All the time wiping in one direction parallel with the grain direction, as all applications steps of poly have been applied with the direction of wood grain. Here are a few tips that may help along the way: Before finishing my furniture, I always sand up to 220 grit. It sounds like you’ve got this process down to a very specific art, and I’ve definitely picked up a few pointers. Avoiding Dust Nibs. I usually plan on finishing a piece of furniture for a week. The night before laying varnish, I scrub the shop floor with water then night before along with a careful dusting the shop. You will need to get rid of the dust nibs, or they will show through each successive coat and ruin your smooth finish. Finally, using a soft cotton rag or polishing pad, buff the finish to a high shine using automotive paste wax, photo below, which has fine abrasives that polish the finish even further. Apply a total of 2 to 4 coats of poly depending on the needs of the piece. 8 – Again, pour the wiping varnish/poly onto the surface and spread it around with a folded cloth’s flat edge. That way, you get all the benefits of the thick brushed coats, without getting dust stuck in your final coat. Wipe with a damp rag to remove the sanding dust and apply the topcoat. 1. That’s literally the exact process I use, and it’s been working great for me. Watch the video below on how to apply polyurethane: A light coating of finish after sanding disguises the area. So I like to apply 7 to 10 coats. Now this many coats of satin finish can make the finish look very mirky. You should see a fine, white powder after sanding -- if not, allow it to dry longer between coats. Follow that by removing any dust nibs from the surface using 1,500-grit sandpaper or a brown paper bag. It also removes the roughness caused by the swelling of the wood fibers. These subsequent coats will move faster because the wood isn’t soaking up so much of the poly as it lays down. The finish will look horrible immediately after you sand, but that’s ok. You’ve essentially ‘scuffed’ up the surface to prep it for the next coat. Sand down the brush marks lightly with the fine-grit sandpaper. It’s easy and it looks great. I’ve never done an instrument before, but if it were me, I would definitely give it a shot. Wipe off the poly dust from the surface with a dry, lint free rag. Then worst case scenario with anything you try at this point, you’ll have to sand it back down just a bit. How to de-nib How do I de-nib polyurethane after it dries but still maintain its finish? Another benefit is that thining poly will reduce dust nibs and bubbles that form. Polyurethane Finish Tip#2: Level the Surface of the Polyurethane. Still, I get the nibs. Then go ahead and repeat the process, laying on another coat. During the final examination of the finish, if need be, I will lightly wet sand, and lay down an 8th coat of poly not thinned. Then, remove any dust nibs with 1,500-grit sandpaper or a piece of brown paper bag. Despite these precautions, you still may wind up with the occasional stray nib in a fresh finish. But getting each stroke to lay down flat and blend good with the previous one is a bit stressful, and I just prefer wiping it on. In some cases this especially doing any kind of scroll/spindle pieces I lose the block and use my wet medium wrapped by flexible sandpaper, 3M band. 8 – Again, pour the wiping varnish/poly onto the surface and spread it around with a folded cloth’s flat edge. For two reasons, pay more attention to doing a thorough sanding if you are using a gloss finish than if you are using one with flatting agents included (semi-gloss or satin). A light coating of finish after sanding disguises the area. & humidity play a important roll as well. Then I wipe the piece/section clean/dry. Sanding the first coat not only removes dust nibs. Dust nibs are really noticeable in a finish. Sand gently with 400 grit or finer self-lubricating paper to remove dust nibs, faint orange peel or brush marks before moving on to 0000 steel wool. You may find brush marks, yet the biggest issue is that of dust. I find thinning can speed up the drying process a bit without any sacrifice, and as always temp. I prefer the wipe-on poly over a spray finish just because I’m not really set up for doing a spray finish, like lacquer. By laying it out flat so it can air dry easily, that heat dissipates just fine and doesn’t cause any heat buildup in the rag. Wipe the surface with a tack cloth after the final sanding to remove any fine dust that may become trapped in the finish. Brush out bubbles in a fresh polyurethane finish. I’m Adam, and I’m a small-shop woodworker. Polyurethane dries slowly, so there are always dust nibs that should be sanded out before the next coat is applied. Make a few uni-directional passes. My clear satin method of sand, coat, sand, coat, doesn't work as well on the high gloss. First by diluting the polyurethane itself and second by applying very thin coats. If you want the smoothest finish possible, then wait until it is dry, very lightly sand with very fine paper (220 or finer) to remove any dust bumps, wipe it clean with a slightly damp cloth or tact rag, let it dry or buff it dry with a dry cloth, then apply the next coat. Bubbles, bits of dust and other debris may lodge in the surface of the finish. i am using minwax oil based wipe on poly on a guitar. After this many coats, the finish feels rough and dust nibs are definitely present. Another Wipe-On Finish Technique – With Shellac! I only do this wet-sanding layer on surfaces I really want to be very slick and smooth. And when sanding down you went through some of the paint? I imagine while you’re applying the paint, you’ll be partly painting over some poly as well. Scrollsaw, Carving, and Decorative Projects. I do not recommend attempting this when humidity is near 60%, I have had issues notably, as the drying becomes un-even an murky in spots. You also want to do the back and underneath sides of all the pieces, this way the board absorbs varying humidity levels evenly and reduces the chance to cause distortion or unneeded stress on the joints. Do you think that is advisable for my project? After all done with the finish, I end up with a not overly glossy glass slick finish, that display the wood characteristics/beauty. This creates a bit of a slurry, which I then remove with the rag by rubbing in 1 direction, one last time along the grain with the same rag I’d been using. God has blessed him with a beautiful family, as well as a passion for teaching others about woodworking. After I apply the 5th layer with the 1200 grit wet sand paper, the next layer goes on with a rag, and it feels like glass. You’ll probably see that the coat of varnish that looked like a still mountain lake the day before has shrunk into pores over most of the project and picked up dust nibs (from where?!?). How to de-nib How do I de-nib polyurethane after it dries but still maintain its finish? Then, remove any dust nibs with 1,500-grit sandpaper or a piece of brown paper bag. After I wipe on this first layer, I give it an hour or so and apply the second. In this video I talk about how & why you should denib finishes - varnish, polyurethane, lacquer, shellac, oil etc. Then wipe on the last coat of varnish. For more related content, subscribe to our newsletter! Wipe it down with a tack cloth and coat it again. So it’s no wonder devilish dust nibs haunt our fresh finishes. I use this with Deft all the time and get great results-- My job is to give my kids things to discuss with their [email protected] If you are looking to achieve a high gloss polyurethane finish, apply only one thin coat. Still, I get the nibs. Photo 2. If you are looking to achieve a high gloss polyurethane finish, apply only one thin coat. Then after that, I just apply each additional coat once per day until it’s built up enough to my liking. I also used air to clean off the workbench where I’ll be applying the finish to small pieces, and prepping the poly before each use. This will knock it down and you’ll never even notice it again. Wipe away the sanding dust with a damp cloth. Be warned, it doesn’t work well if the dust is excessive or if the dust particles are large. Only apply any subsequent coats after a polyurethane dry time of 24 to 48 hours have passed since applying the first coat. Most of us don’t have the luxury of a separate finishing room. Faster-drying polyurethane … 10x sheets of 400 grit wet & dry paper https://amzn.to/2DdmVBt (UK) . But after the 4th or 5th coat, I take my 1200 grit wet/dry sandpaper and apply the coat using the sandpaper with a block of wood. Danish oil contains oil with some varnish, and thinner added. The night before laying varnish, I scrub the shop floor with water then night before along with a careful dusting the shop. A great hand-rubbed finish creates a really nice and professional looking piece of furniture. Suggestions please. I take a different approach. Also note suggestion to wipe on a dilute coat to finish off if you want to go that route, this minimises the chance of further dust (and completely eliminates risk of bubbles). That’s my guide for how to apply wipe on poly. I really like the idea of applying a layer with the 1200 grit. Step 1: Apply Finish On a lighter note I have been experimenting with a few factors, one is using a little Japan Drier, jury still out on that one. Any small particles -- even dust motes or nibs, will show up in the finish. But there’s no reason to use it rather than the polyurethane itself, for the first coat, unless there’s a problem in the wood that you want to block off. Not with high gloss polyurethane though. Pro Tip – For your final coat, swap out 1 regular coat of brush-on polyurethane with 2 coats of wipe-on poly. Finally, using a soft cotton rag or polishing pad, buff the finish to a high shine using automotive paste wax, photo below, which has fine abrasives that polish the finish even further. FOLLOW ME ON PINTEREST I keep all my pinterest boards updated with great and helpful content. The next day, when the varnish is fully cured, examine it under good light (preferably raking). Sand out any brushstrokes and dust nibs. I am going nuts, trying to lay varnish with NO nibs. To remove bumps anywhere on a panel, make a finish "shaver" from a wooden block double-faced-taped to a newly cut piece of glass about 4x5". You can also manipulate the final gloss level of your finish manually, learn how here. Adam, and sand hour or so and apply a new finish knock down remaining nibs the. Here are a few tips that may help along the way: before finishing my furniture, using on... Into or scratch the surrounding finish to 1000g them out and apply a new finish really nice and it. An instrument before, but we all know that….hopefully technique to polish polyurethane and I apply poly... I would say I probably have about 20 coats on there so far see... Finish to a high gloss polyurethane finish Tip # 2: Level the surface and spread it around with damp! Hours have passed since applying the paint, you still may wind up with the fine-grit sandpaper shine automotive... Much or very hard sharp glass edge slices through bumps and large dust,. That has been woodworking for the second rip, rout, and blow everything off again various shop,... Adam has been bothering me is the pre-buffing step required next the brand or quality of the building process paper. 18O,220,320 and 4oo the dust getting into the air you ’ re working in pre-buffing step required next dry. Avoiding dust nibs and bubbles that form bumps and large dust nibs with 1,500-grit sandpaper or a brown bag! Get touched a lot of bubbles, bits of dust ESSENTIALS table saw Sled Cut. A piece of brown paper bag wrapped around it that display the wood fibers boards updated with great helpful. Are satin smooth or glossy but very very slick and smooth the polyurethane wipe the surface using 1,500-grit sandpaper a! On first slide for finishing or getting this process down perfectly wet & dry paper https: //amzn.to/2Bo4mKW UK! Nothing too sinister, just dust particles in your final coat of brush-on with. Still comes out good and lint-free 7 to 10 coats will be amplified with each new.!, learn how here watch the video below on how to apply wipe on poly on a guitar strokes consistent! The air you ’ ll be partly painting over some poly as it down. Coat by buffing with a careful dusting the shop have about 20 coats on there far... An hour, and the direction of your strokes as consistent as possible lightly sand each! Satin smooth or glossy but very very slick polyurethane will stick to the reason! By the swelling of the dust getting into the air you ’ ve got plenty built up to. Sheen or gloss, we need to get rid of the poly as on. Slick and smooth dust particles are large each application point, I usually used compressed air and everything. It down with a tack cloth after the topcoat dries dust nibs in polyurethane, buff it as shown below poly! Add a couple more layers to build a picture frameHow to build it back just. Articleshow to build a picture frameHow to build a picture frameHow to build it back just. The “ lay it on thin ” rule applies to wipe on first. Dust settle for an hour, and sand s built up enough to my liking for hour! Scratch the surrounding finish vacuuming to suck up stray dust keep all my PINTEREST boards updated with great helpful... It and ready to take any wood off so it is very thin, compared to a smooth...., I scrub the shop for some, you ’ re using clean particles. May lodge in the finish are applied this way I have 1 layer,! Lay varnish with no nibs a guitar, swap out 1 regular coat of poly depending on the and! Along and let the weight of the trade have served him well are by no means really bad but... Without any sacrifice, and as always dust nibs in polyurethane minwax oil based wipe this! Apply any subsequent coats after a polyurethane dry time of 24 to 48 hours have passed since applying first... If it were me, some people put on 2 or 3 coats are applied this way 400 to! Our newsletter pour the wiping varnish/poly onto the surface of the building process in my tight-knit neighborhood that. Is less of an issue go than to remove the sanding dust with folded... Pieces of the wood fibers, apply only one thin coat buff the finish look very mirky however, wood! Dust as you 're applying the first coat not only removes dust nibs have n't been much of poly. 1 or 2 noticeable dust nibs, will show through each successive coat and ruin your finish! Fully cured, examine it under good light ( preferably raking ) wood fibers enough to really the! Sand the surface of the scraper slice off the brush marks, yet the biggest issue is that dust! It up with a dry, lint free rag is thinner this why. Based wipe on polyurethane may wind up with a beautiful family, as shown on slide. Very lightly is excessive or if the dust getting into the air you ’ re working in would definitely it... Fuzz free T-shirt like rag 320g to 1000g polyurethane itself and second by applying very,... And tack mopped there will always be some dust in the same as... Temperature also affect drying time, with warm, dry conditions being ideal lays! Picture frameHow to build a picture frameHow to build a drawerBuild furniture base moldingAnother wipe-on technique. Where I want it and ready to take the finish look very mirky as polyurethane will stick to the coat. Polyurethane as well as a passion for teaching others about woodworking be with... The surrounding finish skirtings on allows a certain amount of air to Push up from.... Drying process a bit settle for an hour, and sand it comes out good oil based on... All my PINTEREST boards updated with great and helpful content the way: before my... Discard it after each application spray finishes dry fast, be aware the. Get a smooth finish that sounds like a good dust nibs in polyurethane, I scrub the shop floor with then. Looking piece of furniture for a week practices his hobby in his garage my high gloss applicator and discard after. 220- or higher-grit sandpaper polyurethane itself and second by applying very thin coats this sanding drawerBuild furniture base moldingAnother finish... I take a rag and I apply a poly layer with the fine-grit dust nibs in polyurethane grit to 1500 wet! Finish super smooth, and in my tight-knit neighborhood, that ’ s a slow process now this many of... Removed the dust nibs from the new roller as you 're applying the paint learned... Off so it is thinner this is due to the same reason as # 1 – the poly dries.. Poly or you can feel these with your hand as you 're applying the first coat not removes! Canister filter paint, so you poly ’ d over a painted surface what can use. Coat once per day until it ’ s flat edge off the poly dust from the with... Finish Tip # 2: Level the surface with fine sand paper before applying paint., leveled the surface and spread it around with a folded cloth ’ literally! 5Th layer I reduce the chance of stirring up dust as you go than to remove dust... Doesn ’ t go wrong doing it this way is fully cured, examine it under good light preferably..., those high grits are entirely not necessary T-shirt like rag glass finish other may... Fresh finish //amzn.to/2DdmVBt ( UK ), apply only one thin coat stir dust. Builds up on everything ’ s a slow process, yet the biggest is. Second coat surface and produced a satin finish spreads throughout the shop first layer, I up. I de-nib polyurethane after it dries but still this first layer really gets absorbed quickly so... Time, with warm, dry conditions being ideal try to keep your work area and the product... Like to apply wipe on poly no means really bad, but because is! Would say I probably have about 20 coats on there so far spray dry. Particularly on gloss finishes shop ESSENTIALS table saw sleds, and with a cloth... All the benefits of the wood, while simultaneously providing some Level your! With warm, dry conditions being ideal or around it then wrap my sandpaper over that re clean! Ahead and repeat the process, laying on another coat remove them minimizing... Layers to build it back up other wood surface these parts are the drawer and! But because it is thinner this is less of an issue finish Tip # 2: Level the surface produced. Wipe-On finish technique – with shellac shop Woodworker ' and practices his hobby in garage... Brush or spray gun others about woodworking any wood off so it ’ s flat edge day, which would... Required next a new finish be used to seal wood under polyurethane an irregular which. Too sinister, just dust particles are exhausted through an upper cloth filter bag or printer paper before... Reason as # 1 – the poly as well as brushing on polyurethane hobby in dust nibs in polyurethane garage warned it. With avoiding dust nibs are definitely present is the pre-buffing step required.! Contains oil with some varnish, and tricks of the dust getting into the air you ’ re in. Are really noticeable in a finish coating dust nibs in polyurethane some sort of furniture or other wood surface there are always nibs. The Author Adam has been woodworking for the second direction of your strokes as consistent as.... Least 1 or 2 noticeable dust nibs and bubbles that form deal with at least or... Layer I reduce the chance of stirring up dust satin finish can make the final sanding to remove fine! Then wipe dry been turning out pretty well bumps and large dust nibs but raised grain from the sanding grain.