On the other hand, polyurethane is ideal for outdoor surfaces because it has a thicker and more durable finish. Goodell has been in love with woodworking for more than two decades. The finish is applied in multiple layers over several days. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. It's applied via a sprayer, because it is thinner than the other finishes. Further, urethane ages wellit doesnt check, crack and yellow as nitro finishes do. Wonder why it's so smooth? This in-depth comparison of lacquer and polyurethane will help you know which one to use in almost any situation. If you arent a fan of the beat-up look, a urethane-finish instrument is probably for you. This occurs when a guitar is regularly exposed to differing temperatures, as changes in climate causes wood to expand and contract. Lacquer is made by combining different solvents and resins. On the other hand, polyurethane is ideal for outdoor surfaces because it has a thicker and more durable finish. Polyurethane coat needs sanding for multiple coats. Lacquer is thinner and less durable so you must use it indoors only. Lacquer is a classic choice for furniture and cabinets, and it has a beautiful, glossy sheen. Like we said, poly guitar finishes have become customary within the industry. Its also the kind of chemical you need to apply using the spraying method when mixed with thinner. Ernie Ball Slinky String Guide: Comparison and Which to Choose. In the market for a new guitar? Sources. What Is A Poly Guitar Finish All About Then? So, why have nitrocellulose lacquer finishes fallen out of fashion (in favor of polyurethane finishes instead)? Nitrocellulose is considered to be more porous than polyester or polyurethane, with a thin, smooth and somewhat slippery texture that isnt quite as solid or constrictive. It might be harder to apply by a first-timer, but it can be easily applied with a brush. The lacquer is compromised of nitrocellulose and solvents which ensures it is the appropriate consistency to spray onto the wood. Because of this, you can count on lacquer finishes to make workpieces last a long time. Like the previous method, you must sand the material first. This is a hybrid lacquer with nitrocellulose resins and urea resins, making it more resistant to water, scratches, and chemicals. Further, urethane ages wellit doesnt check, crack and yellow as nitro finishes do. However, our experts suggest being careful when using a high volume of this finish as its highly flammable. His brainchild, Sawinery, allowed him to do so as well as connect with other craftsmen. What works well with it ? Some lacquers are oil-based while others are water-based. Unfortunately, lacquer is also known to peel and discolor over time. Polyurethane is available in water-based and oil-based whereas lacquer is available in acrylic, nitrocellulose and water-based. Friendly Community. In determining the winner of the duel lacquer versus polyurethane, there isnt just one answer. In liquid plastic resin form, it made an extremely fast-drying, tough and durable finish (also used for dance floors and bowling alleys) that formed a much harder and abrasion-resistant layer around a guitar than nitro, while still allowing good wood resonance. It also has a shorter drying time of two hours compared to other options under the same category. Lacquer, on the other hand, snaps easily under pressure. A Fender Custom Shop 1963 Stratocaster Relic (above) shows the kind of wear typically associated with a nitrocellulose lacquer finish, which this instrument has. As such, it is a manufacturing marvel of both style and substancethere to both personalize and protect your instrument, and just as much a part as the pickups, neck, bridge, tuners and everything else. Polyurethane protects the wood by forming a plastic-like coating, while lacquer is a water-based product. Also Read: Can You Roll Polyurethane On Wood? We are an independent website with woodworking experts sharing the best tips and tricks when it comes to tools, plans, classes, and any need of a beginner or professional woodworker. Thanks for visiting! Lacquer is a thin and quick-drying finish that penetrates into the wood but it can also chip and crack easily. This durable coating forms a strong damage resistance in the wood surface. First, the chances of polyurethane adhering to a lacquer finish are very low. Prosoundhq.com is also a member of other affiliate programmes. Both products have varying price ranges, depending on the brand, quality, and other factors. Lacquer is thinner and will form a glossy finish that is not waterproof. Nitro finishes are typically seen on older or high-end guitars. So, you could apply 4 to five coats before you wouldve applied the second one of even the fastest drying polyurethane. Despite being a very thin finish, it dries hard and is very durable. Be the first to know about new products, featured content, exclusive offers and giveaways. An example of data being processed may be a unique identifier stored in a cookie. A high build lacquer spray or polyurethane spray like rust oleum? Youll need a lacquer spray that can execute high-volume and low-pressure to ensure a proper application. But because of this, some therefore believe that poly-finished guitars sound somewhat neutered and less acoustically resonant, with reduced sustain. WebAs explained above, polyurethane is thicker than lacquer. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'thewoodworkplace_com-leader-2','ezslot_8',152,'0','0'])};__ez_fad_position('div-gpt-ad-thewoodworkplace_com-leader-2-0');By dabbing it with Acetone. Youll also need to use the same finish on banisters to show consistency. We have for your benefit made a list of all the advantages and disadvantages of nitrocellulose lacquers and you can assume that they apply to the other types as well. When chemicals are sprayed in the air, which is the recommended application method for lacquer, they become more toxic. Polyurethane is available in water-based and oil-based whereas lacquer is available in acrylic, nitrocellulose and water-based. First created in the 1950s, acrylic lacquers were made to prevent the yellowing issues common with nitrocellulose lacquer. Place it against the unnoticeable section of your guitar. Polyurethane protects the wood by forming a plastic-like coating, while lacquer is a water-based product. That is why you should always use a respirator when applying any chemicals. The substances themselves and their various application methods and combinations are enormously complex. Lacquer vs Polyurethane Finish Which is Better for You? This varnish is rather thick and hard to handle. So, in this post, we are going to cover exactly what nitrocellulose lacquer is (and whether or not it is worth the risk). Compared to nitro finishes, both types of poly finishes are much easier to apply and are classified as low-VOC making them much more common on modern guitars. Some players criticise poly finishes for feeling plasticy because they are applied in a thicker layer. Is Chipboard Safe Enough For A Guinea Pigs Home? Meanwhile, lacquer is only limited to extreme gloss and matte options. But after working for days or weeks on a project, it can be heart-breaking to watch it wilt away in a matter of weeks. WebIn liquid plastic resin form, it made an extremely fast-drying, tough and durable finish (also used for dance floors and bowling alleys) that formed a much harder and abrasion-resistant layer around a guitar than nitro, while still allowing good wood resonance. Unfortunately, lacquer is also known to peel and discolor over time. Polyurethane acts as a type of plastic that protects the wood, but lacquer is more like water. The drying time for this finish may vary, but it forms a durable coat once dried. You can use brushes to apply lacquer and polyurethane. The problem with this is you will often see brush marks and streaks. [3 Key Comparisons]. I created this website to share everything I've learnt over the past 15 years of playing guitar. This wasnt just to do with the physical problems that came with nitro, but rather the environmental damage that a high-VOC (volatile organic compound) such as nitrocellulose could cause. Polyester and polyurethane guitar finishes are also more resistant to general wear, meaning that scratches and dings are harder to see and inflict. Some of these emit minimal quantities of VOCs and are therefore relatively safe. Repeat this process until you get the desired result. Although its a beautiful wood suitable for different. Nitrocellulose also yellows with time, especially when exposed to excessive sunlight. While ancient lacquers were eco-friendly, modern ones include more chemicals and emit a high amount of (VOCs). As an alternative to polyurethane, nitro will coat wood in a lightweight finish that is as easy to maintain as it is to apply. However, nitrocellulose lacquer does not handle scratches properly. Read morehere. You may not know, but sprays are more costly than regular brushes. However, both nitro and poly finishes are in fact plastic. You must consider these perks and drawbacks to determine if its worth your money. Finally, lacquer dries faster than polyurethane, so its less likely to cause bubbles or streaks in the finish. While this can add a nice pop of color to oak and many other types of wood, not everybody is a fan, which is understandable. The difference in the two are night and day. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Oil-Based Which means that while they may crack more easily under pressure, they will have less of an impact on the overall sound of an acoustic guitar. While the fact its so tough is great, it can also make polyurethane more difficult to spot-repair compared to up-keeping a nitro finish. Nitro finishes are typically seen on older or high-end guitars. They get thinner and more brittle as they age because the thinners in them continue to evaporate throughout an instruments lifetime. However, to get that finish, you require a fair bit of skill. Sources. While the fact its so tough is great, it can also make polyurethane more difficult to spot-repair compared to up-keeping a nitro finish. I want to preserve a horseshoe crab shell. You can also use a natural bristle brush, but you must apply every single coat carefully and consistently to avoid leaving brush marks. Currently, Gibson still use nitrocellulose gloss and satin finishes for both the necks and bodies on most of their guitars, whilst Fender typically only use them on custom shop models. Lacquer, on the other hand, is thinner. It is usually only on cheaper guitars where youll notice the difference in feel between the finishes and this is typically a result of the overall manufacturing quality compared to the finish type being used. Before proceeding with the application, ensure that you wear the right protective gear to stay safe from harmful fumes. And as poly peels, that lacquer top coat will crack in turn. Despite the advancements in durability, it will still yellow over time, and the VOC count is still high. The good news is you can always opt for the water-based options on both types. Conclusion In conclusion, since wood finishing is crucial for visual appeal and smoothing the surface, Polyurethane and Lacquer are essential too. Because of this, we dont recommend them for outdoor furniture pieces. It depends on the type of lacquer finish youll use. Lacquer dries to the touch in just ten minutes and is ready for another coat in half an hour. I have seen sites that recommend lacquer spray, polyurethane spray, and modge Podge. For example, oil-based polyurethane gives a warm glow to wood, and it yellows over time. What Are VOCs? Repeat this process until you get the desired result. Join Our Woodworking Community on Facebook And Get 3 Woodworking Plans for Free! Due to its thickness, it also requires fewer coats to achieve full coverage. Among the wood finishes available in the market, polycrylic carries the least toxic components and odors. And, more importantly, polyurethane finishes (either oil based or water based ones) are not as toxic as nitrocellulose lacquers solvent-based solution. Its not the easiest finish to apply on hardwood floors, but you can fix that by mixing some thinning agent. I now own an acoustic guitar and several electric guitars including my personal favourite, a PRS SE Custom 24. Appropriate consistency to spray onto the wood but it can also make more... Its not the easiest finish to apply using the spraying method when with. To its thickness, it will still yellow over time seen on older or high-end guitars wellit check... Be the first to know About new products, featured content, exclusive offers and giveaways criticise finishes. 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