Also, if brushing, you will notice skinning of the paint and it will not flow properly from the brush to the workpiece. The instructions on your paint can specify what to purchase, but a typical thinner is turpentine or mineral spirits.. Don't worry about it. If you're using regular enamel paint like Testors, then regular paint thinner is fine. So in order to thin any kind of finish, you need to know what you started with. You will also notice that you can get the job done very quickly because you don't have to spray mist coats and try to build up color that way, but can pretty much color coat the entire body in one fell swoop; and I've found that … If you want the utmost best results out of your paint, I’d recommend you go with the thinner that is made by, & recommended by the same company of the paint you use. You can use more or less catalyst to change the amount of time it takes to harden but don't use much less than 2 percent. Acetone is a powerful solvent of dried oil and acrylic binders. If you remove the acetone immediately, the damage will be minimal. If you've ever worked with it you know that lacquer thinner is much more volatile, explosive, poisonous, and cancer-causing than gasoline. I had read about the $50 paint jobs and thought I'd use the same method for my chassis. I'm absolutely new to this and have no idea what I'm doing. I wouldn't use acetone whether it would be pure or the diluted nail polish remover kind. Resin is a thick fiberglass liquid that when mixed with 2 percent catalyst becomes a solid. For example, their "high temperature black semi-gloss enamel" shoots as a fair match to GM OEM A6 compressor paint (which was enamel - NOT lacquer like so much of everything else under the hood of a 60's GM product.) New, freshly mixed latex paint rarely needs to be thinned for most paint roller and brush applications.Paint manufacturers produce latex paint of a viscosity that works for an average number of applications. Acetone is a powerful solvent for both oil-based and latex-based paint, and can be used to remove uncured paint from a wide variety of surfaces. Polyester resin … Dec 3, 2008 #7. Have two open, one to get most of the color off the brush and second one for the rest. Thin the Floquil no more than 1:1. Urethane is a different product that has to be used with a hardener (it's called activator) to set up. You can thin acrylic paint to achieve differences in consistency and color, allowing you to attain effects that would have otherwise been impossible. They have dissolved material which precipitates out and can mess up a paint job. It can also be reused several times when stored properly. Ask where you bought the paint. Acetone is mainly used in fiberglass. You might need to thin more than 10%. It will come out much better and quicker and you can get it to match any BM color. Some nail polish remover is composed entirely of acetone, and can be safely used to thin paint. The can says to thin with "Acetone and not gasoline, paint thinner, laquer thinner and etc". I've read that you want something around the consistency of water, which means a LOT of acetone. No guessing here. > > Acetone is the same as "polyester resin cleaning solvent" and will > > work to thin the resin, but will hamper the curing. Acetone is especially effective with shellac and every type of lacquer. High concentrations of rubbing alcohol (90%+) can actually gum up your acrylic paint and cause it to gather like cottage cheese. While you are at the store, you’ll need to purchase some thinning agents. You can use it to clean brushes and thin the paint. Using anything else will ruin the paint and make it garbage. I wouldn't personally paint a car with it, but Rustoleum can also work well for certain underhood components. What do you use to thin testor's Model Master enamels for use in an airbrush? Whether you're painting a house or a model train, a solvent like acetone is great for removing unwanted paint drips and cleaning old brushes. Water-based finishes, however, tend to coagulate when acetone is added. I removed that paint and thinned with acetone. There are specific paint thinners for specific paints. do you think i can thin to sprayable viscosity with laquer thinner, acetone, mineral spirits or should i thin with water. A bit thinner it may even flow through a 1 tip. This solvent works very well at removing oil-based paints, enamels and acrylic paint. Most nail polish removers have acetone as a primary active ingredient. from my recollection house paint is very thick. YES. If it were me, I would use pre- or post-cat vs oil paint. Some artists swear by using isopropyl (aka rubbing) alcohol for thinning their paints, and this is relatively true but with a caveat. Most of what I have read people have been using mineral spirits. It just gums up my gun and I get nothing out of it at all, queue lots of cleaning. > > We pay way too much sometimes for ordinary, inexpensive > > chemicals in small containers with fancy names. I have a bunch of acrylic enamel (or so google tells me, I bought it second hand from a guy at work) paint and trying to thin it with paint thinner has done me super wrong. I'm currently using DuPont Centari acrylic enamel and was told by the supplier to use 3 parts paint to 2 parts reducer. fun stuff. Acetone is too volatile for spray painting operations. There are now some synthetic paint thinners out there that are lousy for thinning enamels. i might just bite the bullet and visit my automotive paint store. How To: Thin Latex Paint Don’t throw away that thickened can of latex paint! It can be taken off with soap and water. That sounds still too thick. Dries fast. Get a foam paint roller - 4" wide should do, and make sure it's as fine as possible. Acetone is not for painting. I am going to paint an engine that I have with some Bill Hirsch Engine Enamel, it doesn’t have a hardener and the paperwork that comes with it says to use Lacquer Thinner. This will ensure no problems come from the paint, assuming you thin it to the manufactured specs. I'm a pro faux finisher, so this is solid advice, like the other answer to not use it.. Water based acrylic, needs only water to thin. It takes just a few hours for this to take effect on car paint. I used mineral spirits to thin Rustoleum industrial oil paint and it didn't dry hard for days. I use Hardware store enamel thinner to thin and paint as well as clean up. When you're applying the paint, try to use fluid, even strokes since imperfections are more visible with enamel paint. The first step begins at the paint store. is for acrylic enamel, I guesss it's "acrylic" reducer. It pays to look at the > > small print to see what it contains, then look elsewhere for that > > chemical. Polyester resin is the most commonly used type of resin and the cheapest. These can range in appearance, with some thinned acrylics imitating the look of watercolor or even oil painting. Auto body supply shops sell in 1 gallon cans that will last years for about $20. While they can both be used in order to thin out paint, there are certain differences with the type of paint that they can thin out. Enamel thinner is only expensive if you buy it from a hobby paint manufacturer or craft store. Lacquer thinner will not mix with an oil paint and paint thinners like turpentine or varsol will not mix with lacquer. Because acetone is compatible or mixable with most finishes and stains, you can add the solvent to speed drying. What effect are you trying to create? When I bought some Martin Senour enamel from NAPA, they told me 2 parts paint to 1 part reducer. You need a well heated shop to have it dry, unlike pre-cat. Decidedly yes. I thin enamels 50:50 and they're ready to go. Same deal for lacquer. The label on the can says 8 parts paint to 2 parts reducer. Old baby food jars are great for small amounts of thinner. When buying thinner for oil-based paints, remember that paint thinners for latex paints are different than thinners used for enamel and oil paints. The latter is often called mineral spirits. I need to paint a couple of things but I used up all my reducer, is it just acetone? To help you thin oil based paints, we will discuss all the necessary steps today. Add a little at a time, but not too much, or you won't get the coverage you need. I bought the Rustoleum semi-gloss black. Regardless of the project you're working on, apply at least 2 coats of enamel paint to improve its durability. If you're worried about getting an even coat, you can use a paint sprayer instead of a brush. Re: Thinning Rustoleum Oil-Based Paint Re: Thinning Rustoleum Oil-Based Paint That's a GREEN thing. Yes you can airbrush rustoleum enamel so as long as you thin the paint down with the appropriate paint thinner - read the instructions provided on the tin. Dec 3 , 2008 ... figure around $20/gallon but you may only need a quart or so...What paint are you using? How to Thin a Semi-Gloss Enamel. Acetone evaporates faster is all. This creates a very smooth finish if the paint is thin enough. It is a must to know the steps of thinning to get maximum output from painting. It's relying on a chemical reaction to harden the paint … I thin it with lacquer thinner. The common paint thinner is turpentine. It will be fine. No worries about lifting that paint. It will dry a little slower is all. A paint thinner can be used for all types of paint while acetone can … If you are painting an MTH car and haven't stripped it then the paint is the primer. Semi-gloss enamel paints give a smooth, lightly shiny look to walls, doors and trim. With this simple tutorial, you can thin it out and get back your painting project in under 10 minutes. Mix acetone into the rustoleum in a mixing can. It can make people think what makes the paint thinner become priced so much higher than acetone. If you intend to do painting with the spray gun, you need to know how to thin oil based paint for spray gun properly. Turpentine is usually used to thin and to clean up enamel. I would recommend regular paint thinner because the airbrush thinner is a slightly diluted version of paint thinner. Perfect results and very rapid drying. If it was a kit you probably had enough unless you washed out the gun with the reducer??? It's usually for REMOVING it. OBVIOUSLY You'll want to wear appropriate breathing gear for the solvent you are spraying. (How did I come to acetone? I read the instructions on the paint can.) It will easily flow through a #3 tip. Acetone contains chemicals that will eat away at car paint. If you can find the aerosol versions, just decant the aerosol paint into a small container and pour a small amount into your airbrush cup/jar and then spray that onto your subject. If the weather is humid you might want to stay with the acetone. Try not to push brushes too hard into bottom, ruining bristles. Lacquer thinner will dissolve almost anything (some acrylics excepted). ... ie you can't use normal paint thinner with lacquer. I usually clean my spray guns with straight acetone, will the acetone be ok to clean the Enamel paint out of my spray gun? AE can be used without hardener and set up on it's own by drying. ONLY if the paint says to thin with Acetone, which is pretty rare. You should test first. . 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