Begin with a bone dry, completely trimmed piece, in this case a bowl. Used for a quite thick cut, it took its time to dissolve the shellac flakes. Obsolete dewaxed shellac may not dissolve properly in alcohol. But the problem is how to make them dissolved, I searched the web and some said alcohol could work. Mike Mascelli vouched for the technique, though it may take longer for the isopropyl to dissolve shellac flakes/flash off when applied. Anyway, alcohol is not easy to buy. Iso-propyl alcohol is a bit less hydrophilic than ethanol. You can also purchase shellac in its pure form of dried flakes and then dissolve them yourself in denatured alcohol. so you can choose different colors for different finishing needs. Speaking of which, we will need some alcohol for our mixture. We're also going to wear gloves throughout this process because shellac can get a little bit sticky. Shellac flakes have a finite shelf life unknown to most users. Shellac has a definite shelf life. 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. We do not know how long it could be stored but we recommend to use it within a year. We use Tiger Flakes from Tools for Working Wood. help shellac dissolve faster. Before you even think of applying shellac to your project, you've got to strain it! 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. 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 … Little bug parts and other impurities always seem to make it into the shellac flakes. • Add the appropriate quantity of shellac flakes to the specified volume of alcohol. Now that DNA seems hard to get what do you use to dissolve your shellac flakes and what flakes do you prefer. Natural finishing product in soluble flakes in the Lacquer Thinner (denatured alcohol).Shellac is rather an organic resin secreted by an insect lacifera laca. You will need to do this 3-4 times and it will devolve completely. • Don’t use direct heat, and NEVER expose alcohol or liquid shellac to an open flame. even better than lots of old flakes. Ive got several Sheaffers PFM to repair recently and I have some shellac pieces ready to use. A little longer with 95%. This allows more of the flake's surface area to come into contact with the alcohol at once and dissolve quicker. When I add to methylated spirits, it will not dissolve. Shellac is a resin that the female lac bug secretes. Shellac is a perishable product and despite common misconceptions, shellac flakes do NOT last forever. In its raw form, shellac comes in flakes that you can dissolve in alcohol. I found that shellac will sludge on the bottom unless you shake it well enough to let the denatured alcohol do it's stuff. Have no idea whether that is relevant for shellac. The trick is to find a different polar solvent. The flakes will be marked de-waxed or not. (See chart.) Dissolve dry shellac flakes in denatured ethanol, which is sold in most paint stores. It also dissolves in methanol, butyl and isopropyl alcohol . Thanks! Start fresh! mix your own shellac. We also need a small cup, and a clean cotton rag. Oct 11, 2012 - Shellac is a sticky resin commonly used as a wood sealer and finisher. You can buy shellac ready mixed or you can make your own. Another method is to weigh the shellac flakes separately, measure out the alcohol, then add the flakes. Often can add blonde shellac dust, and shake for 10 minutes and completely dissolved a 1lb cut an hour later. Not Helpful 3 Helpful 9. Dissolving and mixing shellac flakes Mixing procedure • Determine the “cut” and volume of shellac you plan to mix. Room Temperatures of 75 F-90 F will speed up this process. 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. Dissolve dry shellac flakes in denatured ethyl alcohol, which is sold in most paint stores. Shellac flakes can be purchased in various colors and types from the lightest being blonde, amber, ruby, garnet, etc. What is shellac? More clear than natural shellac. In excellent storage conditions, shellac flakes can last many years (storage conditions from 40F to 50F at <40% RH are suggested). 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. 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. 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. Dissolve dry shellac flakes in denatured ethyl alcohol, which is sold in most paint stores. Both methods work fine, but this method requires you to clean the container that you measured the shellac flakes in. Shellac is can easily be damaged by water or alcohol, leaving white spots on the wood piece. Yes No. 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? Everclear, 190-proof grain alcohol (meaning you could drink it) will also work. 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. 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). 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. A small stick will do and give it a churn to get it moving. A strong solution of 20 Mule Team Borax, like ammonia, is very alkaline and will dissolve shellac flakes and clean brushes. Organic solvents, such as MEK or MEC are non-polar compounds and won't dissolve lac, which I'm guessing is polar in nature. Re: Shellac Question - mine won't dissolve completely give it a good stur. 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 … Water will slow the evaporation rate. I had a still sealed bag of BT&C blonde Tiger shellac flakes. I've been reading past posts about quick and shiny finishes and in amongst those are folks who say they mix their own shellac. Quick view Add to Cart. This goes for even the finest grades of blonde shellac. A woodworker friend called wanting to know where he could buy some methylated spirits. Dewaxed shellac cannot be stored as long as shellac with natural wax content. RawKrafted Krumble Flakes Premium Shellac Super Blonde 8 oz Bag. 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. To make your own you buy flakes and mix them with denatured alcohol. Shellac flakes dewaxed pale slightly golden toned. This term has caused much confusion in the U.S. 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. Mixing Shellac Flakes with Denatured Alcohol. RawKrafted. 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 A polar compound should work. Large chunks weren't a problem either - agitate and all was well. of dry shellac flakes by storing them after purchase in a cool, dry area-- a refrigerator is best. So I asked him if the book he was referring to was from England, to which he answered that it was. We had found that just about everything dissolved if we agitated it enough. Use a multi-folded piece of cheese cloth, paint strainer, or clean old t … How to Create Shellac Resist Decoration. 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. $24.00. How to Remove Shellac. 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. Methanol will evaporate the quickest, followed by ethanol, butyl and isopropyl alcohol . 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