2011-04-23 13:25:07 2011-04-23 13:25:07. Many, if not most of us, make use of spray paints using canned spray very much like the aerosols. The paint in the beaker should be about the consistency of milk. For the finish coat of paint to achieve maximum coverage and adhesion, at least one coat of a primer paint should be applied to the surface prior to the top coat. Add a small amount of the paint to the gun, and have a disposable surface set aside to test the suitability of your newly mixed paint. The common paint to thinner ratio for the majority of spray paint guns is a four to one or three to one mixture. Add Tip Ask Question Comment Download. Spray gun. Each spray painting gun is slightly different and you should always read the manufacturer’s instructions to determine the proper ratio of paint to thinner. You don't want to have it thinner than paint, as it will deteriorate and affect the quality of the paint. Pro Tips and FAQs for Using Floetrol . The key is experimenting to find out which reduction is best for you and your situation. But a lot of Enamel paints, that are specially made for painting miniatures, are already quite thin so depending on the kind of Enamel paint, you may not have to thin it down at all. Thin the paint with a suitable thinner. The paint needs to pass easily through the gun's nozzle to achieve an even color across your auto's surface. 5. paint strainer/cheese cloth . I Very easy. If you just want to thin your paint and not condition it, stick with water. Base coat mixing is always a 50/50 mixture. Remember, this additive also needs to be water based. Paint brush. For those who are more confident of the thinner to paint ratio, you can mix a large amount into a bottle, so you don’t have to thin every time you use that color. If you fail to thin it, it will fail to come of out the spray gun or come out as messy blobs. How to Mix Lacquer Thinner. Most oil based paints do need thinner to work better with the spray gun. Normally, a ratio of 4:1 paint to thinner should be a good one. In this video Kevin Tetz explains Mix Ratios and how to properly mix car paint when spraying your next project vehicle. air hose. Will it run/drip? cleaning tools. This mixing ratio is for the ShopLine product by PPG. If it does then load the paint gun and make a test spray on cardboard or a piece of siding or something that is close to being the same material surface as what you intend to paint.If it is then write down the water to paint ratio so you can repeat it with accuracy and if it is not then put the paint back into the bucket and apply another small amount of water. ... Add the proper ratio of thinner to the amount of paint in the mixing cup. nitrile gloves. If you find the paint applied well and looks bright, there will be no need for any sorts of thinner. Your latex paint will also spray easier through your spray gun if you add Floetrol, because, technically, the paint IS thinner. Most colour problems are caused because the paint has not been stirred thoroughly. Screw safety cap into place. -- remove the nospam from the e … compressor. Put a little in the sprayer container and spray it onto a test board. Thin paints and finishes using instructions supplied by the manufacturer. However, if you notice that the flow is slightly interrupted, you will need to thin the paint. Thinning paint to reduce its viscosity can produce a smoother finish. safety glasses. Excessive reduction of some colors can be detrimental and the colors may not adhere well. I want to spray some inner fenders, inside of fenders and a radiator support with some gloss black Rustoleum. Spray the paint on the test board or other objects. You want to set the flow low to start with, increase it till your getting coverage without runs or dripping. Notice how thin the paint looks when you use an aerosol spray paint; this will give you an idea of what you are looking for. You can make use of viscosity funnel to check the consistency of the latex paint. If you thin paint before using airless sprayers and HVLP sprayers, the spray gun will produce a finer mist for even, professional coverage. Our bricks run side to side, so we adjusted our nozzle so it sprayed in this direction also. Set your psi around 40-80 and do a spray test with your gun on something other than your car. Mix this solution well and strain it before you pour it into the paint cup that’s attached to the gun. For instance, latex paint, being a water-based paint, is generally thicker as compared to oil-based one. 158 Posts . This depends on the type of paint. They are available in a range of sizes. It makes a huge mess right behind the spray gun trigger and will ruin all of your equipment if you don’t thin down the paint first. The mixture can be fixed by adding more paint or thinner if needed. Mix your paint, I use a 4:1 ratio with lacquer thinner. Two Stage Painting Ratio’s: Base Coat Clear Coat Paint’s as you may know are todays newest paint products. So if you want to use Enamel paint with an airbrush pistol, then you should probably thin it down. If the paint you are using does not have any instructions, then thin the paint to a watery consistency. Mix the paint: 2 parts paint, 1 part 2K Hardener then add 10% 2K Thinner to volume, this may vary depending on spray gun setup and air supply. Arrange water, clean and empty gallon cans for thinning latex paint. Use an old, cheap brush to mix the two. But most people with a smaller painting project just use a handheld sprayer, which is fine. Spray gun Fiberglass gel coat Styrene Stir stick MEKP (hardener) Acetone. Even if you have a high-quality latex paint sprayer, you may still need to thin down the paint. 2K Paint: STIR WELL AND CHECK COLOUR. Add 2-3 drops of water or thinner to the paint. Step 5 - Mixing. You will find paint thinner expensive and has a shorter lifespan than the paint mixed with water. If it already sprays well, meaning it comes out in a fine mist and gives good coverage, then you won’t need to thin this paint at all. Any thing else I have missed? Cardboard. Wear latex gloves from now on, the extra dollar for them is worth it. well ventilated area for spraying. The exact ratio of paint to thinner will depend on your paint, sprayer, and nozzle type, but the paint should usually be thinned by about 15 to 20% for a good flow. It will mean that each coat of paint you apply is much thinner than the paint … A general purpose .40 nozzle is what I use. If the paint is not flowing well from the spray gun, add more thinner to increase the flow. For best results Tamiya acrylic paint should be thinned with Tamiya acrylic thinners to a ratio of approximately 1:1, and airbrushed at the lowest possible air pressure setting that gives proper paint atomisation and coverage. Make sure the nozzle on your gun is pointing in the direction you want the spray to go. Acquiring Supplies. 5. SO, you need to check before doing anything. How to Use Latex Paint in a HVLP Paint Gun. respirator . Do note that if you are using a sprayer, the mixture has to be thin so it can flow through the gun. Pour your paint into the spray gun Once you’re happy with the consistency of your diluted paint, pour it into your spray gun – and you’re good to go! Asked by Wiki User. Before mixing the paint with the thinner, test to see how it sprays. The thickness (viscosity) of canned paint works well for brushing, but if you plan to spray it, you'll probably need to thin it. Step 3 - Add water (or Floetrol) Now you'll want to mix in some water and stir. 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