, fresh is somewhere between two and six months, at which time we throw it out and mix a new (small) batch—a pint or two of shellac in a four-pound cut will go a long way. Pour the required amount of methylated spirits into a glass or plastic container (do not use tin or metal as this will result in the solution darkening). I have quite a lot of shellac flakes in plastic self seal bags, airtight I assumed. It is anything up to 5 years old and has been kept in a region where humidity is generally above 80% all day and night. How to Remove Shellac. A polar compound should work. Have no idea whether that is relevant for shellac. Ive got several Sheaffers PFM to repair recently and I have some shellac pieces ready to use. Even if Shellac flakes are stored in a cool, dark and dry place, but older than 2 years (thumb rule), it will not dissolve completely in alcohol overnight when compared to fresh stock. I've been using shellac for a while, and have some experience, but I'm having a really strange experience, and could use some advice. Water will slow the evaporation rate. In this video I demonstrate how to dissolve shellac flakes int... Related Products. Oct 11, 2012 - Shellac is a sticky resin commonly used as a wood sealer and finisher. In fact, you can dissolve shellac flakes in alkaline water (hat … not as a barrier for urine, smoke or sap). Thanks! Dewaxed flakes shellac, simply diluted in denatured alcohol, serves as a varnish and is used in many natural varnishes.The dewaxed flakes shellac varnishes are used to erode polish buffers, they are often found on musical … Dissolve Shellac into pure methylated spirits (95%) at the following rate: - 250gms Shellac in 1 litre of pure methylated spirits. Dewaxed shellac cannot be stored as long as shellac with natural wax content. What is shellac? You will need to do this 3-4 times and it will devolve completely. It is found on almost all wooden furniture pieces. In excellent storage conditions, shellac flakes can last many years (storage conditions from 40F to 50F at <40% RH are suggested). Shellac is can easily be damaged by water or alcohol, leaving white spots on the wood piece. Both methods work fine, but this method requires you to clean the container that you measured the shellac flakes in. If the shellac is fresh or has been stored correctly then it should fully dissolve in 100% metho within 1 hour, 2 hours at the outside. I always strain my shellac through a paint filter after dissolving, so that picks up any stubborn bits. The trick is to find a different polar solvent. Water is a weak polar compound, too weak to get a useable shellac cut. Joel's Blog: Shellac Shelf Life -The Followup: 10/20/2011: When we last spoke of shellac our hero had said all my shellac dissolves send me some dewaxed shellac and I will try to dissolve it. After mixing the shellac flakes, it takes up to 24 hours to dissolve. Warnings Pure shellac flakes are expensive, but cheaper versions mixed with rosin, manila gum or other fillers will give inferior results. More clear than natural shellac. A test for suspected old shellac is easy --simply dissolve the flakes in alcohol. +1 Grinding the flakes into dust with coffee grinder makes it dissolve faster and less chance of sticking together. Shellac will dissolve in any alcohol, including watery alcohol, but if you don't know and can't reproduce the solvent mix, you'll get pretty unpredictable results. I’ve heard of some folks purchasing 99% concentrations of isopropyl alcohol through medical suppliers. It also dissolves in methanol, butyl and isopropyl alcohol . When I add to methylated spirits, it will not dissolve. In its raw form, shellac comes in flakes that you can dissolve in alcohol. Dissolve dry shellac flakes in denatured ethanol, which is sold in most paint stores. When processed, it is turned into dry flakes which are dissolved in industrial alcohol to make liquid shellac. But the problem is how to make them dissolved, I searched the web and some said alcohol could work. I couldn’t find any 99% denaturated alcohol. We had found that just about everything dissolved if we agitated it enough. Question. Little bug parts and other impurities always seem to make it into the shellac flakes. Speaking of which, we will need some alcohol for our mixture. I found that shellac will sludge on the bottom unless you shake it well enough to let the denatured alcohol do it's stuff. We use Tiger Flakes from Tools for Working Wood. Anyway, alcohol is not easy to buy. Shellac flakes dewaxed pale slightly golden toned. A small stick will do and give it a churn to get it moving. Room Temperatures of 75 F-90 F will speed up this process. The alcohol should be anhydrous, that is it should not contain water, because water will cause the shellac solution to become cloudy or milky in appearance. Mixing Shellac Flakes with Denatured Alcohol. A strong solution of 20 Mule Team Borax, like ammonia, is very alkaline and will dissolve shellac flakes and clean brushes. RawKrafted Krumble Flakes Premium Shellac Super Blonde 8 oz Bag. If the flakes are fresh they'll dissolve overnight. Start with fresh shellac flakes. Dissolving and mixing shellac flakes Mixing procedure • Determine the “cut” and volume of shellac you plan to mix. Often confused with tree resin and lacquer, shellac is an excretion gathered from the lac insect that is useful as a sizing or an isolating varnish between paint layers. Begin with a bone dry, completely trimmed piece, in this case a bowl. I’ve had some flakes for years, and while I sometimes get bits that refuse to dissolve, I find that is more to do with the temperature in the room than the flakes. Natural finishing product in soluble flakes in the Lacquer Thinner (denatured alcohol).Shellac is rather an organic resin secreted by an insect lacifera laca. This term has caused much confusion in the U.S. Because of its origins, it is not vegan, but it is a renewable resource, unlike its synthetic alternatives. A little longer with 95%. Quick view Add to Cart. Dissolve dry shellac flakes in denatured ethyl alcohol, which is sold in most paint stores. Methanol will evaporate the quickest, followed by ethanol, butyl and isopropyl alcohol . Re: Shellac Question - mine won't dissolve completely give it a good stur. Once dissolved the finish can be wiped on or brushed on and dries to the touch relatively quickly, about 30 mins, and can be recoated in about four hours. The flakes will be marked de-waxed or not. We do not know how long it could be stored but we recommend to use it within a year. I've been reading past posts about quick and shiny finishes and in amongst those are folks who say they mix their own shellac. Shellac has a definite shelf life. We also need a small cup, and a clean cotton rag. Now that DNA seems hard to get what do you use to dissolve your shellac flakes and what flakes do you prefer. Shellac flakes have a finite shelf life unknown to most users. Use a multi-folded piece of cheese cloth, paint strainer, or clean old t … You can also purchase shellac in its pure form of dried flakes and then dissolve them yourself in denatured alcohol. Large chunks weren't a problem either - agitate and all was well. Iso-propyl alcohol is a bit less hydrophilic than ethanol. and therefore went with 99.9% (won’t vouch for the 0.9%) iso-propyl alcohol. If it takes overnight or a day then either the shellac or metho is no good and you may not get the best result when the shellac is eventually used. There are lots of… This allows more of the flake's surface area to come into contact with the alcohol at once and dissolve quicker. This goes for even the finest grades of blonde shellac. We're also going to wear gloves throughout this process because shellac can get a little bit sticky. • Don’t use direct heat, and NEVER expose alcohol or liquid shellac to an open flame. How to Create Shellac Resist Decoration. Shellac flakes WILL degrade such that they will no longer dissolve in alcohol. He had just read in a book that it was the best solvent to use with shellac. A woodworker friend called wanting to know where he could buy some methylated spirits. Shellac flakes can be pounded in a bag until powdery, to help them dissolve faster. so you can choose different colors for different finishing needs. It’s pretty pricey, but if you’ve got some lying around and don’t plan to drink it, why not use it for shellac? Shellac does not dissolve in alcohol. You can buy shellac ready mixed or you can make your own. Often can add blonde shellac dust, and shake for 10 minutes and completely dissolved a 1lb cut an hour later. Also know, how do you make shellac flakes? (See chart.) Fresh-mixed shellac is an excellent film finish, and we go through a lot of it in our shop. I had a still sealed bag of BT&C blonde Tiger shellac flakes. Not Helpful 3 Helpful 9. of dry shellac flakes by storing them after purchase in a cool, dry area-- a refrigerator is best. Yes No. Another method is to weigh the shellac flakes separately, measure out the alcohol, then add the flakes. YMMV-- If it wasn't for bad luck, I wouldn't have no luck at all, - Albert King - Born Under a Bad Sign released 1967 Start fresh! To make your own you buy flakes and mix them with denatured alcohol. RawKrafted. Since my pieces are typically about 1/4-inch thick, tapering to 3/16-inch at the rim, I take extra care not to put a strain on it. • Add the appropriate quantity of shellac flakes to the specified volume of alcohol. So I asked him if the book he was referring to was from England, to which he answered that it was. Most shellacs should be totally dissolved within three days. $24.00. Obsolete dewaxed shellac may not dissolve properly in alcohol. Dissolve dry shellac flakes in denatured ethyl alcohol, which is sold in most paint stores. The label on commercial brands should tell you whether it is de-waxed or not. 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 … Before you even think of applying shellac to your project, you've got to strain it! Shellac is a perishable product and despite common misconceptions, shellac flakes do NOT last forever. Shellac is a resin that the female lac bug secretes. even better than lots of old flakes. Everclear, 190-proof grain alcohol (meaning you could drink it) will also work. mix your own shellac. Quick view Add to Cart. The alcohol should be anhydrous, that is it should not contain water, because water will cause the shellac solution to become cloudy or milky in appearance. 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