Transferring the mixture into the spray gun. Too much heat dries the paint too fast, and it won’t bond well. • Use a cup gun to spray. • Use Majic Red Oxide Tractor, Truck, & Implement Primer or Majic Rust Preventative Gray Sandable Primer. The bigger the better, read the specs on the spray gun box the check against the compressor and buy bigger than required because it’s always better to have more than less. After properly thinning your material to spray your cabinet you will need to properly set air pressure to achieve good break up of your paint. Apart from it, you will also be able to know which things you need for proper paint spraying. The idea here is to add the least amount of water to the paint to get it through the gun, and spray at a low ing enough pressure to maximize HVLP and still get good flow-out. If you’re working with primers, you may want to go as large as 1.8 or 2.3. The Viscosity Cup. When using a spray painter, you may need to thin the paint to avoid clogging the paint tip in your sprayer. To spray paint you need to thin it to the consistancy specified in the instructions that came with your spray gun. Most people will use an automotive spray gun to apply the primer. There are several factors to consider when choosing auto painting tools and equipment. Mix thoroughly. For primers, semigloss, or flat finishes, use a spray tip with a .015–.021” orifice, for high gloss finishes use a .011–.017” tip. Kilz is the brand name of a paint primer used by many homeowners. Remember not to start in the middle to avoid creating lumps and uneven surface. Onto the second panel then that panel again. As I recall the tech sheet for the Slicksand calls for a 1.8 or bigger so the 2.2 you have should be more than big enough. The paint needs to pass easily through the gun's nozzle to achieve an even color across your auto's surface. A viscosity cup is an inexpensive device used with an hvlp spray gun to measure the thickness of paint or primer. Slowly transfer the mixture into the spray gun. Spray one thin coat....wait 15 mins. It all depends on what you’re trying to do. Advertisement. Use a normal type pressure container with approximately 25-40 psi fluid pressure, an air spray gun with a 1.8 or 2.5mm diameter nozzle and a suitable air cap with 25-60 psi air pressure. Achieving a proper thinning ratio is crucial to the atomization while spraying. Brush a small amount of primer on a piece of cardboard. Sprayers often have a tendency to leave an uneven look in the finish. It will spray DT eggshell. thinner this can vary depending on spray gun set up. Step 1 Place the Kilz Primer can on a flat surface that has been covered with a protective plastic or vinyl drop cloth. whats worse- too thin or too thick ? Hold the tip of the spray gun about a foot away from the surface and spray uniform test lines. It is a deodorizer as well as a stain-blocker and sealer. Check for blockage in all air passages. The primer is designed to stick both the paint and the surface where it is being applied, resulting in a powerful bond. Then spray a double coat. Damp weather must be avoided, but a dry frosty day is ok. You must have a commpressor that can keep up with the spray gun, If you thin it to much you may as well just shoot 2K. If needed, do not exceed 10% of the recommended thinner. The latest high volume low-pressure (HVLP) spray guns have an adjustable pressure setting and materials must be applied in accordance with the technical data sheets provided when you purchase the paint. Ironically the slow drying time of oilbased paints mean that it you line 15 doors up against a wall and spray them in order, the overspray that lands on them won't be too much of an issue given that the paint is still wet. After which, you can now start working. Although some spray guns can spray thick coatings (e.g., airless sprayers can spray latex paint with ease), most work best with thinner coatings. How do you thin a water based primer for a spray gun? Setting up your gun. Hopefully you can resolve the problem, the orange peel isn't a big deal but if it sands like concrete it kind of becomes one. also what pressure do you use to spray the gun? Each time you use your spray gun, you will need to … 8. If the paint is too thick, you won't have an even flow out of the airbrush gun and the gun will continually get clogged. November 14, 2014. When the primer is dry, flat with a fine grit wet/dry paper, 800 grit or finer, the better the preparation the better finish you will achieve. Spray second thin coat..wait 15 mins. Also, check out the below video for more tips: Wrap Up. A low spraying pressure stops paint from atomizing correctly and results in thin strands of material being forced through the air cap of the spray gun. If so, pour the appropriate amount of primer and thinning substance into an empty bucket. Also, the device is easy to have control over how thick or a thin layer of priming, paint, or varnishing you want to apply. Spraying two lighter coats will eliminate this problem and leave you with a fine, smooth finish. Check for blockage in all fluid passages. Materials needed: Advertisement. Incorrect Material Preparation. Stir the mixture to blend it evenly. Once you choose your tip and install it on your gun, then you’re ready to set up the gun itself. Click to see full answer. etc. Since the paint comes out like a spray, you won’t have to deal with droplets on the floor. Ford #4 viscosity cup. If it’s too cold, the paint dries too slowly, attracting bugs and dirt, and the gun is more likely to clog. This can be accomplished by cleaning the gun. However, you still may find that your latex paint is too thick for your spray gun's nozzle and needs thinning. Thinning automotive paint is necessary before using a spray gun to apply the paint. If the paint shows any signs of clumping, reduce the primer by an additional 5 percent. So, this is the overall mechanism of spray paint and how the HVLP spray gun uses. This is more my choice than anything else. I thin by 10% and add Owatrol. Question (WOODWEB Member) : I have used Kremlin spray systems for years in shops and in a school setting. This strainer will get rid of any clumps of dirt that could ruin the spray gun. Starting slowly with low pressure and spray from left to right, or top to bottom. Thinning and Gun Setting for Spraying Primer with Air-Assisted Airless Sprayguns A newcomer gets advice on thinning and settings for an air-assisted airless spraygun. Using too much Reducer will slow the dry time. When you spray Duramax or any paint, it is best to apply two thin coats over just one heavy coat. After which, its consistency will become much harder in texture. Apply 2-3 coats leaving the primer time to flash off between coats (10-15 minutes) depending on conditions. The can says it can be sprayed, so I used an HVLP gun, installed a 2.0mm tip/needle, and started spraying. I have never sprayed with my HVLP. On our metal guns there is a clear tube on the outside of the gun that should be checked. Also, there is an addative you can buy to thin latex paint that works better than water. The gun has only ever had latex through which means cleanup is a 5 minute job, and the thickness of the oil based primers and manufacturers instruction 'not to thin' means i'm not sure how to go. Jump to Latest Follow 1 - 3 of 3 Posts ... and how do you know if they are thinned enough to use in the spray gun ? Do not store latex paint for too long. Ian on 26/02/2018 at 12:44 am What paint gun do you recommend for acrylic paints. September 16, 2008 . Spending money in buying quality sprayer and paint will go in vain if you don’t know how to thin oil based paint for spray gun. Here's how to thin latex paint so it can be used in a spray gun. Making sure the viscosity is right is the first step of spray finishing. For this, you will need to have a safety mask on when painting. I spray Rustoleum occasionally out of my primer gun. Gun Clogs when Spraying Shellac Primer It's the nature of the beast, but thinning helps somewhat. I don't want to walk out to my garage to get the name. What might be wrong? I save the HVLP for more visible work. I have the Sata RP guns, 1.3 for BC/CC, 1.6 for primers and the 2.5 for Slicksand. Most painters will either use a paint pressure pot or gravity feed for spraying cabinets if your material is thick you will want to use a pressure pot. Water-based paints like latex will thicken over time because the moisture evaporates. This set comes with the 1.3mm - 2.0mm nozzles and needles. Problem is i am wary of running oil primer through the HLVP spray gun. This is commor pratice, whatever the can says. Don’t spray-paint when the air temperature is below 45 degrees or above 75 degrees. Still, I'd be getting as much as possible off those surfaces before attempting any primer or paint job myself. Airless/Air Assisted Airless Spray: Ideal for achieving a uniform heavy film build.Thinning is not normally required. Work in a well-ventilated area and follow the safety recommendations of your spray gun and the cautions on the Rust-Oleum paint can. but you can just ask at the paint store and they will, or should, know. Apollo's professional high-solids atomizing set is the perfect addition to the 7500/7700 spray guns for those who want to spray high-solids paints or clear finishes. Add ½ cup of water for every gallon of paint. The paint requires more thinning/mixing. It has stopped spraying during use. The gun size can affect the flow and the resulting finish, meaning it could be the difference between a beautiful paint job and a thin, streaky mess. If the label of the primer does not have a thinning ratio, then most likely the primer should be used as it is. 5-gallon (18.9-liter) bucket; Water; Funnel; Here's what you do: Pour the paint into the bucket. Hold the Paint Container and turn the Spray Gun. And spraying a couple (or several) thin coats instead of one thick one, allowing each to dry completely before tossing on another, will likely prove the most successful. Fill a spray gun with the reduced primer, and spray the primer on a test surface. Reply. Water-borne products - For conventional spray application, most water-borne products will require thinning up to a maximum of 10% with clean water to produce best results. Don’t spray-paint in direct sunlight, either. When using a pressure feed set-up, increase the pot pressure to 10-20 psi. Completely submerge the cup in the coating to be sprayed. Be sure to check your tip size so it is correct for a slightly thicker material. You may not need to use a spray gun. You also need to consider the thickness of the paint or primer that you are using. If thin lines appear, the pressure is too low. Question I like using shellac-based primer such as Zinsser BIN, but I have never sprayed it until recently. The general rule for how much to thin oil based paint for a spray gun is to remove about 1.5 cups of primer from a 1-gallon can and then add 1.5 cups of thinning agent to the product. We will discuss the full procedure of mixing oil based paint with the thinner in the appropriate way. Step 4 Test the consistency of the primer, before thinning, for brush or roller applications. My airbrush’s never seem to spray the paint long … If the paint sprays but severe orange peel is present, try increas the pressure, thinning with more water or adding Floetrol®. You’ll need a viscosity cup, a stop watch, some finish, and some thinner. Read the label on the can of primer and look for thinning instructions. thinning primers and paints for spray gun application ?? Kilz Primer is a heavy-duty primer that can be brushed, rolled or sprayed on a surface, however, due to its viscosity the product must be thinned down for use in a paint sprayer. Though mineral spirits also thin Rust-Oleum oil-based paint, "Mineral spirits can be used for clean up only due to clean air regulations," according to Rust-Oleum's website. Do not pour the primer directly into the spray gun cup but first place a strainer in the cup and then pour in the primer. roy melons on 13/10/2016 at 4:24 pm compare the cfm not lbs. Use only enough Reducer to get the product through the spray gun. The B-HS air cap when paired with the 1.3mm and 1.5mm nozzles is perfect for spraying high-solids wood coatings. Thin with Majic Reducer to spray up to 1-pint per gallon (8:1). Good luck The label might specify a ratio of paint and a thinner, such as three parts primer to one part water. The overspray is sticky though. Using a Viscosity Cup . Things You will Need. Reply. Spray the first panel, then the same panel again without waiting. The set also includes the B-HS and C-HS air caps. From it, you may not need to consider when choosing auto painting tools and equipment applications. While spraying ( 8:1 ) you use to spray paint you need for proper paint spraying in! A water based primer for a slightly how to thin primer for spray gun material too much Reducer will slow the dry time can primer... Includes the B-HS air cap when paired with the 1.3mm - 2.0mm nozzles and needles easily the... Zinsser BIN, but thinning helps somewhat spray-paint in direct sunlight, either air caps bucket ; ;... What you do: pour the appropriate amount of primer and thinning substance into an empty bucket a foot from... 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