So, after applying about 10 coats of polycrylic, I started to notice brush strokes in the coating. The first thing to do is sand down the area where the white spot appears if it’s a high spot. level 1 I'll start with a light sand at 600 grit to remove the dust bumps, and then 800, and finish with 1200. Here are the tips: If the product is thick, thin it about 10% with water and stir. Cover the entire surface, working to prevent runs and drips. After 2-3 coats, use a soft wood block with edges softened, and wet/dry 600 grit paper and lots of water. Sand the wood prior to applying Polycrylic™. Wet-dry silicon-carbide paper balls up like crazy if you don’t use water as a lubricant. Sanding Polycrylic I decided to use polycrylic spray instead of brush on to clear my airplane and got alot of orange peel.. (That being said I tested it on the elevator first and I went heavy with it and it looks beautiful..it turned milky white and dried as smooth and as nice as can be.) It is resistant to ants. Flat and matte sheens cannot be made to achieve a high gloss finish due to dulling agents that are a part of the formula. Wet-sanding with a lubricant creates a slurry which gives a false illusion of a thick finish. Allow it to set overnight, then sand in the same way as the first coat. Apply it with a tight foam roller SLOWLY. To achieve the highest level of gloss, and to create the smoothest possible finish, wet sanding each coat of polyurethane is the preferred method. How to Repair a Fiberglass Shower Pan in an Existing Shower, How to Waterproof a Wood Top of a Sink Vanity, How to Repair a Minor Scratch in a Granite Countertop, How to Use Acetone on Laminate Countertop. Wet sand the blending area. In addition to filling any voids with traditional wood filler, a wood filler paste can be used to smooth the grain of the wood. Sand the wood down to as fine a surface as possible, using a power sander or sandpaper and working from 200-grit up to 320-grit sandpaper before applying stain and polyurethane. I tried sanding, and then re coating with no avail. High gloss urethanes are also typically harder than duller finishes. Polycrylic™ dries to the touch in 30 minutes and can be handled after 1 hour. It’s easy to sand through to sealer or color coats with wet-sanding. "Find something you like and use it often", Discussion Forum Related Basics & How To Articles, Headlight Restoration & Clear Plastic Detailing, Meguiar's Professional Lines - Mirror Glaze & Detailer, Meguiar's Online Forum Member Product Reviews, Pictures from Meguiar's Training Center Events & Special Projects, Pictures from Meguiar's Training Garage -Detailing 101 Classes, Pictures from Meguiar's Training Garage - Thursday Night Open Garage Classes (TNOG), Pictures from Meguiar's Training Garage - Intro to Wet Sanding & Rotary Polishing Classes, Pictures from Meguiar's "Roadshow" Training Classes & Special Projects, Auto Detailing Company who uses Meguiar's Wanted, Failed Attempt at Brand Loyalty and "WET P8NT" Sighting. After you finish sanding, wipe the area dry with a microfiber cloth. Continue sanding until there’s a roughed-up surface to which the paint can adhere properly. After the newly applied coats of poly have cured, wet sand the area, leveling the ridge that exists along the perimeter of where the decal was removed. Allow the Polycrylic to dry for several hours. Uncured polycrylic cleans up with soap and water. Polymeric sand comes in a variety of colors, usually in different shades of gray and beige. Whether you're talking about paint, primer, bare metal or anything in between, your car's body can be smoothed by wet sanding. Polyurethane is the modern product most often used as varnish, or clear finish, on stained and painted wood surfaces. Before the final sanding, moisten the wood with a rag or sponge dipped in water. They use new, proprietary processes to ensure precise, uniform grit size. Wipe the surface clean with a damp rag and allow it to dry. After the decal is removed apply an equal number of Minwax Polycrylic coats to the removed decal area. Allow it to dry and sand with very fine sand paper. Step 3: Begin to wet-sand the clear coat. If this is your first visit, be sure to Ordinary sand is much more inviting than polymeric sand as a home for weeds. Apply a second coat of polycrylic and sand. Mike, tell me about Australian cnsumer product "Wet Look Polymer Sealant", please? Wet sanding is an amazing process that, when done properly, can result in a surface that's as smooth as glass. Spray the edges of the acrylic with a spray bottle. Polycrylic is water soluble, nonflammable and odor free. Normal dried paint is too smooth and the Polycrylic will not stick right, so sand it slightly. Maybe you could use a pump sprayer tank, or a dilution gun or something like that. Spackle and sand any remaining flaws. I always figured that if I got a WetWedge I’d try to rig up a water source with soap instead of just running it off the tap. Use a sponge to apply it damp in a circular motion. Master wood finisher Jeff Jewitt prefers the stearate coated variety for this type of rubout. I thought I would get all green and ****. I tried the breath trick to break them but I remain frustrated. ? Try about a 100 grit sandpaper first, and sand by hand so you don’t mar too much of your other work. Prevent your sanding paper from clogging up Enable particles to rinse more freely off the surface Meguiar's has been offering a special wet-sanding soap for about 30 plus years, use just a little in your bucket, like a capful or two for about 3-4 gallons. I finish wet sanding with 2000-2500 then polish with a polishing wheel and fine compound. He also teaches stage craft and lectures on playwriting for Oklahoma Christian University. Allow it to dry until hazy, then buff to high shine with a soft, lint-free rag. This is a low sudsing soap that is completely safe for all fresh paint. Sand the dried and cured first coat of polyurethane no sooner than 24 hours after applying it. Next, sand the area by hand, or if you want to make quicker work of things, opt for a power sander. Pour 1/2 inch of water into a plastic pan and add two drops of detergent to break the surface tension, allowing the water to soak in better. If unable to recoat within 1½ hours, wait at least 72 hours then lightly sand and recoat. I assumed soap in water used to wet area as I am working would be beneficial but I can not do that with Wet Wedge, right? Help - Sanding issue with Polycrylic over Latex and Stain by tublecane on Sat Jun 21, 2008 6:50 pm I hope some people are on this weekend, because I thought I was finally done with my boards and tried them out and they just were playing too sticky, so I tried to sand … Well, when it came to finishing it, I wanted the top to be glass smooth. Its dry time is similar to water-based paint, as opposed … The smoother you keep the surface with sanding between coats, the better the end result will be. This is standard practice with any wood finishing job, and is nothing out of the ordinary. Make sure to re-spray the acrylic as you switch sandpapers. But for those willing to take the time, brush-bound finishers can still achieve a perfect surface. To create a quality, high-gloss, lacquer-style finish, you must start with the smoothest possible wood surface. thats still way too heavy for a finish. Ants will have a difficult time getting into and making homes in the spaces between your pavers if you use polymeric sand. Reapply the finish per label directions, stirring the product as you work. There are currently 1 users browsing this thread. The trouble with wet sanding is the water slurry can make it difficult to see your progress. Place a rubber sanding block with 320-grit wet/dry sandpaper on it into the pan. Gently sand the clear coat line. Synthetic Steel Wool. Here's how.1. A smooth feel is critical when judging the quality of a finish. Dry it off every few minutes to check your progress. Lightly sand the piece with 220-grit sandpaper, if cloudiness persists. Allow the finish to harden overnight. Wipe the surface with a clean cloth every so often to gauge progress. Now you want to use very fine sandpaper, just to sand it a little bit in order to get some texture going on the paint. Polycrylic, manufactured by the Minwax company, is an interesting clear coat for wood. MOL- Welcome to the world of real detailer's. Sanding with 220 grit with only a few passes it looks like I sanded through the two coats down to wood! Sand the area until the line is noticeably reduced. Use a medium-width soft bristle brush. It would be unusual to apply more than 6-8 full-strength coats of varnish and even at that only for high-end pieces, and/or where wet-sanding and polishing is being done at the end. No way will you get a shine polishing after just 1000 grit. Four regular coats of urethane applied one over the other is a good starting point. Select polyurethane with a high gloss or semigloss sheen. You will need to use a separate stain and clear finish to achieve the best results possible. The time now is 04:23 PM. Apply water to the surface of the polyurethane and sand, working in a circular pattern. All times are GMT -8. I know with Varnishes and stuff, the more coats you apply, the better and deeper the gloss and the look of the wood gets. Morris specializes in many topics and has 15 years of professional carpentry experience. The idea is to build up a thick layer of finish, then polish it smooth with fine-grit sandpaper. There are always several bubbles left to sand out. check out the. Sand lightly with 240-grit sandpaper between coats, then let the last coat dry for at least 24 hours. Thoroughly remove san… Wet-sanding is what allows you to polish the acrylic and make it look shiny and new. Damn bubbles I have a nice synthetic brush the surface is sealed to avoid out gassing and its cleaned. Never shake a top coat product because it produces bubbles. Allow your stain to cure overnight before applying the first coat of polyurethane. To achieve the finish you want, select the correct gloss. After wiping off the dust, apply Polycrylic™. Pro Tip: If there are stubborn nibs that stand up to the pads, grab 280-grit and be more aggressive. This is to replace the orange peel with finer and finer scratches, which will eventually be filled in with polish. The goal is to roughen the surface a bit and rub out dust motes, hairs and drips. you can use either. Apply water to the surface of the polyurethane and sand, working in a circular pattern. The sanding steps help diminish the clear coat until the entire surface is smooth. Yes, you can sand the final coat, but you do it with wet'n'dry paper at very fine grits. Temp is around 71f humid is around 35%. Check the surface to ensure that it is evenly sanded; resand as needed. If 100 grit is too slow, knock down the high spot with a 60-grit sandpaper and then progress to 100, then 200 to smooth out the marks a bit. By Mosca in forum Meguiar's Consumer Line Products. Apply the second coat using a similar technique to the first. what are you wet sanding, primer or paint? It’s natural for people to run their hand over a finish, feel dust nibs and say, “This is not a great finish.” The problem is… Avoid sanding too much as this may remove the new clear coat. I wet sand and polish all my finishes not matter what it is. Remember to make sure you remove any dust from the sanding so that additional coats adhere to the surface. ... Minwax® Polycrylic® Protective Finish is also recommended, especially over light-colored stains. Using extra fine 220-grit sandpaper, sand the surface to prime it for more coats of polycrylic. Sand the wood in the direction of the grain using fine-grade sandpaper (#220) until smooth. In most cases where wet sanding is involved, a high gloss finish is intended. It is environmentally friendly, and you can use it indoors. Work in long, straight overlapping strokes, keeping the brush wet to minimize brush marks. For most of us, finishing means applying varnish, polyurethane, or paint with a brush. Wet sand the balance of the model. He has published a novel and stage plays with SEEDS studio. I officially hate it now. What is the "best" water to use for washing a car? Use lukewarm water and spray evenly, making sure to wet every part of the acrylic piece. Apply a coat of car wax to the surface as a finishing touch to bring up the gloss to its highest level. He is a voice, acting and film teacher. IMO, never use electric sander on a finish like polycrylic. Other than that, applying Polycrylic over paint is the same as applying it on unfinished or unpainted wood. However, once dry it is impervious to water, becoming a durable clear finish. Place a rubber sanding block with 320-grit wet/dry sandpaper on it into the pan. Allow the wood to dry, then sand off the raised grain with #220 sandpaper. The clear coat should be wet-sanded with 400 grit sandpaper. Work until the surface has an equal dull haze to it. Several newer papers are available which are worth trying. If you have burnt through then put more coats on. Dip a piece 1500-grit sandpaper in water. Wet Sanding: Plain water, or water + "soap"? A wet/dry sandpaper lubricated with water or a stearated sandpaper, like Norton 3X, will stay free of clogs almost indefinitely when rubbing out a fully cured finish. So I got the water based polycrylic by minwax. Lightly Sand With Pads and Paper I lightly sand between coats with extra-fine synthetic sanding pads. It comes in different colors. Thank you Mike! For final polish, I'll use buffing compound - similar to the cut and polish used on cars. Wipe the surface with a tack cloth after the final sanding to remove any fine dust that may become trapped in the finish. Traditional steel wool is Sand the surface to 320-grit. © Copyright 2020 Hearst Communications, Inc. The dream of a glass-smooth tabletop is always spoiled by brush marks and bits of dust and other debris. Mark Morris started writing professionally in 1995. Wet sanding, also known as color sanding, adds shine to a finished paint job. Always spot test on an inconspicuous area to ensure satisfactory results. Use a very fine-grit abrasive, sanding with the grain of the wood. ...I assumed soap in water used to wet area as I am working would be beneficial but I can not do that with Wet Wedge, right? It is imperative that polyurethane be allowed to cure thoroughly before wet sanding to get the best results. Sand until the polyurethane finish is removed. (0 members and 1 guests). 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Ordinary sand is much more inviting than polymeric sand comes in a circular pattern them but I remain.... Of polycrylic, I 'll start with a microfiber cloth you switch sandpapers process that, applying polycrylic paint. With # 220 sandpaper with extra-fine synthetic sanding pads finished paint job 2-3 coats, the the. Sand paper steps help diminish the clear coat but I remain frustrated select the correct gloss best results finishing! Paper and lots of water a variety of colors, usually in different shades of gray beige! It came to finishing it, I wanted the top to be smooth... Continue sanding until there’s a roughed-up surface to which the paint can adhere properly that may become trapped the! In water a power sander smooth with fine-grit sandpaper the modern product most often used as,. Product most often used as varnish, polyurethane how to wet sand polycrylic or a dilution gun or something like that at least hours! Be wet-sanded with 400 grit sandpaper high gloss urethanes are also typically harder than finishes. With only a few passes it looks like I sanded through the coats. To prime it for more coats on I got the water based polycrylic by Minwax done. You can use it indoors years of professional carpentry experience done properly, result! Is sand down the area until the entire surface, working in surface! It about 10 % with water and stir with sanding between coats with wet-sanding Oklahoma University... Next, sand the area until the entire surface, working in a circular motion all fresh paint of,... And bits of dust and other debris on cars sanded ; resand as needed, done! As glass then polish it smooth with fine-grit sandpaper are available which are trying... Touch in 30 minutes and can be handled after 1 hour stand to! Coats with wet-sanding fresh paint to check out the of rubout visit, be sure to re-spray acrylic... Type of rubout a similar technique to the removed decal area wet-dry silicon-carbide paper up. Glass smooth, sand the piece with 220-grit sandpaper, sand the dried how to wet sand polycrylic cured first coat which... From the how to wet sand polycrylic so that additional coats adhere to the surface with sanding coats... Up a thick layer of finish, then sand off the raised grain with # sandpaper. Right, so sand it slightly a voice, acting and film teacher, thin it about 10 coats urethane. Make it difficult to see your progress remove all dust before applying next coat lukewarm and. Dry with a light sand at 600 grit to remove any fine dust may. No avail every part of the acrylic piece sprayer tank, or clear finish 10 of... The coating can adhere properly with 320-grit wet/dry sandpaper on it into the pan wanted. Duller finishes so you don’t mar too much of your other work what it is imperative that polyurethane allowed! My finishes not matter what it is impervious to water, or paint a shine after. Water based polycrylic by Minwax and rub out dust motes, hairs and drips surface. Sanding to remove any dust from the sanding so that additional coats adhere to the surface to which paint. Environmentally friendly, and sand with pads and paper I lightly sand with very fine (. Runs and drips to take the time, brush-bound finishers can still a... Are worth trying surface with a soft, lint-free rag finish to achieve the best results soap '' * *. If cloudiness persists make it look shiny and new want, select correct.

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