cleaning shellac from spray gun

It is not really the cleanup time because I can clean my spray gun in 20 minutes. Cleaning Wagner Control Pro 250M Airless Paintspray System HEA - Duration: 14:51. Use denatured alcohol to clean out the system, not water and ammonia. Clean gun = Better finish! 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. 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. The base molding may have to be brushed. Be sure to rinse the gun with clean water, then store. I then spray ammonia through the gun. frenchy | Apr 11, 2007 02:57am | #6. pmmatty, I used to spray all my shellac. The way I clean my gun after spraying shellac is to first use DNA spraying into a solvent catcher. Acetone is about the only material besides our i dont like sanding if i dont have too as much. The Gunman 173,361 views. Along with cleaning the brushes and rinsing them with water, a painter should use a spinner to finish the cleaning process. Question I then leave some clean solvent in the cup(2 oz.) The brush spins and centrifugal force releases excess liquid from the brush and keeps the bristles soft. For a better experience, please enable JavaScript in your browser before proceeding. Thanks for sharing such a useful info about the furniture. I'm about to make my first go round at spraying shellac using my Graco HVLP sprayer. How to Clean a Spray Gun "Properly" - Duration: 11:44. Don't risk damaging your gun with improper cleaning tools—this set is made specifically for safe results. This will allow the sprayer to use his normal spray paths with both coatings. 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. I like using shellac-based primer such as Zinsser BIN, but I have never sprayed it until recently. Order an extra set for cleaning guitar hardware and tools, too! VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. 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. Plus, a clean 1 gallon bucket would be useful. Thanks for all the help and responses on this :thumbsup:! It consissts a a light coat of BLO, quickly wiped off and then quickly topped with shellac. We’ll beat it convincingly CLICK HERE. See Dropdown for Options) Found it cheaper? Rinse through machine and gun well. i use purdy brushes, but for shellac i use throw away's. 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. Anyway, I do spray shellac a lot, and cleaning the gun is easier than with other finishes. If not brushing it (and padding the rest) should be a good approach. If you have orange peel, it's too much shellac. I would recommend having two sets of tips, one for the lower volume solids coating, and one for the higher volume solids. The leftover alcohol I would save in a clean container to use next time when you thin the shellac. Why not spray? While spraying,(even overnight) mask the top of the 5 with plastic and tape. 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. December 1, 2009, KnowledgeBase: Finishing: General Wood Finishing. Filter the dissolved mixture to remove the undissolved solids/leftover crud. I got a color I'm satisfied w/ by mixing calculated drops of Transtint w/ 8 oz shellac. It seems to take a lot longer to build up a film thickness when spraying. Wow you have shared really the nice information. I clean with ammonia water mix approx 1/3. The ammonia takes care of everything, then you pour it on the lawn for an extremely green spot to develop (ammonia is a fertilizer). Unic Compact Spray Gun Cleaner (Solvent, Water Based or Both. No tannin with shellac Just let it set up, then soak it for a few minutes in DNA before the next use. I usually do use gel stains, but I didn't want this one too dark. That said, with shellac I would think any brush (that does not include the foam thingys) is quite good. I could spray the sealcoat out of a pressure pot, but that is a lot slower and makes a lot more overspray. "I long for the days when coke was a cola and a joint was a bad place to be" (Merle Haggard). I have done many fire restoration w/white pigmented shellac. After running the dilute ammonia, rinse out with a minimum of 3 gals of warm water. Could not be happier. 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. The new aircap design is on another level. 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. Graco magnum x7 Airless Paint Sprayer Cleaning Instructions. It takes about five minutes to do the correct flush sequence, and you are assured of a great finish with two different coatings. Basic Procedure for Cleaning an Airless Sprayer. I find it to be alot faster and easier than brushing. Heck, I sprayed everything (including my toopaste ;-). 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 really looks good. 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. Your shellac is thin, but you might try a test with a even more diluted solution. 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 adjustable fan size, along with a simplified design, gives superb results with a minimum of fuss, and is easier to clean as well. Then I disassemble the gun and wipe all the parts with mineral spirits. 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. So there must be something in the application, too much fluid, not moving the gun fast enough, some other adjustment or such. A clean gun sprays a smoother, more controlled finish that requires less sanding. How to clean a paint sprayer. 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). Do the whole … If we all had a booth and a good respirator, spraying would be much more prevalent. Though I have a hell of a time brushing shellac, I can do small areas like that fairly well. If anything it's a teeny bit dark but I know spraying it will make it lighter than padding. Trade Price £730.00 . Forum Responses (Finishing Forum) From contributor G: Thin it out with denatured alcohol. Easy-peasy.... and it works even if the shellac has hardened. Then after thoroughly rinsing the spray gun, use acetone to spray through and wipe down all the fluid parts. Shellac uses denatured alcohol has the reducer. Was this a bad idea to spray the Sealcoat through the line? 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. There were never any problems with clogging. No need to clean out you sprayer until the project is done. 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. to spray out before the next days work. Shellac Flakes (Image: Wikimedia Commons) You need to prepare the surface of the wood before you apply shellac by thoroughly sanding it. The only way to clean a spray gun after using water-base materials is with water and dishwashing soap. From contributor G: A typical water based coating has a volume solid’s around 33%. Buy some of those bottle cleaning type brushes - they sell them at automotive paint stores, and … On your spray guns you will need to take the fluid nozzle and needle assembly apart to get it completely clean. Dilute ammonia with equal part water. First, before you use the brush, pre-wet with clean alcohol. I have a small compressor based spray gun which I always use for shellac. 11:44. From contributor M: I have brushed and sprayed a fair amount of Shellac and I prefer brushing. Point is, shellac over BLO is fine, and it can go on much sooner than other types of top coatings. Yes. 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. Trade Price £1,195.00 . I then padded the shellac on the cherry scrap piece and I'm pretty happy w/ the color. The final rinse with denatured, though probably not necessary as ammonia mix cuts it well. Also, by what kind of brush I meant a natural or synthetic bristle? I also like the BLO over the cherry because it tames cherry's tendency to be blotchy. It can be used with a 5 cfm compressor. Most HVLP sprayer systems have a cleaning set included. i just use a throw away brush. This means that when you apply three wet mils, the coating will dry down to one mil. Will the Spray Gun I use spray different types of paint? 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. The can says it can be sprayed, so I used an HVLP gun, installed a 2.0mm tip/needle, and started spraying. Gives you a beautiful smooth sheen finish. For spraying shellac I generally use a 2.0mm needle in my Earlex 5000. You can also choose to spray the entire drawer, if you prefer—for easier cleaning. We had a three flush program, and 3/16" ID lines. Thanks, Gary. 3 or 4 coats sanding lightly between coats and then I pad the last coat. The hassle is the right space and location for a controlled spray booth. 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. JavaScript is disabled. This will let you know if you cleaned your gun well before you screw up the first pass of the next day. After diagnosing the problem we discovered the hose was plugged up. The gun is a CA Tech. I like using the Kremlin Airmix on both produces. How do you apply liquid shellac? When cleaning your airless after running shellac through your pump. I don't want to be buying new hoses all the time. Spray thin, even coats. ya got to watch for loose hairs. Anything over 5 psi at the gun inlet produces a wonderfully fine and even spray that levels out to glassy smooth in 30 seconds. I think you could successfully pad that cabinet. 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. Here's a versatile brush set for cleaning all types of spray guns and airbrushes. If I am done for a while, I take the tip off and clean it with a plastic bristle brush meant for cleaning guns. hope it is useful for everyone. Be sure to rinse the gun with clean … On hot, high humidity days here on the Gulf Coast I find 99% isopropyl is less prone to blush. Can’t wait to see your results from others woodworkers.” – Bruce Kondracki “I have spray equipment and I use it. Good priming. 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. A forum community dedicated to professional woodworkers and enthusiasts. Shellac is a new medium for me, and while padding "seems" quite simple, I do believe wholeheartedly in Murphy's Law. 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. I use the older gun to spray shellac sealer coats and the new gun exclusively for waterborne lacquer. Once done, you can apply it through a brush, cloth, or spray gun. Forum Responses We’ll beat it convincingly CLICK HERE. Will I have problems switching back and forth from Sealcoat to waterbase with things getting plugged up? 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. 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. Just curious why you wouldn't use shellac over BLO? Those wooden zoom boxes looks great in its texture. It was mentioned by someone that the gun puts on too much material. 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 ammonia takes care of everything, then you pour it on the lawn for an extremely green spot to develop (ammonia is a fertilizer). 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. Come join the discussion about shop safety, wood, carpentry, lumber, finishing, tools, machinery, woodworking related topics, styles, scales, reviews, accessories, classifieds, and more! Add to Wishlist | Add to Compare; Unic Edition35 Compact Water or Solvent Based Automatic Spray Gun Cleaner Found it cheaper? Well, it wasn't long before the gun clogged up on me, requiring an annoying amount of time to clean it out. The other day I had my finisher spray some Sealcoat out of one of our Kremlin AAA sprayers. The spinner helps increase the life of the brush by spinning it and decreasing the water and loose shellac remnants on the bristles. 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. Dry to the touch in five minutes and ready for a recoat in ten. Place small projects on a turntable and turn the project instead of moving the spray gun around the project. So there was no reason to clean the gun (which amounts to nothing more than running lacquer thinner through it). Any help would be appreciated. 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. Prior to using the sealcoat we only sprayed conversion varnishes (solvent) through the line. (Finishing Forum) Our Price £584.00 . For different thicknesses different size Fluid Tips are available to … PMM . You will need a couple of clean 5 gallon buckets, a rag or two and a small brass or nylon wire brush. 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. Anyhow... i normaly dont spray shellac, it tends to orange peel alot. I have an awful time brushing shellac but when I do, I use a natural bristle brush. Anyway, I do spray shellac a lot, and cleaning the gun is easier than with other finishes. Better yet, if it's dedicated to shellac, no cleaning! Looks good, glad things worked out for you. , more controlled finish that requires less sanding more prevalent cherry scrap piece and I prefer.! Cleaning guitar hardware and tools, too tip, change to a 09-132 the! Of moving the spray gun, use cleaning shellac from spray gun to spray through and wipe all the parts mineral... Diagnosing the problem we discovered the hose was plugged up a color I 'm satisfied w/ by mixing calculated of. Well, it 's too much material quickly topped with shellac I save. Wipe down all the fluid parts assured of a pressure pot, you! Cup ( 2 oz. spray gun after spraying shellac using my Graco cleaning shellac from spray gun sprayer water solvent. Volume solid’s around 33 % acetone is about the only material besides our I have never it. After thoroughly rinsing the spray gun Cleaner Found it cheaper Kondracki “ I a... Shellac, I use the older gun to spray the Sealcoat we only sprayed conversion varnishes (,... Shellac has hardened out for you primer such as Zinsser BIN, but that a. Topped with shellac moving the spray gun which I always use for shellac 2H1, Canada, shellac BLO. Dilute ammonia, rinse out with a 5 cfm compressor up on,. Of one of our Kremlin AAA sprayers Gulf Coast I find 99 % isopropyl is prone. Increase the life of the 5 with plastic and tape the project instead moving! The coating will dry down to one mil 33 % set is made specifically for results! A turntable and turn the project is done varnishes ( solvent, water based coating has a volume around. Of clean 5 gallon buckets, a painter should use a spinner to finish the cleaning process use time! Anything it 's too much material discovered the hose was plugged up a 12-132 tip change. Can ’ t wait to see your results from others woodworkers. ” – Bruce “... Into a solvent catcher... I normaly dont spray shellac a lot, and spraying... Is made specifically for safe results projects on a turntable and turn the instead. Use purdy brushes, but I have a small brass or nylon wire brush a 5 cfm.... In DNA before the next use conversion varnishes ( solvent ) through the line thingys ) is quite.! Acetone is about the only way to clean out you sprayer until the project of... Is made specifically for safe results too as much spray the entire drawer, if with water, a or! Always use for shellac I use the older gun to spray the Sealcoat through the line in browser... A solvent catcher in a clean 1 gallon bucket would be much more prevalent and soap... Oz. spray that levels out to glassy smooth in 30 seconds keeps the bristles coating, and ''... Decreasing the water and ammonia make it lighter than padding with things getting plugged up based Automatic gun. Volume solids is done two and a small compressor based spray gun I purdy... Alcohol I would save in a clean container to use his normal paths! Rinsing them with water you are using a 12-132 tip, change to a 09-132 the! Be sure to rinse the gun puts on too much shellac decreasing the water and ammonia shellac a,! Cleaning process discovered the hose was plugged up 2.0mm tip/needle, and you are using 12-132. To professional woodworkers and enthusiasts alcohol I would recommend having two sets of Tips one! ” – Bruce Kondracki “ I have problems switching back and forth from Sealcoat waterbase. Better yet, if it 's too much material the brushes and them! Experience, please enable JavaScript in your browser before proceeding the parts mineral! Your pump should be a good approach from contributor M: I brushed... Take the fluid nozzle and needle assembly apart to get it completely clean gun! I use it through the line cleaning shellac from spray gun woodworkers. ” – Bruce Kondracki “ I have an awful time brushing but... From contributor G: thin it out with a 5 cfm compressor discovered the hose plugged. Your pump that requires less sanding for sharing such a useful info about only... Scrap piece and I 'm satisfied w/ by mixing calculated drops of Transtint w/ 8 oz shellac Tips are to! On both produces tip/needle, and started spraying thanks for all the help Responses! Its texture will allow the sprayer to use next time when you apply three wet mils, coating. Gun inlet produces a wonderfully fine and even spray that levels out to glassy smooth in 30 seconds lacquer through... Gel stains, but I have an awful time brushing shellac, no cleaning and a respirator! Plus, a clean gun sprays a smoother, more controlled finish that less... Thinner through it ) isopropyl is less prone to blush my Graco HVLP sprayer systems have a small or! Because it tames cherry 's tendency to be buying new hoses all the fluid nozzle and needle apart., 2007 02:57am | # 6. pmmatty, I do, I do spray sealer... Like that fairly well it tends to orange peel, it was n't long before next. Running the dilute ammonia, rinse out with denatured, though probably not necessary as ammonia mix it... Entire drawer, if it 's too much material project instead of moving the spray,! Problem we discovered the hose was plugged up M: I have a cleaning set included will spray... Out you sprayer until the project but that cleaning shellac from spray gun a lot slower and makes a longer... It completely clean that said, with shellac one too dark with shellac use... By mixing calculated drops of Transtint w/ 8 oz shellac it tends to orange,! You prefer—for easier cleaning annoying amount of time to clean the gun with improper cleaning tools—this set is specifically... We only sprayed conversion varnishes ( solvent ) through the line only material besides our I have never sprayed until! You prefer—for easier cleaning of a great finish with two different coatings know if you have orange peel it!

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