All dry times are approximate, at 70°F. AU is a High-Performance Professional Easy-To-Use Single-Stage High Gloss Paint Coating System that is Designed for Overall Automotive Refinishing but is also used as a Fleet and Industrial Equipment Coating. Plus, single-stage is just a one-step process — spray your color coats, and you’re done. But some spray gun manufacturers go against this rule and go up in size – so be sure to refer to the gun manufacturers recommendation as well as to the recommendation from the paint company. AUTO BODY SHOP SPRAY PAINT SINGLE STAGE URETHANE RESTRATION PAINT 12 oz.CAN. Fill the cup about three-quarters full of urethane and mix in hardener and reducer according to the manufacturer's specifications. They’ve thoroughly tested their products and identified the best needle nozzle combination for each product. Understanding product and what’s needed to apply that product is very important, and many times problems can be attributed to not being aware of the basic fundamentals of choosing proper equipment for the product you’re spraying. NOTE: Performance is better when using DTM Primer under #8000 series paint. Having a dedicated clearcoat gun will eliminate this from happening. The air consumption of a spray gun is measured by cubic feet per minute (CFM). Sealers and single-stage urethanes should be sprayed with 1.4 to 1.6 nozzles. This will dramatically improve air flow and efficiency. (It’s also worth mentioning, even though it’s not part of this particular article, that a great paint job is almost impossible without proper surface preparation. I would like to use a half mask if possible. Every painter wants to turn out the best paint job possible. This prevents dry spray and orange peel. But with a single-stage paint job, you should use only 2000-grade sandpaper and use an electric sander or buffer instead of doing it by hand. The 1.8mm is at the upper end of sizes for urethane primer surfacers, and the minimum size you want to use for a poly-urethane primer surfacer, which can use up to a 2.2mm. Single-stage urethane bypasses some of these time-consuming steps, but at a cost. I know! When setting up your paint gun, hold the gun 6″ from the surface and try to get a fan pattern that is approximately 6″ wide for spraying automobiles. Summit's acrylic urethane topcoat is a single-stage paint, meaning the clearcoat is optional. Since the advent of VOC laws, the material you spray has changed too, so it’s even more critical to choose the spray gun based on what you’ll spray with it. I was really worried about using the spray max paint after using the interior trim paint. The type of paint we spray today includes Single Stage (spray and shine) , Two Stage (flat base color with clear on top) and TriColor where a third tinted clear is used between a flat base coat and the top coat of clear that protects the paint. Commonly, the paint used for for a single-stage mixture is urethane. Most gun manufacturers include cleaning equipment with their spray guns, which usually consists of a round-barrel brush to clean the passages of the gun and the cup. HIGH PERFORMANCE URETHANE SINGLE STAGE SERIES 2.8 VOC -QUART #8030-04 Premium Low VOC Reducer #8040-04 2.8 VOC High Performance Urethane Paint Catalyst. Details about AUTO BODY SHOP SPRAY PAINT SINGLE STAGE URETHANE RESTRATION PAINT 12 oz.CAN. Item Information. Urethane Single Stage Paints When urethane paints are applied in stages, the last stage is applying the "clear coat" or layer of protector design to add to the sheen of the paint and protect it from damage. The trim coverage wasn't great and it took 2 cans for 1 coat. Urethane Single Stage (Limco 7) 420 gms/liter (3.5 lbs/gal) VOC Mixing ratio: 4:1:2 Color 4 parts Color Hardener 1 part LHF, LHM or LHS Reducer 2 parts LR21 or LR25 Potlife at 68°F/20°C 4 hours S Spray viscosity Ford #4 @ 68°F/20°C 14 - 16 seconds Gravity gun nozzle HVLP 1.5 - 1.7 mm Spray pressure HVLP at the cap 10 psi Pour your paint thinner into the bucket of single-stage urethane paint, and mix the solution with a paint stir stick. Some painters don’t hold the gun perpendicular to the surface until they’ve passed the end of the panel. You knew I was going to get around to it. Plenty! Because of this, the end of the panel does not receive the same even wet coat it would get from extending the gun the entire length of the panel. Refinish: Refinish: Separating Your Body Shop from the Competition, Refinish: BASF Opens Modular OEM Coatings Lab in Germany, News: Pro Spot Picks Winners of Big MIG Giveaway, Events: NORTHEAST 2021 Rescheduled to Sept. 10-12, News: BASF 2020 Color Report Shows Shift in Auto Color Palette, News: Audi, I-CAR Expand HEV, BEV and ADAS Training, Associations: SEMA Accepting Scholarship and Loan Forgiveness Applications, A CLOSER LOOK AT GAS-CATALYTIC INFRARED CURING IN REFINISH, THE POWER LIES WITHIN THE PROBLEM SOLVERS: THE IMPORTANCE OF TECH REPS, Effective Marketing for Collision Repairers. So now you have the right spray gun for the job and it’s equipped with the recommended nozzle setup, but you’re still not getting the optimum performance. Toward the end of the panel, they tend to stop the gun and twist their wrist to point the gun to the end of the panel instead of moving their entire arm the length of the panel (much like a brush-stroke-type of method, as if they were painting with a brush). 2) 2 stage paint jobs require sanding, polishing and buffing before applying the clear coat and also after the clear coat is applied. Urethane Single Stage Paint SUMMITRACING.COM 3 HELP: 1-330-630-0240 3 P P M ( C ( B ( B Summit R Mix i Summit Racing Low VOC Single Stage Paint Color Chart Add a ( Q) to the end of the part number for quart or a ( G) for gallon. It also has the advantage of being a surface that can be applied over enamel if the enamel-painted surface is prepared first. Flush the gun with fresh solvent after each use unless the material you sprayed was water-based, in which case, you should first flush and clean the gun with tap water, followed by gun-wash solvent. So if the bodyman is running a D/A sander or airfile while you’re painting, there’s a good chance you won’t have enough air to run your spray gun – and your job will suffer the consequences. (I’ll go into that in detail a little later.). Even though your spray gun may only use 30 PSI of air, it may exceed the CFM capacity of your compressor. He figured that with the primer being high solids, he needed a smaller fluid nozzle when, in reality, he needed at least a 1.7 nozzle. Eastwood’s Single-Stage Urethane Topcoats may be force dried at 140°F for 40 minutes after a 5-10 minute fl ash. The hardener allows the paint to dry faster and more crisply, so sanding will be more effective earlier on in the process. Give me a break,” you say. To get this feel, you must practice and become acclimated to your spray equipment and the products you're spraying. You should only sand your urethane coat to remove problem areas, such as scratches, ridges, bubbles or other problems that have developed in the paint. Wet sanding uses a mixture of wet grit and sandpaper to sand down these flaws into a smooth surface. DIRECT TO METAL ADHESION. Inspect the pre-marked mixing container for any dust and debris. Mix for at least 5 minutes. Maybe you don’t have enough air to properly run your spray gun. When I painted the steering wheel, the finish was nice even without buffing. Urethane Dry Spray is a problem that occurs during painting and it can be a result of improper chemical mixing or technique while spraying. Urethane painted surfaces are minimally affected by ultraviolet rays, making the paint a good choice for outdoor surfaces. Reducers help thin out the paint for easier misting with a spray gun. Depending on the sequence of steps, wet sanding is usually advised at various stages of the process, and with a process that takes four or more coats you can expect to sand twice. Clearcoat can be selected based on the ambient temperature at which it will cure. But don’t think you have to have three guns. Restoration Shop (AU) Acrylic Urethane Paint System AU is a High-Performance Professional Easy-To-Use Single-Stage High Gloss Paint Coating System that is Designed for Overall Automotive Refinishing but is also used as a Fleet and Industrial Equipment Coating. Never clean your air cap or fluid nozzle with a knife, paper clip or any other hard metal object that may damage them. I know painters who have one gun with a 1.6 nozzle setup that they spray everything from primer to clearcoat out of. Translated, this means that the average 5-hp compressor will efficiently run one spray gun of average air consumption. Prior to this, he owned a company involved in the manufacture of paint products. Then check out “Profit in the Paint Shop Series: Spray Guns.”. What Paint Respirator should I use when spraying Urethane Paint? Summit Racing's two-stage urethane basecoat/clearcoat system certainly makes things simpler, takes a lot of the mystery out of the process, and is … The information sheet I received about it says to use a NIOSH-approved activated Charcoal cartridge respirator. Mix only enough paint as you will be using since Eastwood’s single-stage urethane paint may begin to gel after approximately two hours (at 70°F). The average for most popular guns is around 12. Air requirements for a spray gun can range from 2 or 3 CFM for a small touchup gun to as much as 18 CFM for some gravity-feed or siphon guns. But now, with HVLP technology, you need to hold the gun 6 to 8 inches from the surface to maintain control of the fan and of the material you’re spraying. Clearcoats should be sprayed with a 1.3 to 1.7 nozzle. At the very least, you should consider one spray gun dedicated to spraying only clearcoats. Writer Buddy Maule performs sales and technical support for a large supplier of automotive refinish products including, but not limited to, paint products. For example, there are spray guns designed especially to spray clearcoats. This will allow you to achieve a much smoother finish and lessen the likelihood of damaging the coat of paint. You need to remove the fluid needle and nozzle as well as the air cap after each use and thoroughly clean them. Condition: New. Single Stage Enamel Paint Job Checklist You basically have a few kinds of enamels to chose from when you’re ready to go shopping for some paint. Primer surfacers require a much larger fluid nozzle. Right guys? He was using a very high-build product, but he said his body work wasn’t being covered and the primer was flaking off. Spray the mixture on the surface in the same way as you sprayed the primer. Actually, a skillful painter with the correct spray gun (notice I said “correct,” not “new) is the right recipe for an outstanding paint job. Actually, you’ll achieve the best results when you refer to the paint manufacturers technical data sheets for that particular product you’re spraying. Restoration Shop (AU) Acrylic Urethane Paint System. You have your Acrylic Enamel Urethane and Synthetic Enamel systems. Many times, this happens after you buy a new spray gun, especially if it’s a different brand from the one you were using. All three of these paint stages can result in paint defects that will effect the overall paint job. Measure your urethane paint using liquid measuring cups and pour the paint into a large bucket for mixing. The final step in achieving the best job possible is proper handling of the spray gun. How much air do you need?”, Want to read more on spray guns? At other times you run the risk of permanently dulling the paint, so always be careful when sanding. Stay up to date with the latest BodyShop Business news. Heavy-bodied primers and primer surfacers work best when you use a nozzle size of 1.7 to 2.2. Sealers and single-stage urethanes should be sprayed with 1.4 to 1.6 nozzles. Pour your paint thinner into the bucket of single-stage urethane paint, and mix … The single stage paints, all that i've used, or seen other painters use, don't have the durability of clearcoats, especially to the sun. Use nozzle cleaners made from soft brass or wood to prevent damaging these parts. I asked what fluid nozzle he was using, and he told me 1.3. Pot life will be about 3-5 hours at 77° F. MIXING DIRECTIONS (4:1:1): 2.8 VOC If it's a single stage urethane, it'll contain the same harzardous chemicals as a clear coat urethane. But a spray gun is just like any other tool: It has to be matched to the job you’re doing. This is not part of the urethane process, but it is common even with single-stage urethane paints. He works on business and technology topics for clients such as Obsessable, EBSCO, Drop.io, The TAC Group, Anaxos, Dynamic Page Solutions and others, specializing in ecology, marketing and modern trends. The fact of the matter is, PSI (pounds per square inch) doesn’t matter at all. "Even single-stage urethane paints provide a deep paint finish without the expense." Is buffing/polishing required for acrylic enamel and single stage urethane … Single stage paints have the color and gloss mixed in together, and this type was the standard up until about 20 years ago (although you’ll still find the occasional car newer than that with single stage paint). Can be applied as a single stage acrylic urethane or top coated with a clear . “Come on. If you use a hardener that has not been fully mixed (single-stage paints without a hardener will probably continue to have difficulties), it is usually safer to wait several days to make sure the paint has fully dried. So what’s the key to a successful paint job? Watch the latest BodyShop Business video. If you’re using a 1/4-inch air hose, you’re severely hampering air flow and should consider at least a 3/8-inch inner-diameter air hose with high-flow couplers and fittings. But it takes a little more time and effort to thoroughly clean the gun before spraying a different material. Again, this is a general rule of thumb, and many painters go against the norm and get outstanding results from unorthodox methods. Remember when you were a kid and you stuck a potato in the tailpipe of you buddy’s car, and it wouldn’t run properly? Single stage urethane coats, especially on metallic colors, can become dulled by the sanding process. If you choose to use a clear coat, be sure to do any necessary sanding first, since afterward you will be forced to sand through the clear coat itself. Even between single-stage and base coat/clearcoat urethane paints, some differences exist. Basecoats should be sprayed with a 1.4 to 1.6 nozzle. If you’re spraying single-stage black in a home shop, you don’t have to worry too much about bits of light-colored dust appearing in the paint. The gun is starving for air. All of Summit's paint products mix in the same ratio of 4:1, so there is no confusion. The next subject is cleaning. POT LIFE. There’s nothing more disconcerting than laying down a beautiful finish and when you start to lay down the final coat of clear, a glob of basecoat comes out and lands right in the middle of the clear. I know! “My compressor puts out over 150 PSI. Copyright 2021 Leaf Group Ltd. / Leaf Group Media, Ford Truck Forms: Single Stage Acrylic Urethane Paint Job. OK, so maybe you want a new spray gun but don’t really need one. Generally when you have a high-solids clearcoat or single-stage urethane, you should go down in nozzle size to break the material down into smaller particles to get a smoother finish. This paint lays down great with great adhesion and coverage. Urethane paint was first created in the mid-1960s, utilizing the newly-developed plastics technology of that era, to be superior to enamel paint in terms of durability. Gary Stone, a former Vermont-based restorer, said he prefers single-stage paints for solid … You can never have enough tools. Also, gone are the days when you could pour the reducer to your paint, hold the gun 12 to 14 inches or more from the surface and hose it on – since the reducer would allow the paint to flow and level. You don’t need a new spray gun (even though you may want one) to get the most from your gun and to create a great paint job. 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