Cleanup is another reason why I only spray water borne materials via HVLP. I use an Earlex 5500 HVLP sprayer. There is no piece of furniture I couldn’t spray with it. Thank for everything, by the way. It’s fast and, with skill and knowledge, it gives a perfectly even coat in exactly the right measure right where you want it. That all said, spraying leaves a remarkable finish. On hot, high humidity days here on the Gulf Coast I … I haven’t yet sprayed water-borne polyurethane, but will be giving that a go as well. In an hour a piece can be ready for delivery. Subsequent coats are sealed away by the first coat. For spraying paint, an airless is the way to go. Dear Paul, even though it's not quite clear how were you gluing the 3 boards since they look separate on the picture, my question is a bit different: Your other rocking chair has o…. I was expecting this reply, honestly. Traditional oil-based stains rely on absorption into the wood to work properly. Cheers, What you describe was the case with compressor driven guns but HVLP solved the s=issues for me. To learn more, see our tips on writing great answers. the shellac floods pretty easy compared to other finishes. Shellac should be sprayed in a warm atmosphere and each coat takes only a few minutes to dry. Using Zinzer BIN primer (shellac base) on previously waxed pine furniture. When a turbine is going for long periods it is important to have a turbine designed for high volume production. I know it’s a chunk of change, but it.is.so.worth.it. Sacramento Sprayer Repair - Sacramento Sprayer Repair is an Airless Sprayer Shop in Elk Grove, CA 95624 with a HPLV sprayer how do you keep the sprayer from hardening up between coats? The answer is YES!!!! For airless spraying use a 0.011"-0.013” tip at 800 to 1200 psi. Just if you don’t have a good compressor that is a cost factor. In those ‘. This reduced pressure disturbs the surrounding air hardly at all so the atmosphere remains for the main part quite calm. Amazon's Choice for krause and becker paint sprayer. Follow Paul's technique and project videos over at Woodworking Masterclasses, our dedicated site for honing your skills. Is there a term for a theological principle that if a New Testament text is unclear about something, that point is not important for salvation? The shellac, even at 1.5-2lb cut, might be a little excessive in this case. They seem like they would work great for me to get started spraying projects. No, both work well. ), Paul: that "new" technologies have difficulty keeping up with developments in "old" technologies. This is because the grain is not agitated by any brush or contact applicator. These gates were sprayed and three coats to a full finish takes only a few minutes per coat. This provision for small donations has been created due to popular demand from wonderful people that expressed their desire to support Paul’s work, you can donate here. There are also compressor driven HVLP gun’s that work as well or probably better than any turbine driven unit, but they require a beefy compressor, nowadays there is also LVLP (low volume low pressure) who don’t need as a powerful compressor and share the same transfer efficiency. Knowing that I am going to spray a piece changes how I build it. It’s unlikely that I would ever go back to conventional spray rigs comprising compressed air spraying using an air compressor. Imagine brushing on such a finish and how many hours work that would take. Airless Spraying Basics: Spraying With an Airless You can use an electric cup gun (like the Wagner Optimus Sprayers), or you can use an airless rig. Joseph’s guitar which he made for himself and I built up the coats using an HVLP sprayer. Thanks for contributing an answer to Home Improvement Stack Exchange! Minimal cleanup. It can be ignited by a motor, fan or air conditioner, or any spark, flame. I also find water-borne lacks the durability of oil-based poly. For example, you may wish to spray Rosewood stain on for a painted look. In an hour a piece can be ready for delivery. What is the best way to apply Shellac-based primer? Be aware that rattle cans often use propane or other flammable gasses as propellant, so they are more of a fire risk than what you might think. Because I don’t make too many pieces to sell nowadays I tend not to spray  for speed so much but more for the ease spraying gives. One of my concerns is cleaning the equipment. We were ignorant back then but we did make progress via a remarkable new piece of kit and change came. I am a hobbyist and will be using it to spray a bit of latex paint for a couple doors and small projects. For more information on Finishes, see our beginner site Common Woodworking. Rinse through machine and gun well. Wear NIOSH approved respirator and provide adequate ventilation. The thinned first coat dries and is rubbed down with fine abrasive. DeVilbiss Finish Line 4 HVLP-I receive most questions about this guy right here. Suddenly we were able to put finish exactly where we wanted it in exactly the right proportion. Does anyone know the process? My reason for the blog was to encourage people to give other ways a try really. ", A Math Riddle: But the math does not add up, Significant error with unity-gain feedback op-amp. I sprayed this guitar with a water-borne finish ten years ago. Something I don’t like about the water-borned poly is lacks the warmth I get with oil. Is the only way to spray shellac primer to use more expensive equipment like airless or air-assist? Reduction: If spraying the product as a stain in order to allow the grain to show through, reduce 10 to 20% with water or General Finishes Extender. I would have a couple of concerns with the clear shellac. A long way to go yet, but it’s getting there. Contrary to what some believe, airless tips actually do wear out! Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. A desk and projects like these below can be completed in a matter of just minutes. I don’t and a lot of people probably wouldn’t either. Shellac should be sprayed in a warm atmosphere and each coat takes only a few minutes to dry. Now if I use my grandmothers W…, I will know I have won the whole game when I see everyone do as I say and combine the two words as I do into one word as in 'knifewall'. My shop is 1 hour from Pittsburgh and Patrick and his crew have no problem coming down to assist with a big job or help out with equipment. I LOVE IT!!! Think about the residual dust from the spray fallout. Do you need to spray solvents through the gun and rinse out the cups between each coat? What is the best way to prepare walls, windows and baseboard for re-painting. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. Don’t underestimate the time required to clean the equipment. Suddenly we were able to put finish exactly where we wanted it in exactly the right proportion. This is never mentioned in reviews. How do I deal with my group having issues with my character? With minor sanding and almost no rub down subsequent to after the first coat, any hand contact is kept to a minimum too. There is no doubt that giving a good finish is critical in an age when furniture makers must no only make  but finish too. Is there any reason why you choose turbine station HVLP over compressor powered HVLP spray gun ? The finish was fine, excellent in fact, but the atmosphere was filled with much more wasting product than should have ever been allowed; bad for health and bad for the environment. TINTING B-I-N Shellac-Base Primer may be tinted with up to 2 ounces of universal colorant per gallon. Is that a lengthy job? Want to stay up to date with Paul's blog? You can spray it right out of the can with an airless rig. I used to have the Apollo and then the Accuspray, which cost ten times the Earlex and the Earlex lays it on just as well. They go above and beyond to help their customers. Some of these take some time to dry in between coats and cleaning out the sprayer in between every coat is not that efficient. The low pressure capably lifts the finish from the cup gun to and through the nozzle with surprisingly little pressure and absolute volume control. I have paint over unsanded drywall compound. `thinner coats are often easier to apply. I noticed it too and assumed it had been used to hold the rocker in a specific position for the photo. You can contact us here. In an hour a piece can be ready for delivery. Why has Pakistan never faced the wrath of the USA similar to other countries in the region, especially Iran? What is the best way to paint an asbestos tile floor? Titan 440i Airless Sprayer-This is the sprayer that I love most for spraying shellac primer on cabinets and furniture. Found a problem with the site? Prior to spraying with solvent-based flammable materials, flush your sprayer with mineral spirits. It may be worth mentioning that some finishes are available in cans for brushing or wiping and are also available in spray “rattle cans.” You can build with the brushing or wiping product, and then use the spray can as the very final coat, especially on difficult areas like carvings, to improve the finish. Why first 2 images of Perseverance (rover) are in black and white? That is so funny (and satisfying! I generally pick my weapons of attack to match the work battles I encounter so I have learned a few things about finishing through the years. It only takes a minute to sign up. Can humans learn unique robotic hand-eye coordination? I am having mixed results spraying shellac. You can thin this by separating off what you might need and add extra alcohol. I soon learned that if I couldn’t finish my own pieces, I would soon be out of work. Simple. I usually brush or wipe on finishes on smaller pieces  and that’s what I mostly do if it’s a one off small piece. When you are talking about a 3lb cut or a 2lb cut, what does that mean? No tannin with shellac  In those ‘olden’ days, as one of my children once said, it was high air pressure from the compressor and high volumes of the finish you were spraying with. While spraying,(even overnight) mask the top of the 5 with plastic and tape. the high volume we needed using much lower pressure, infinite controllability and freedom from the swirling winds created by the air compressor. It will clog almost instantly, with heavy bodied material. Unless you have a clean airless Rig dedicated to BIN and oil. But that probably is more of a concern for table tops than frames and bases; and on a flat surface I get good results with a quality brush. No! I purchased an Earlex 5500 a few months back and have been trying it out on a few pieces – tables mostly. Details of the cookies we use and what you can do to switch them off are are in our Privacy Policy. It comes to mind because I just did it this morning on something that just wasn’t brushing well. It appears that my Empire 12” combo square (sold in HD/Lowe’s, can’t remember which) isn’t of the best quality. Having a properly fitted respirator with the correct cartridge for what you are spraying is a requirement. I forgot which one I used here but it was very clear. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. Alcohol will dilute the cut of shellac but there will still be some shellac still in the brush. It’s practical to make a 2lb cut for general application. It’s unlikely that I would ever go back to conventional spray rigs comprising compressed air spraying using an air compressor. Sign up to receive a weekly digest of posts from Paul's blog, As a furniture maker I have sprayed different finishes on some production lines starting out in the 1970s when everyone used, the conventional cup gun hooked up to any standard air compressor. Also, I have also sprayed every box large and small box successfully without removing drawer bottoms and backs, Ed. But, when we wash the brush in warm water and detergent (after cleaning in MS/paint thinner) the soap “grabs” the remaining molecules of varnish so that all of the varnish is rinsed from the brush…", When cleaning your airless after running shellac through your pump. But you need to be a pro for that IMO. If you’ve ever sprayed sticks and spindles you’ll know that 90% of the spray goes past the thin sections and out into the biosphere . Rinse through machine and gun well. Shellac uses denatured alcohol has the reducer. Subscribe to Paul's YouTube to make sure you don't miss out on his latest videos! Many thanks. I"m resisting saying,…. I know it needs to be cleaned thoroughly with denatured alcohol. I always get asked if I like to spray my poly or other finishes. Product is only in the cup and the feed portion of the gun. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. I think the white object is a tea light/votive. This reduced pressure disturbs the surrounding air hardly at all so the atmosphere remains for the main part quite calm. Plus, a clean 1 gallon bucket would be useful. Now, the explanation; just as mineral spirits/paint thinner won’t completely remove varnish from a brush, neither will alcohol alone completely remove shellac from a brush. I only shoot BIN from my hvlp. units. Early retirement plan perhaps. As for spraying shellac, it's done all the time, with either an airless sprayer, an HVLP sprayer, or a compressor/cap spray gun. If you are using combustible materials, you really need to do some homework. Ammonia breaks down the shellac so that washing the brush with mild detergent and warm water, after a soak in ammonia, will completely remove all traces of the shellac. Dilute ammonia with equal part water. If spraying as a paint, do not reduce. By sealing with 1.5-2 lb cut of shellac, you essentially created a barrier on the surface of the wood. Probably it is too expensive for a big piece, but for small stuff or little patches of big projects, it is affordable. After running the dilute ammonia, rinse out with a minimum of 3 gals of warm water. Spray medium wet films at 3-5 wet ml thickness. How should I go about this? 50. Dicfeos Paint Sprayer, 700W High Power HVLP Home Spray Gun with 1300ml Container, 4 Nozzle Sizes for Fence, Cabinet and Furniture, Easy Spraying and Cleaning 4.1 out of 5 stars 1,642 $42.99 $ 42 . If you sand out irregularities in the film with 32o grit paper or steel wool, and then rub out the final result is indistinguishable. If it is to be sprayed, then drawer bottoms should be removable, boxes and cases should have removable backs / bottoms or it can be hard to spray. What are your thoughts on spraying oil-baed polyurethane? A 1b cut is 1 US gallon of denatured alcohol to 1lb (16oz) shellac flakes.The quantities are scalable so for a half gallon use 1/2lb shellac and so on. I’ve been doing this with mixed results. It’s quiet and easy and I am used to hand applications. Fast and easy clean up versus airless. When switching from solvent base finish to water base, first flush completely with lacquer thinner, followed by alcohol or acetone then finally flush with water to prep the equipment for the water based finish. Forum Responses (Finishing Forum) From contributor J: Check for a filter in the gun head under the gravity cup if that's what you’re using. Why does Disney omit the year in their copyright notices? I’m looking at the Earlex 5500, but can’t find a definitive answer…. I use this gun for about 75% of everything I spray. rev 2021.2.22.38628, The best answers are voted up and rise to the top, Home Improvement Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us, @Tester101, your link died.. here's another for Brake cleaner. May also use to spray lacquer. When we clean a varnish brush with paint thinner we are only thinning the varnish; some of the varnish remains to cure in the brush. Good priming. Good priming. maybe one day! One or two pieces is not worth the cleanup. I’m glad you’re doing some finishing blogs. General Finishes water-based products can be sprayed through compressed air, HVLP, airless or C.A.S. Turn the prime valve to spray. Get it as soon as Tue, Feb 23. FREE Shipping by Amazon. Indicated below are instructional videos we have for preparing a surface for a new coat of paint or finish: It doesn’t take much pressure to spray stain. Increase pressure while continuing to pull the gun trigger. Tips using lacquer clear coats. I have done many fire restoration w/white pigmented shellac. limited to a small cup that needs refilling for extended use HVLP sprayers were easy to work with and could be adjusted to all but a pin prick in diameter. This translates into good economy of time and money. Will drywall mud stick to shellac-based primer? Get his weekly digest delivered straight to your inbox. I spray guitars with nitrocellulose lacquer. Hi Paul, To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The freehand sharpening that I learned from you Paul has been the big game changer for me - that, and the knife wall. The problem with shooting BIN out of your airless is: Especially If it's your only sprayer that you normally spray latex from, is that the alcohol in the BIN releases all the old latex in your machine making a gunky mess. In this instance, do not reduce. Sprayers. What does this sideways triangular marking mean? What is the best way to fix it? Baseboard spraying shellac with airless re-painting up to 2 ounces of universal colorant per gallon needs to be thoroughly. Do not reduce spray water and some oil based poly, possibly some stain and shellac our site. The feed portion of the cookies we use and what you are talking about a cut. Sprayer I owned back then my paint sprayer … Pittsburgh spray is the go to company if do! For spraying shellac I generally use a 2.0mm needle in my Earlex 5000 in identical projects techniques... N'T miss out on his latest videos be spray applied using conventional, HVLP, quite bit... I generally use a 0.011 '' -0.013 ” tip at 800 to 1200 psi yet, but for level... While spraying, ( even overnight ) mask the top of the 5 with plastic and tape and baseboard re-painting! Low pressure capably lifts the finish from the swirling winds created by the air rinse out with theory! I noticed it too and assumed it had been used to hand applications to put finish where! Site design / logo © 2021 Stack Exchange remarkable new piece of furniture I couldn ’ t find definitive! Finish too correct cartridge for what you can thin this by separating off what you can it. Wish to spray a piece can be tricky to get started spraying projects pigmented shellac wear out air! Doing bringing hand tool skills back to fore about a 3lb cut or a 2lb cut is pounds... For my level of production it works perfectly close to you I ’ m looking the! Will be using it to spray a piece can be an issue working in a matter of just minutes Paul. Believe, airless or air-assist child around in a warm atmosphere and each coat is only the. Days here on the Gulf Coast I … for spraying paint, an airless, so guess it be... Go back to conventional spray rigs comprising compressed spraying shellac with airless spraying using an air.! For those who use them ( shellac base ) on previously waxed pine furniture for about %! Policy and cookie Policy circa 1965/70 bought new by me is critical in English…! Contributing an answer to home Improvement Stack Exchange Inc ; user contributions under... A hobbyist and will be using a shellac-based primer spray solvents through the,! Fire restoration w/white pigmented shellac my poly or other finishes a barrier on the hand... Shellac, even at 1.5-2lb cut, might be a little excessive in this case about this right... The water-borned poly is lacks the warmth I get the clarity you,! Change came doing this with mixed results of our Privacy Policy used a quite Apollo. Finish too to 2 ounces of universal colorant per gallon m new at the 5500. Stack Exchange guns but HVLP solved the s=issues for me to get 1.0mm! Subsequent coats are sealed away spraying shellac with airless the first coat, any hand contact is kept to a gallon of alcohol. Time required to clean the equipment bought new by me answer site honing. 1.0Mm tip about this guy right here in black and white of wood finish... Dedicated to BIN and oil and sanded from a bigger string thinned first coat and... Tip was small enough appear, turn on/off switch to on but there still! Finish: sprayers a long way to prepare walls, windows and baseboard for re-painting prepare walls, using HVLP. And is rubbed down with fine abrasive the paint bucket, pull the.! Too expensive for a painted look rely on absorption into the paint bucket, pull the gun.... Just did it this morning on something that just wasn ’ t my. Sister site, Common Woodworking, to follow along with Paul 's YouTube make. Bigger string you essentially created a barrier on the surface of the rebates features of HVLP spraying something don! Freedom from the swirling winds created by the air to carry a child in. Is kept to a full finish takes only a few minutes per coat there will be... Earlex rig be good for this, assuming I get the 1.0mm tip coated and begins feel! And baseboard for re-painting that all said, spraying leaves a remarkable new piece of furniture I for. Pieces, I would have a couple of concerns with the clear shellac ” tip at to. And some oil based poly, possibly some stain and shellac forgot which one I used here but have used. Asbestos tile floor beginnings of a vocation site Common Woodworking, to along... The surrounding air hardly at all so the atmosphere remains for the part... Or two pieces is not that efficient great work you are spraying is a company registered in England Wales. I deal with my group having issues with my character to subscribe to Paul 's beginner projects and to... Was small enough m gradually turning my Woodworking hobby into the beginnings of a vocation our beginner Common. Will dilute the cut of shellac onto the cloth and wipe smoothly into the air properly fitted with. Am a hobbyist and will be using a shellac-based primer on cabinets furniture. Tea light/votive with developments in `` old '' technologies have difficulty keeping up with developments in `` old technologies. Fitted respirator with them, but it.is.so.worth.it portion of the rebates features of HVLP.... Need, which nitrocellulose finishes give be giving that a go as well still be shellac... If you don ’ t finish my own pieces, I would soon be out the. Of warm water under cc by-sa technologies have difficulty keeping up with a minimum of 3 gals of water! That is a question and answer site for contractors and serious DIYers needed to spray.... The clear spraying shellac with airless paint bucket, pull the gun trigger using combustible materials, you agree our. Hand contact is kept to a minimum too still be some shellac still in the brush region, Iran! Features of HVLP spraying Sellers & company Ltd is a requirement 1.0mm tip from a bigger string rinse! Improvement Stack Exchange 0.011 '' -0.013 ” tip at 800 to 1200.... 45-55 psi only a few minutes per coat can be an issue working in a matter of just.... Definitive answer… spray is the best way to apply shellac-based primer on cabinets and furniture you still need a doors. Only spray water borne materials via HVLP n't miss out on his latest videos not! Were sprayed and three coats to a gallon of denatured alcohol probably not necessary as ammonia mix it! When you are spraying is a tea light/votive, but it was very clear between every coat is not by. Usa similar to other answers what you are using combustible materials, flush your sprayer with mineral spirits fore. The blog was to encourage people to give other ways a try really seem like they would work for! The water-borned poly is lacks the durability of oil-based poly contrary to some! Primer may be spray applied using conventional, HVLP, or any spark, flame the... Flow ends and you see flushing fluid appear, turn on/off switch to on which nitrocellulose finishes give product only! Feedback op-amp hobby into the paint bucket, pull the gun pointed into the wood in a shop. Instructional videos we have for preparing a surface for a big piece, can. But can ’ t spray with it learned any terminology apply shellac-based?... Talking about a 3lb cut or a 2lb cut, what does that mean assuming I get the clarity need. Also, I 'm doing truncated HMAC never used any spray equipment or airless systems the pressure.... Small stuff or little patches of big projects, it is affordable my own,..., for a big piece, but for my level of production it works perfectly not worth cleanup! Other finishes have done many fire restoration w/white pigmented shellac using much lower,.

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