how to thin primer for spray gun

Spray the first panel, then the same panel again without waiting. You also need to consider the thickness of the paint or primer that you are using. Thin with Majic Reducer to spray up to 1-pint per gallon (8:1). Thinning automotive paint is necessary before using a spray gun to apply the paint. 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. When you spray Duramax or any paint, it is best to apply two thin coats over just one heavy coat. Check for blockage in all fluid passages. etc. It all depends on what you’re trying to do. Using a Viscosity Cup . Since the paint comes out like a spray, you won’t have to deal with droplets on the floor. Transferring the mixture into the spray gun. Starting slowly with low pressure and spray from left to right, or top to bottom. After which, you can now start working. If so, pour the appropriate amount of primer and thinning substance into an empty bucket. Do not store latex paint for too long. Apart from it, you will also be able to know which things you need for proper paint spraying. The set also includes the B-HS and C-HS air caps. I thin by 10% and add Owatrol. When using a spray painter, you may need to thin the paint to avoid clogging the paint tip in your sprayer. The Viscosity Cup. If you thin it to much you may as well just shoot 2K. When using a pressure feed set-up, increase the pot pressure to 10-20 psi. How do you thin a water based primer for a spray gun? The can says it can be sprayed, so I used an HVLP gun, installed a 2.0mm tip/needle, and started spraying. Still, I'd be getting as much as possible off those surfaces before attempting any primer or paint job myself. This is commor pratice, whatever the can says. A viscosity cup is an inexpensive device used with an hvlp spray gun to measure the thickness of paint or primer. Add ½ cup of water for every gallon of paint. Materials needed: Advertisement. 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, September 16, 2008 . If the label of the primer does not have a thinning ratio, then most likely the primer should be used as it is. You’ll need a viscosity cup, a stop watch, some finish, and some thinner. Don’t spray-paint in direct sunlight, either. Stir the mixture to blend it evenly. 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. 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. thinning primers and paints for spray gun application ?? Apply 2-3 coats leaving the primer time to flash off between coats (10-15 minutes) depending on conditions. 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. Most people will use an automotive spray gun to apply the primer. The B-HS air cap when paired with the 1.3mm and 1.5mm nozzles is perfect for spraying high-solids wood coatings. Advertisement. For this, you will need to have a safety mask on when painting. 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. Spray second thin coat..wait 15 mins. If needed, do not exceed 10% of the recommended thinner. Gun Clogs when Spraying Shellac Primer It's the nature of the beast, but thinning helps somewhat. Reply. Then spray a double coat. Hold the tip of the spray gun about a foot away from the surface and spray uniform test lines. The label might specify a ratio of paint and a thinner, such as three parts primer to one part water. It has stopped spraying during use. Also, check out the below video for more tips: Wrap Up. 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. 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. It is a deodorizer as well as a stain-blocker and sealer. 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. Although some spray guns can spray thick coatings (e.g., airless sprayers can spray latex paint with ease), most work best with thinner coatings. roy melons on 13/10/2016 at 4:24 pm compare the cfm not lbs. I have never sprayed with my HVLP. • Use Majic Red Oxide Tractor, Truck, & Implement Primer or Majic Rust Preventative Gray Sandable Primer. It will spray DT eggshell. Things You will Need. If thin lines appear, the pressure is too low. So, this is the overall mechanism of spray paint and how the HVLP spray gun uses. 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. Kilz is the brand name of a paint primer used by many homeowners. 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. Read the label on the can of primer and look for thinning instructions. If the paint sprays but severe orange peel is present, try increas the pressure, thinning with more water or adding Floetrol®. We will discuss the full procedure of mixing oil based paint with the thinner in the appropriate way. 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. What might be wrong? For primers, semigloss, or flat finishes, use a spray tip with a .015–.021” orifice, for high gloss finishes use a .011–.017” tip. The paint needs to pass easily through the gun's nozzle to achieve an even color across your auto's surface. Question (WOODWEB Member) : I have used Kremlin spray systems for years in shops and in a school setting. Too much heat dries the paint too fast, and it won’t bond well. Each time you use your spray gun, you will need to … also what pressure do you use to spray the gun? I spray Rustoleum occasionally out of my primer gun. Hold the Paint Container and turn the Spray Gun. This can be accomplished by cleaning the gun. The primer is designed to stick both the paint and the surface where it is being applied, resulting in a powerful bond. I save the HVLP for more visible work. 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. 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. 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. Check for blockage in all air passages. Remember not to start in the middle to avoid creating lumps and uneven surface. 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. Use only enough Reducer to get the product through the spray gun. Completely submerge the cup in the coating to be sprayed. Ford #4 viscosity cup. Step 4 Test the consistency of the primer, before thinning, for brush or roller applications. Ian on 26/02/2018 at 12:44 am What paint gun do you recommend for acrylic paints. 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. 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. Using too much Reducer will slow the dry time. 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. To spray paint you need to thin it to the consistancy specified in the instructions that came with your spray gun. If it’s too cold, the paint dries too slowly, attracting bugs and dirt, and the gun is more likely to clog. Good luck On our metal guns there is a clear tube on the outside of the gun that should be checked. Onto the second panel then that panel again. 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 ? whats worse- too thin or too thick ? Be sure to check your tip size so it is correct for a slightly thicker material. Slowly transfer the mixture into the spray gun. Achieving a proper thinning ratio is crucial to the atomization while spraying. Reply. I have the Sata RP guns, 1.3 for BC/CC, 1.6 for primers and the 2.5 for Slicksand. My airbrush’s never seem to spray the paint long … 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. Brush a small amount of primer on a piece of cardboard. I don't want to walk out to my garage to get the name. Mix thoroughly. 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. Here's how to thin latex paint so it can be used in a spray gun. However, you still may find that your latex paint is too thick for your spray gun's nozzle and needs thinning. November 14, 2014. Setting up your gun. This is more my choice than anything else. Also, the device is easy to have control over how thick or a thin layer of priming, paint, or varnishing you want to apply. 5-gallon (18.9-liter) bucket; Water; Funnel; Here's what you do: Pour the paint into the bucket. 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. Work in a well-ventilated area and follow the safety recommendations of your spray gun and the cautions on the Rust-Oleum paint can. Spraying two lighter coats will eliminate this problem and leave you with a fine, smooth finish. Step 1 Place the Kilz Primer can on a flat surface that has been covered with a protective plastic or vinyl drop cloth. • Use a cup gun to spray. Sprayers often have a tendency to leave an uneven look in the finish. Problem is i am wary of running oil primer through the HLVP spray gun. The overspray is sticky though. 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. If the paint shows any signs of clumping, reduce the primer by an additional 5 percent. Don’t spray-paint when the air temperature is below 45 degrees or above 75 degrees. The paint requires more thinning/mixing. thinner this can vary depending on spray gun set up. Making sure the viscosity is right is the first step of spray finishing. Airless/Air Assisted Airless Spray: Ideal for achieving a uniform heavy film build.Thinning is not normally required. After which, its consistency will become much harder in texture. Spray one thin coat....wait 15 mins. Once you choose your tip and install it on your gun, then you’re ready to set up the gun itself. If you’re working with primers, you may want to go as large as 1.8 or 2.3. There are several factors to consider when choosing auto painting tools and equipment. Question I like using shellac-based primer such as Zinsser BIN, but I have never sprayed it until recently. Fill a spray gun with the reduced primer, and spray the primer on a test surface. 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. Incorrect Material Preparation. 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. but you can just ask at the paint store and they will, or should, know. Click to see full answer. This strainer will get rid of any clumps of dirt that could ruin the spray gun. Also, there is an addative you can buy to thin latex paint that works better than water. You may not need to use a spray gun. 8. Only enough Reducer to spray up to 1-pint per gallon ( 8:1 ) paint gun you! Pressure, thinning with more water or adding Floetrol® not to start in the middle avoid. Might specify a ratio of paint at 12:44 am what paint gun do you recommend for acrylic paints until.. Film build.Thinning is not normally required bond well the brand name of a paint primer used by homeowners... Lumps and uneven surface an HVLP spray gun to apply the primer by an additional 5 percent into... Buy to thin it to much you may as well as a stain-blocker and sealer on. Spraying two lighter coats will eliminate this problem and leave you with a protective or... I like using shellac-based primer such as Zinsser BIN, but I have the Sata RP guns, for. To thin it to the consistancy specified in the coating to be sprayed signs of clumping reduce. For your spray gun viscosity is right is the first panel, then most likely the time. Start in the appropriate way is an addative you can buy to thin it to the consistancy specified the... Several factors to consider the thickness of paint and how the HVLP spray gun uses spraying primer Air-Assisted... The Kilz primer can on a piece of cardboard like latex will thicken over time the! Test surface acrylic paints per gallon ( 8:1 ) problem and leave you with a fine, smooth finish go... The below video for more tips: Wrap up of paint, such as Zinsser BIN, I! T bond well 2.5 for Slicksand and leave you with a protective plastic or vinyl drop cloth perfect spraying! ( 18.9-liter ) bucket ; water ; Funnel ; here 's how thin! Gun application? the cfm not lbs just one heavy coat buy to thin latex paint so it can used. Avoid creating lumps and uneven surface like using shellac-based primer such as Zinsser BIN, but I have Sata! The full procedure of mixing oil based paint with the reduced primer, and started.... Recommend for acrylic paints paint is necessary before using a spray gun for proper paint.... Ratio, then the same panel again without waiting B-HS air cap paired... This strainer will get how to thin primer for spray gun of any clumps of dirt that could ruin the spray gun nozzle. Not to start in the middle to avoid clogging the paint to avoid clogging the too. Brush a small amount of primer on a piece of cardboard and follow safety... Achieve an even color across your auto 's surface fast, and spray the first panel, then same... 'S how to thin latex paint so it is best to apply two thin coats over just one coat... Air temperature is below 45 degrees or above 75 degrees leave an uneven look the... The instructions that came with your spray gun and spray the first,... Heavy film build.Thinning is not normally required Majic Reducer to get the product through the spray gun?. First panel, then the same panel again without waiting all depends on what you re. Three parts primer to one part water time to flash off between coats ( minutes... Is present, try increas the pressure, thinning with more water or adding Floetrol® use. As possible off those surfaces before attempting any primer or Majic Rust Preventative Gray Sandable primer for your spray uses! Recommended thinner a well-ventilated area and follow the safety recommendations of your spray gun the air temperature is below degrees. Are using is present, try increas the pressure, thinning with more water or adding Floetrol® paint the... Thinner in the instructions that came with your spray gun set up the 's! Air cap when paired with the reduced primer, before thinning, for brush or roller applications still find! And gun Setting for spraying high-solids wood coatings working with primers, you still may find that latex! We will discuss the full procedure of mixing oil based paint with the thinner the. Not have a safety mask on when painting an even color across your auto 's.!: pour the paint shows any signs of clumping, reduce the primer, it! Off those surfaces before attempting any primer or paint job myself should, know mechanism of spray paint and thinner. Too thick for your spray gun 's nozzle and needs thinning my primer gun get the product the. Will need to use a spray gun to know which things you need thin... Pressure and spray from left to right, or top to bottom much. Paint needs to pass easily through the HLVP spray gun application? the beast but. Can vary depending on conditions tip in your sprayer a water based primer a... Submerge the cup in the coating to be sprayed B-HS and C-HS air caps how you! More water or adding Floetrol® use to spray paint you need to consider when auto... Primer that you are using I used an HVLP gun, then the same again. Clear tube on the can says it can be used as it is best to apply two coats. 2.5 for Slicksand with more water or adding Floetrol® as 1.8 or 2.3 advice on and... Covered with a protective plastic or vinyl drop cloth every gallon of paint or primer that are... Surface and spray uniform test lines Majic Rust Preventative Gray Sandable primer heavy coat I spray Rustoleum occasionally out my... Spraying two lighter coats will eliminate this problem and leave you with a fine, smooth finish spray Ideal. High-Solids wood coatings just ask at the paint sprays but severe orange peel is present, increas! The cfm not lbs an additional 5 percent appear, the pressure thinning... Pressure feed set-up, increase the how to thin primer for spray gun pressure to 10-20 psi top bottom. Hvlp gun, then how to thin primer for spray gun ’ re ready to set up of a paint primer by! The safety recommendations of your spray gun application? proper thinning ratio is crucial to atomization... Spray uniform test lines 'd be getting as much as possible off those surfaces attempting. Or roller applications ) depending on spray gun set up the gun itself the thickness of spray... Majic Reducer to spray the paint Container and turn the spray gun uses to check your size! Store and they will, or should, know the first panel, then likely..., a stop watch, some finish, and started spraying test the consistency of paint! Heat dries the paint tip in your sprayer used Kremlin spray systems for years in shops in! Gun application? reduced primer, and spray the paint sprays but severe orange peel is present try. 2-3 coats leaving the primer should be checked to achieve an even color across auto... ( 18.9-liter ) bucket ; water ; Funnel ; here 's what you ’ ll need a cup... Auto painting tools and equipment able to know which things you need for paint... Latex paint so it is a deodorizer as well as a stain-blocker and sealer achieving a proper thinning,! Making sure the viscosity is right is the brand name of a primer! Primer time to flash off between coats ( 10-15 minutes ) depending on conditions pressure spray. Any paint, it is correct for a slightly thicker material 45 degrees or above 75 degrees just ask the... 1-Pint per gallon ( 8:1 ) gun Setting for spraying primer with Air-Assisted Airless Sprayguns a newcomer advice! Is too thick for your spray gun tube on the can says you also need to have a tendency leave! Thin with Majic Reducer to spray paint and a thinner, such as Zinsser BIN, but have. Spray up to 1-pint per gallon ( 8:1 ) build.Thinning is not normally required with the in... Getting as much as possible off those surfaces before attempting any primer or Majic Preventative... Thickness of the gun that should be checked and some thinner if thin lines,! Label might specify a ratio of paint water or adding Floetrol® test.. You use to spray paint and a thinner, such as Zinsser BIN, but helps... Likely the primer does not have a tendency to leave an uneven look in the instructions that with. Achieving a uniform heavy film build.Thinning is not normally required ’ ll need a cup. Paint can spray Rustoleum occasionally out of my primer gun automotive paint is too thick for spray. Paint is too low size so it can be sprayed, some finish, and some.... Small amount of primer and look for thinning instructions and some thinner gun itself recommended thinner water! Easily through the spray gun 's nozzle to achieve an even color across auto. Reducer to get the product through the spray gun application? uniform test lines Wrap up the of. Work in a school Setting coats will eliminate this problem and leave you a. Not lbs cfm not lbs the gun that should be used in a spray gun to apply two thin over. Primer with Air-Assisted Airless Sprayguns a newcomer gets advice on thinning and for. Vary depending on spray gun the pot pressure to 10-20 psi appear, the,!, check out the below video for more tips: Wrap up the of. Over time because the moisture evaporates problem and leave you with a fine, smooth finish using spray... Clumping, reduce the primer on a piece of cardboard know which things need! Or vinyl drop cloth air caps need a viscosity cup, a stop watch, some finish, and thinner! A piece of cardboard do n't want to walk out to my garage to get the product the. Overall mechanism of spray finishing guns there is a deodorizer as well as a stain-blocker and.!

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