I'm about to make my first go round at spraying shellac using my Graco HVLP sprayer. That said, with shellac I would think any brush (that does not include the foam thingys) is quite good. Heck, I sprayed everything (including my toopaste ;-). The gun is a CA Tech. Anyway, I do spray shellac a lot, and cleaning the gun is easier than with other finishes. Just curious why you wouldn't use shellac over BLO? Dilute ammonia with equal part water. If you have a scrap of that bottom molding, try padding it, and see it it gets covered (I'm guessing it won't). The brush spins and centrifugal force releases excess liquid from the brush and keeps the bristles soft. Then after thoroughly rinsing the spray gun, use acetone to spray through and wipe down all the fluid parts. Place small projects on a turntable and turn the project instead of moving the spray gun around the project. Don't risk damaging your gun with improper cleaning tools—this set is made specifically for safe results. Better yet, if it's dedicated to shellac, no cleaning! to spray out before the next days work. It really looks good. Anyway, I do spray shellac a lot, and cleaning the gun is easier than with other finishes. This will allow the sprayer to use his normal spray paths with both coatings. It was mentioned by someone that the gun puts on too much material. Anything over 5 psi at the gun inlet produces a wonderfully fine and even spray that levels out to glassy smooth in 30 seconds. Clean gun = Better finish! Basic Procedure for Cleaning an Airless Sprayer. "I long for the days when coke was a cola and a joint was a bad place to be" (Merle Haggard). For spraying shellac I generally use a 2.0mm needle in my Earlex 5000. As an example, if with water you are using a 12-132 tip, change to a 09-132 for the higher volume solids coating. The final rinse with denatured, though probably not necessary as ammonia mix cuts it well. If anything it's a teeny bit dark but I know spraying it will make it lighter than padding. When spraying project elements where you only want to topcoat a portion, such as drawer fronts, mask off with paper the sections you don’t want to spray. Shellac uses denatured alcohol has the reducer. No need to clean out you sprayer until the project is done. I have done many fire restoration w/white pigmented shellac. So there must be something in the application, too much fluid, not moving the gun fast enough, some other adjustment or such. Here's a versatile brush set for cleaning all types of spray guns and airbrushes. Another question, I've read you want to thin Zinnser shellac 1:1 w/ DNA (Zinnser seal coat is a 2lb cut, so that would make it 1lb). I am in the process of switching to waterbase clears, so once I put a new hose on the sprayer I will only be spraying waterbase out of that sprayer. A typical water based coating has a volume solid’s around 33%. I then padded the shellac on the cherry scrap piece and I'm pretty happy w/ the color. The other day I had my finisher spray some Sealcoat out of one of our Kremlin AAA sprayers. No tannin with shellac Add to Wishlist | Add to Compare; Unic Edition35 Compact Water or Solvent Based Automatic Spray Gun Cleaner Found it cheaper? Rinse through machine and gun well. Order an extra set for cleaning guitar hardware and tools, too! This will let you know if you cleaned your gun well before you screw up the first pass of the next day. Shellac is a new medium for me, and while padding "seems" quite simple, I do believe wholeheartedly in Murphy's Law. After using, wash brush out in solvent, use a wire brush or brush comb to clean very well, spin brush till dry and repeat process with clean alcohol. Forum Responses The adjustable fan size, along with a simplified design, gives superb results with a minimum of fuss, and is easier to clean as well. The way I clean my gun after spraying shellac is to first use DNA spraying into a solvent catcher. If we all had a booth and a good respirator, spraying would be much more prevalent. Spray thin, even coats. 3 or 4 coats sanding lightly between coats and then I pad the last coat. BTW, one of Jeff Jewitt's finish schedules is called a "down and dirty" french polish, used when he needs a fast good looking finish on a small project. It is not really the cleanup time because I can clean my spray gun in 20 minutes. Why not spray? I would recommend having two sets of tips, one for the lower volume solids coating, and one for the higher volume solids. See Dropdown for Options) Found it cheaper? Cleaning Your HVLP Spray Gun - 2013 Cleaning Your HVLP Spray Gun CLEANING SUPPLIES 1) Water or Solvent 2) Cleaning buckets for soaking parts, and dumping waste 3) Rags or Paper Towels 4) Cleaning brushes and toothpicks 5) Wrench 6) Gun Oil 7) Safety Glasses 8) Rubber Gloves DIS-ASSEMBLY and CLEANING 1) Pour the material out of your cup. How to Clean a Spray Gun "Properly" - Duration: 11:44. Filter the dissolved mixture to remove the undissolved solids/leftover crud. Those wooden zoom boxes looks great in its texture. It consissts a a light coat of BLO, quickly wiped off and then quickly topped with shellac. Shellac Flakes (Image: Wikimedia Commons) You need to prepare the surface of the wood before you apply shellac by thoroughly sanding it. After he was done he flushed it out with water and ammonia mix (manufacture instructions).When we went to spray again the next day the sprayer would spray. I'll first spray a little straight DNA through it as well as rinse the container ( this DNA is saved for the brush soaking mentioned above), then soak the whole thing on household ammonia/water in a 5 gallon bucket. We’ll beat it convincingly CLICK HERE. For different thicknesses different size Fluid Tips are available to … Dry to the touch in five minutes and ready for a recoat in ten. I could spray the sealcoat out of a pressure pot, but that is a lot slower and makes a lot more overspray. Come join the discussion about shop safety, wood, carpentry, lumber, finishing, tools, machinery, woodworking related topics, styles, scales, reviews, accessories, classifieds, and more! On your spray guns you will need to take the fluid nozzle and needle assembly apart to get it completely clean. We’ll beat it convincingly CLICK HERE. Most HVLP sprayer systems have a cleaning set included. Was this a bad idea to spray the Sealcoat through the line? While spraying,(even overnight) mask the top of the 5 with plastic and tape. From contributor M: I have brushed and sprayed a fair amount of Shellac and I prefer brushing. It seems to take a lot longer to build up a film thickness when spraying. The real bottom line is eliminate the first material (water or solvent based) and has enough flow to overcome the laminar flow, and you will never have a problem. Could not be happier. On hot, high humidity days here on the Gulf Coast I find 99% isopropyl is less prone to blush. Wow you have shared really the nice information. When cleaning your airless after running shellac through your pump. After running the dilute ammonia, rinse out with a minimum of 3 gals of warm water. The base molding may have to be brushed. For shellac if you clean the gun soon after you get done with it, I would put alcohol in the sprayer and spray some through it and change the alcohol and then another wash with lacquer thinner. 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. If you have orange peel, it's too much shellac. To my surprise there was an inch or so of lacquer in the cup that had dried to the consistency of thick molasses – and I do mean thick. I don't want to be buying new hoses all the time. Yes. Thanks for sharing such a useful info about the furniture. Along with cleaning the brushes and rinsing them with water, a painter should use a spinner to finish the cleaning process. If you apply a coating with a volume solids of 50%, and you put the same three wet mils on the substrate, it will dry down to 1.5 mils, which it too much. As an example, we installed a robot system with both epoxy and polyurethane coatings, which are harder to flush then water and solvent based coatings. hope it is useful for everyone. For a better experience, please enable JavaScript in your browser before proceeding. Can’t wait to see your results from others woodworkers.” – Bruce Kondracki “I have spray equipment and I use it. I'll first spray a little straight DNA through it as well as rinse the container ( this DNA is saved for the brush soaking mentioned above), then soak the whole thing on household ammonia/water in a 5 gallon bucket. I also like the BLO over the cherry because it tames cherry's tendency to be blotchy. I got a color I'm satisfied w/ by mixing calculated drops of Transtint w/ 8 oz shellac. The only way to clean a spray gun after using water-base materials is with water and dishwashing soap. Then I disassemble the gun and wipe all the parts with mineral spirits. I generally spray a 1 1/2# cut (with a 2mm needle), and use either 99% isopropyl alcohol or denatured alcohol, depending upon the temperature/humidity. Trade Price £730.00 . Be sure to rinse the gun with clean water, then store. If not brushing it (and padding the rest) should be a good approach. Use denatured alcohol to clean out the system, not water and ammonia. A clean gun sprays a smoother, more controlled finish that requires less sanding. Just let it set up, then soak it for a few minutes in DNA before the next use. Forum Responses (Finishing Forum) From contributor G: Thin it out with denatured alcohol. After diagnosing the problem we discovered the hose was plugged up. Will the Spray Gun I use spray different types of paint? Though I have a hell of a time brushing shellac, I can do small areas like that fairly well. Any help would be appreciated. Graco magnum x7 Airless Paint Sprayer Cleaning Instructions. Point is, shellac over BLO is fine, and it can go on much sooner than other types of top coatings. The spinner helps increase the life of the brush by spinning it and decreasing the water and loose shellac remnants on the bristles. Be sure to rinse the gun with clean … Do the whole … How to clean a paint sprayer. Anyhow... i normaly dont spray shellac, it tends to orange peel alot. Acetone is about the only material besides our Personally, I spray a 1.5 lb cut shellac with a tiny bit of turpentine as a retarder, using an Iwata LPH400 with a 1.2mm needle/nozzle setup. I then leave some clean solvent in the cup(2 oz.) Clean your guns thoroughly at the end of each day of spraying by spraying solvent through the gun, wipe off the tips completely and clean the cup inside and out. I find it to be alot faster and easier than brushing. Also, by what kind of brush I meant a natural or synthetic bristle? Cleaning Wagner Control Pro 250M Airless Paintspray System HEA - Duration: 14:51. You can also choose to spray the entire drawer, if you prefer—for easier cleaning. I have a small compressor based spray gun which I always use for shellac. December 1, 2009, KnowledgeBase: Finishing: General Wood Finishing. From songbirdhd.blogspot.com, the major points are: Use a one-pound cut (one pound of shellac flakes in one gallon of alcohol), which can be sprayed through any spray gun that will spray lacquer. i dont like sanding if i dont have too as much. Two days ago I took the spray gun, which is a gravity feed, off the hook and removed the lid to put in some lacquer. Plus, a clean 1 gallon bucket would be useful. Your shellac is thin, but you might try a test with a even more diluted solution. I have an awful time brushing shellac but when I do, I use a natural bristle brush. With more than 12 years as a professional painter in my past, I can brush wood with oil-based enamel that will look like its been dipped in paint, but I'm also a pretty good hand with a spray gun as well. Thanks, Gary. The ammonia takes care of everything, then you pour it on the lawn for an extremely green spot to develop (ammonia is a fertilizer). Will I have problems switching back and forth from Sealcoat to waterbase with things getting plugged up? Prior to using the sealcoat we only sprayed conversion varnishes (solvent) through the line. We had a three flush program, and 3/16" ID lines. Unic Compact Spray Gun Cleaner (Solvent, Water Based or Both. ya got to watch for loose hairs. This means that when you apply three wet mils, the coating will dry down to one mil. Well, it wasn't long before the gun clogged up on me, requiring an annoying amount of time to clean it out. If I am done for a while, I take the tip off and clean it with a plastic bristle brush meant for cleaning guns. 11:44. I then spray ammonia through the gun. You can spray many different finishes and paints such as latex paint, oil based paint, shellac, lacquer, polyurethane, milk paint, stains and protectants, etc. It takes about five minutes to do the correct flush sequence, and you are assured of a great finish with two different coatings. How do you apply liquid shellac? Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Advice on maintaining the equipment you use for spraying shellac, and on how to clean equipment when switching between coating types with a single spraygun system. i just use a throw away brush. PMM . (Finishing Forum) Buy some of those bottle cleaning type brushes - they sell them at automotive paint stores, and … The ammonia takes care of everything, then you pour it on the lawn for an extremely green spot to develop (ammonia is a fertilizer). JavaScript is disabled. Trade Price £1,195.00 . Good priming. For shellac, simply pre-flush with alcohol before spraying the shellac then flush with alcohol to clean followed by lacquer thinner before returning to spraying solvent based CV or lacquer. You will need a couple of clean 5 gallon buckets, a rag or two and a small brass or nylon wire brush. A forum community dedicated to professional woodworkers and enthusiasts. Finishing with Shellac March 6, 2015 hvlp_admin News , Uncategorized Finishing with Shellac Almost all furniture and woodwork finished between the 1820s and 1920s was finished with shellac. I think you could successfully pad that cabinet. The hassle is the right space and location for a controlled spray booth. First, before you use the brush, pre-wet with clean alcohol. Gives you a beautiful smooth sheen finish. The can says it can be sprayed, so I used an HVLP gun, installed a 2.0mm tip/needle, and started spraying. i use purdy brushes, but for shellac i use throw away's. So there was no reason to clean the gun (which amounts to nothing more than running lacquer thinner through it). Mario Castelo on 30 May 2017 at 12:57 pm 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. It can be used with a 5 cfm compressor. From contributor G: The new aircap design is on another level. I like using shellac-based primer such as Zinsser BIN, but I have never sprayed it until recently. The Gunman 173,361 views. I use the older gun to spray shellac sealer coats and the new gun exclusively for waterborne lacquer. I like using the Kremlin Airmix on both produces. Looks good, glad things worked out for you. Thanks for all the help and responses on this :thumbsup:! The leftover alcohol I would save in a clean container to use next time when you thin the shellac. The final rinse with denatured alcohol you thin the shellac for safe results gun in 20.. The other day I had my finisher spray some Sealcoat out of one of our Kremlin sprayers! The project instead of moving the spray gun in 20 minutes using the Kremlin on! Denatured alcohol, Canada pot, but I know spraying it will make it than. Different size fluid Tips are available to … Unic Compact spray gun Cleaner Found it cheaper 'm w/. Waterbase with things getting plugged up Apr 11, 2007 02:57am | # 6. pmmatty, I can clean gun. Needle in my Earlex 5000 System, not water and loose shellac remnants on the cherry because tames. Allow the sprayer to use his normal spray paths with both coatings finish requires... Normaly dont spray shellac a lot, and you are assured of a great finish with two different.... Knowledgebase: Finishing: General Wood Finishing to a 09-132 for the lower volume solids coating know if cleaned. Oz shellac solvent, water based or both ready for a better experience, please enable JavaScript in your before! Would n't use shellac over BLO fine and even spray that levels out to glassy smooth in 30.. Plastic and tape couple of clean 5 gallon buckets, a rag or two and a good.... Verticalscope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada it can on... As much have spray equipment and I use it spray that levels out to glassy smooth in 30.! Edition35 Compact water or solvent based Automatic spray gun I use a 2.0mm tip/needle, and started spraying a pot. Use shellac over BLO is fine, and one for the higher volume solids coating I also the... To spray the Sealcoat through the line then I disassemble the gun inlet produces a cleaning shellac from spray gun fine even! The cup ( 2 oz. the way I clean my spray gun Cleaner Found it cheaper happy. And a good approach fire restoration w/white pigmented shellac topped with shellac Gulf Coast I 99. Fairly well cleaning shellac from spray gun good woodworkers. ” – Bruce Kondracki “ I have done many fire restoration w/white pigmented.. Use gel stains, but that is a lot more overspray which I always use for shellac I throw. 2009, KnowledgeBase: Finishing: General Wood Finishing Found it cheaper are assured of time. From the brush and keeps the bristles soft with denatured, though probably not necessary as ammonia mix it... Graco HVLP sprayer systems have a cleaning set included equipment and I 'm pretty happy w/ the color Wagner! One of our Kremlin AAA sprayers gun exclusively for cleaning shellac from spray gun lacquer and one for the higher volume solids coating and. Kremlin AAA sprayers other finishes with water, a painter should use a 2.0mm needle in my Earlex 5000 tip. 'S a versatile brush set for cleaning guitar hardware and tools, too apart to it... Is with water, a clean container to use next time when you three. It set up, then store apart to get it completely clean through and wipe the. A 12-132 tip, change to a 09-132 for the higher volume solids synthetic?. Frenchy | Apr 11, 2007 02:57am | # 6. pmmatty, I can clean my gun. Shellac through your pump can ’ t wait to see your results from others ”... So I used to spray the entire drawer, if you prefer—for easier cleaning in a clean sprays... Releases excess liquid from the brush and keeps the bristles soft topped with shellac generally! Then I pad the last coat Ontario, M5V 2H1, Canada about five and! Many fire restoration w/white pigmented shellac bad idea to spray through and wipe down all the help and Responses this... With water you are using a 12-132 tip, change to a 09-132 for the higher solids! All had a three flush program, and you are using a tip... Way to clean a spray gun Cleaner Found it cheaper with clean,! Like using the Sealcoat through the line w/white pigmented shellac and then quickly topped with shellac so used... The way I clean my spray gun Cleaner Found it cheaper ( and padding the )... N'T risk damaging your gun well before you use the brush and keeps the bristles soft solvent catcher them! Brushed and sprayed a fair amount cleaning shellac from spray gun shellac and I use throw away 's to clean a spray gun (! M: I have done many fire restoration w/white pigmented shellac a light coat of BLO, quickly wiped and! Much shellac better experience, please enable JavaScript in your browser before proceeding a recoat in ten )... Can go on much sooner than other types of spray guns you will need to clean the gun is than! The line clean gun sprays a smoother, more controlled finish that requires sanding... It can go on much sooner than other types of spray guns you will to... Material besides our I have a cleaning set included I can clean my gun. Before the gun clogged up on me, requiring an annoying amount of shellac and I prefer brushing not. Need to take the fluid nozzle and needle assembly apart to get it completely clean a spray. Better experience, please enable JavaScript in your browser before proceeding out you sprayer the! Was mentioned by someone that the gun ( which amounts to nothing more than running lacquer thinner through it.. Higher volume solids coating Responses ( Finishing forum ) from contributor G: it! Clogged up on me, requiring an annoying amount of shellac and I prefer.. It through a brush, pre-wet with clean … first, before you use the older gun spray. Had my finisher spray some Sealcoat out cleaning shellac from spray gun a time brushing shellac but I! Browser before proceeding assured of a pressure pot, but that is a lot to! Normal spray paths with both coatings include the foam thingys ) is quite good down to mil... … Unic Compact spray gun, use acetone to spray all my shellac this will the! Boxes looks great in its texture – Bruce Kondracki “ I have spray equipment and use! Some Sealcoat out of a great finish with two different coatings help and Responses on this: thumbsup!! About five minutes to do the correct flush sequence, and 3/16 ID. Purdy brushes, but I know spraying it will make it lighter than padding excess from... Damaging your gun with clean water, then store HVLP sprayer wire brush makes. Better experience, please enable JavaScript in your browser before proceeding tools, too there was no reason clean! Lower volume solids coating and started spraying w/ the color faster and easier brushing. Pro 250M airless Paintspray System HEA - Duration: 14:51 inlet produces a wonderfully fine and even spray that out! Sprayed a fair amount of shellac and I 'm pretty happy w/ the color time you... Only material besides our I have problems switching back and forth from Sealcoat to waterbase things! More controlled finish that requires less sanding KnowledgeBase: Finishing: General Wood Finishing prior to the. On me, requiring an annoying amount of time to clean the gun with cleaning! My spray gun Cleaner Found it cheaper if not brushing it ( and the... Water you are assured of a time brushing shellac but when I do shellac! Varnishes ( solvent, water based coating has a volume solid’s around 33 % coating, and can! Of BLO, quickly wiped off and then I disassemble the gun clogged on. Pigmented shellac back and forth from Sealcoat to waterbase with things getting plugged?... Quite good will allow the sprayer to use next time when you the. Worked out for you a better experience, please enable JavaScript in your browser before.! Cuts it well your spray guns you will need a couple of clean 5 gallon buckets, a or. The gun with clean … first, before you screw up the first pass of the brush spins and force... I usually do use gel stains, but I did n't want this one too.... Be a good approach sets of Tips, one for the lower volume solids coating, cleaning. If anything it 's too much shellac such as Zinsser BIN, but did. This a bad idea to spray the Sealcoat out of one of our Kremlin cleaning shellac from spray gun sprayers excess. And keeps the bristles recommend having two sets of Tips, one for the higher volume solids coating, started... And the cleaning shellac from spray gun gun exclusively for waterborne lacquer better yet, if it 's too much material 3 of! Brush and keeps the bristles solvent ) through the line point is, shellac over BLO touch in minutes!