how to apply polyurethane

However, that’s different than its “Cure Time”, which is much longer. Wipe off the poly dust from the surface with a dry, lint free rag. If this is settled on the bottom and not mixed well before use, you’ll basically be applying a high gloss finish. With the lack of time, space, and proper tools, he always finds ways to get great results without over-complicating or over-thinking the process. Because you filled the entire foam brush up, it has a lot of polyurethane to lay down and this can last for 2 or 3 rows (or more) on a small or medium sized surface. I switch to my regular electric quarter-sheet finishing sander, and I’ll use that for 120 grit, 180 grit, and 220 grit sandpapers. I’ve used several types of finishes and nothing protects quite like good ol’ polyurethane. Dust and poly don’t mix – well, they shouldn’t anyway. Otherwise, skip ‘em. So for applying polyurethane on furniture, I always use oil-based, and I always use Poly-Foam-Brushes. Quick Tip! It’s best to make your touch down and lift off points at obvious seems or joints, or at the corner of the surface. Regular oil based polyurethane goes on much thicker than finishes like wipe-on poly, or lacquer. After that, we are good to go with this guide on how to apply oil based polyurethane on wood floors. So a full day after your second coat, make sure it’s dry to the touch before continuing. The foam brush has a nice straight edge tip, so when you get to the edge of the material, you’ll stop the brush right at the edge and lift off. Since you are onto the matter of application, I’m assuming you’ve already thought and selected some top rated polyurethane for hardwood floor.If you have not, then make … Because this is the only area where you can maybe loosen up a bit. And the faster the finish dries, the less chance it has at picking up any additional dust particles. Jim Danish oil is absolutely a beautiful finishing option, but for some projects a good protective layer of poly can really help make it last. These subsequent coats will move faster because the wood isn’t soaking up so much of the poly as it lays down. This is too long and can result in these two rows not blending well, and some pretty nasty streaking. When someone asks me, how do you apply oil based polyurethane to hardwood floors that won’t be very time consuming and effort demanding, I tend to give them these drying tips. It could be anywhere from a week, to a full 30 days. Applying Wipe-On Polyurethane : Wipe-On (also called oil-based) polyurethane blends the best of both worlds of finishing: the high durability and protection of polyurethane with the simple wipe on application of an oil finish. You quickly get a feel for how fast the poly is laid down, so don’t worry about your speed before you start. Just lightly sand and it should quickly feel smooth to the touch, especially after coat #3 and beyond. It’s strictly recommended waiting for the necessary drying period. After that (or for non-table top surfaces), to get rid of all the machine and sanding marks I’ll use 80 grit on a random orbital sander. You should do the same for your work area. One awful mistake that people tend to do with oil based polyurethane applications is not waiting until first coat dry and instantly go for the next one. The chances of absolutely ignoring marks on the floor are quite less. – The Why And The How To Apply A Wax Finish, Tack cloth or mineral spirits (for dust clean-up). But who am I to argue with the woodworking pros of the internet, or science for that matter. After it dries, sand lightly. When it is no longer putting off a toxic smell, it’s cured! This means a durable top coat is a critical part of building quality projects. For more information see my disclosure page. Polyurethane is going to accentuate the surface inconsistencies, so before applying the coating, take pains to properly sand the surface you are sealing. Using Paint Brush. Well, with continuous motion, you will be able to achieve such results in a significant way. So there’s no need to go beyond 220 on the bare wood itself. Note – If you’re going to stain your project first, do that now. I like having light in the backdrop of my work area, so I can easily find the glare as I look for the wet line. If you want to start with gloss and end with satin, just make your final 2 coats satin. If you do prefer to use a fan, clean the dust off, and also make sure it’s not blowing towards anything that has dust on it. The fumes from the oil-based polyurethane are toxic and you need fresh air. Thinning the polyurethane makes it flow on more smoothly and reduces brush marks. And then follow the grain for brushing. So now you’re ready to apply the finish, and if you’re like I was, you’ll get the urge to brush it on just like you would have a coat of paint. (I don’t always do this, but it is the best way to remove the final dust). You can apply second layer of coat after that in the same manner. Everything up until that point can be the clear gloss. If you go too fast, it simply will not lay down evenly, and you can restart the row, just go slower. You do NOT need to sand very much or very hard. Regular oil based polyurethane goes on much thicker than finishes like wipe-on poly, or lacquer. Most projects will be ready for normal use in 24 hours. Once you finish with sanding, use a clean cloth to wipe the floor well. Varnish is a bit more flexible (important with the changing humidity levels outside), and it has superior water resistant properties. Before you go for second coating, make sure you wait for the instructed time. Any dust nibs created by dust that settled in the wet surface will get knocked down during this sanding. The best start strategy requires you to sand your floor before applying any new layer. It’s also very important that you avoid getting drips. I recommend applying 3 to 5 coats of polyurethane. Once the sanding is complete, you need to remove all the sanding dust from the wood. Your email address will not be published. Then remove all the sanding dust and apply a second coat. To reveal flaws (bubbles, brush marks, etc.) So that the curing process is done without any disturbance of temperature. (or at least with those of you who find my blog). Also, there must be dust and other small stuffs that are still sitting over the floor but you cannot notice. Through sanding, you will be able to ditch those stuff as well as any sort of irregularity. I’ve built everything from toys, to outdoor patio tables, TV consoles, to my 6-seater dining room table. The wood furniture projects we build are bound and determined to be worn down over time. So these thick coats requires more dry time, but fewer coats overall. Because that might let the outdoor dust get inside and stuck with the drying floor. It’s like the foggy mirror above, and it makes the finish seem deeper, and softer. And if you find the finish is not looking just right, you can manually increase or decrease the gloss level, learn how here. Today we will be focusing mainly on one variety. BestChoiceMakers is a reader-supported Website/Blog. Even if there’s no finish on the floor, you should sand it. Wood Finishes 101 – Poly vs Varnish vs Lacquer vs Shellac, How To Get The Look You Want From A Polyurethane Finish, Shellac Wood Finish – What It Is and How To Apply It, Wood Finishes – Choose The Right One For Your Project, Danish Oil – What You Should Know About This Amazing Wood Finish, Food Safe Wood Finish – 9 Best Finishes for Cutting Boards, Toys, & More, Should You Wax That? It’s about how to apply oil based polyurethane to wood floors that look smooth and almost professional. You can’t open the doors nor windows for that day at least. Usually, the areas where brush lands and lifts from are more likely to catch these marks. so on my next project am going to try out your way with polyurethane. WOOD SHOP ESSENTIALS Table Saw Sled Vertical Cut Auxiliary Fence Thin-Rip Push Stick Drill Press Caddy Benchtop Mortising Jig Tapering Sled And more…. There shall be no particles left at all when you start the application process. Wait until the 30 day mark (after that last coat) before stressing the finish with wear, heat, chemicals, etc…. I will not stress the finish (with things like heat or cleaning chemicals) until the 30 day mark from the final coat. If you need help learning how to stain wood, there’s a link for you at the end of this article. At least not the way I was taught to apply it. But when you’re applying a finish that seals the wood, you should apply that finish on all surfaces. This page may have affiliate links. Definitely 5 if it’s a surface that needs additional protection, like a table top. Step 1: Sweep the floor and then damp-mop it with water and white vinegar (10:1 ratio) or go over it with a tack cloth. But a careful sanding with a 400 grit will eventually help the second layer to stick much better. And also, you can’t use a similar extent that was used during the first sanding. Through a nice sanding process, you will have better chances of smoother application. Whether it be brush-on or wipe-on, I really love a good polyurethane finish. I’ve applied poly using several different techniques, and over the years I’ve fine-tuned my own technique, and it works fantastically! This is because a satin polyurethane has an additive that essentially makes what would be clear poly, a clouded finish.

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