Wood Glue Vs Epoxy: Which Is Better For Your Project? (2023)

Woodworking enthusiasts know that choosing the right adhesive is essential to achieving a strong and long-lasting bond. One common question that often comes up is: wood glue vs epoxy glue? Both types of glue have their unique properties, strengths, and weaknesses.

In this article, I will uncover the fundamental distinctions between wood glue and epoxy wood glue, equipping you with the knowledge to confidently select an adhesive for your next undertaking.

When comparing wood glue vs epoxy glue, Wood glue is ideal for woodworking projects that require strong, rigid bonds and can be sanded or painted over. Conversely, epoxy glue offers far greater versatility, allowing you to join various materials like wood, metal, plastic, and ceramic. Not only is it extremely resistant to water, heat, and chemicals, making it ideal for exterior and seafaring applications; but it also delivers more robust results than wood glue. The advantage is that it needs more preparation time, entails higher costs, and takes longer to cure than wood glue.

If you wish to guarantee the success of your woodworking project, selecting the correct glue is essential. This article will provide an in-depth analysis of the merits and drawbacks of both wood glue and epoxy glue, thereby enabling an informed decision tailored to one’s individual requirements.

This article will equip all experienced and novice woodworkers alike with the necessary knowledge to make an informed decision on choosing the perfect adhesive for their workshop.

Delve into these valuable tips and gain a deeper understanding of this essential element in woodworking. So, make yourself comfortable and let us explore the realm of wood glue versus epoxy glue!

Table Of Contents

  1. Wood Glue
  • Different Types of Wood Glues
  • Advantages and Disadvantages
  • Epoxy Glue
    • Two-Part vs One-Part Epoxy
    • Advantages and Disadvantages of Using Epoxy Glue
  • Comparing Wood Glue vs Epoxy
    • Epoxy vs Wood glue Strength
    • Wood glue vs Epoxy: Flexibility
    • Shelf life
  • When to use wood glue vs epoxy glue
  • Tips for Using Wood Glue and Epoxy
    • Preparing Surfaces Before Applying Adhesive: A Crucial Step
    • Applying Wood Glue: Get Clamping Right
    • Curing Epoxy: Know The Timing
  • Wood glue vs Epoxy – Conclusion
  • Wood Glue

    Wood Glue Vs Epoxy: Which Is Better For Your Project? (1)

    Wood glue is a powerful adhesive specifically tailored to fuse wood together. By penetrating the fibers of the wood, it produces a robust, permanent bond capable of withstanding intense force. This indispensable tool can be used for an array of carpentry projects; from revitalizing furniture to crafting new pieces from scratch.

    Different Types of Wood Glues

    Today, woodworkers enjoy a broad selection of wood glues, ranging from polyvinyl acetate (PVA) to polyurethane-based adhesives.

    PVA wood glue is water-based and dries clear, making it ideal for projects where appearance is important. It is effortless to remove with water prior to it drying.

    In contrast, Polyurethane glue forges an immensely durable connection between pieces of wood, yet it can be intricate to work with as it swells upon drying and demands special care during application.

    There is also hide glue. This is a type of adhesive that is made by boiling the connective tissues and bones of animals, such as cows or horses. The resulting liquid is then processed to create a strong, durable adhesive that has been used for centuries in woodworking, musical instrument making, and bookbinding.

    However, hide glue does have some drawbacks. It can be difficult to work with, as it requires careful temperature control and preparation. It also has a relatively short shelf life once it has been mixed, and can spoil if not stored properly. Due to these causes, modern woodworking typically disregards this choice.

    (Video) DON'T USE SUPER GLUE! Try This Instead..(Epoxy Adhesive/5-Minute Epoxy/Epoxy Glue)

    Advantages and Disadvantages

    The cost-effectiveness of wood glue makes it an attractive option compared to other adhesive alternatives. It’s also easy to find at any hardware or home improvement store.

    Additionally, wood glue creates a bond that can last for decades if applied correctly. Also, It will dry faster than Epoxy resin. For more information on wood glue drying time, go to my article How Long Does Wood Glue Take to Dry? 5 Tips You Should Know!

    Despite the benefits, there are some hindrances associated with using wood glue. For instance, it takes longer to set than other bonding agents such as cyanoacrylate (i.e., “super glue”).

    Additionally, certain types like PVA may not hold up as well in high-stress situations compared to polyurethane versions. When considering using wood glue for your project think about the type you need based on its properties: strength required and visual appearance after drying (transparency or color).

    You can dive deeper into the knowledge of wood glue in my article Understanding wood glue + 8 awesome tricks you should know.

    Wood Glue Vs Epoxy: Which Is Better For Your Project? (2)

    Epoxy Glue

    Epoxy, like wood glue, is an adhesive used in woodworking. Nevertheless, epoxy is comprised of two components: a resin and a hardener. When blended, their chemical reaction creates a strong connection able to endure high levels of pressure and strain.

    Wood Glue Vs Epoxy: Which Is Better For Your Project? (3)

    The bond created by epoxy glue for wood is often stronger than the wood itself, making it a popular choice for high-stress applications such as boat building and aircraft construction. Epoxy permeates and bonds with the wood’s fibers, forming a strong chemical connection between it and the wood.

    This creates a bond that can be difficult to break, even under high stress. Additionally, epoxy has excellent gap-filling properties, meaning it can fill in small gaps or cracks in the wood to create an even stronger bond.

    Two-Part vs One-Part Epoxy

    Two kinds of epoxy exist: two-part and one-part. To utilize two-part epoxy, the resin and hardener must be mixed together just before application.

    It then typically has a limited working time before it starts to harden. After curing fully (which can take up to 24 hours), two-part epoxy creates an extremely strong bond.

    One-part epoxy is pre-mixed and ready to use out of the container. Boasting a simplified application process, one-part epoxy is generally more effortless to use in comparison to two-part epoxy which necessitates mixing and measuring.

    Advantages and Disadvantages of Using Epoxy Glue

    Epoxy is renowned for its superior strength; forming powerful connections that are difficult to fracture, even under extreme strain. Additionally, due to its remarkable gap-filling properties, it is an ideal choice for sealing small cracks in wood and strengthening the bond.

    However, epoxy also comes with some downsides. For example, it can be more difficult to work with than wood glue because of its limited working time and the need for specific ratios when mixing two-part epoxy.

    Next to that, Epoxy wood glue has a longer curing time. You can read all about that in my article How Long Does Epoxy Glue Need to Dry: a Comprehensive Guide.

    Additionally, two-part epoxy requires special handling and disposal procedures to ensure that it’s used safely and responsibly. Epoxy tends to be more expensive than wood glue, though the increased strength and durability may make it worth the added expense for certain projects.

    Comparing Wood Glue vs Epoxy

    Are you seeking a dependable adhesive for your carpentry works? You may have encountered both wood glue and epoxy but are unaware which one is the most suitable for your endeavour. To help you make an informed decision, let us assess how they contrast in terms of strength, flexibility, and other key factors.

    Epoxy vs Wood glue Strength

    Epoxy is often regarded to be more robust than wood glue when it comes to strength. This is because epoxy forms a chemical bond with the materials it is adhering together, whereas wood glue relies on physical adhesion.

    Epoxy can also fill gaps and cracks better than most types of wood glue, making it an ideal choice for projects where maximum strength is required. Nevertheless, wood glue is powerful enough for the majority of carpentry undertakings.

    (Video) How To Choose and Use the Right Glue - WOOD magazine

    In fact, many types of wood glue have impressive tensile and shear strengths that make them perfectly suitable for most joints. When choosing between the two adhesives based on strength alone, consider the specific requirements of your project and choose accordingly.

    Wood glue vs Epoxy: Flexibility

    Flexibility is another factor to consider when deciding between wood glue and epoxy. Wood glue tends to be more flexible than epoxy once cured, making it a good choice for joints that need to withstand some movement or vibration without breaking apart.

    For example, if you’re building a chair with legs that will experience some flexing as people sit down and stand up from it repeatedly over time.

    Epoxy tends to be more rigid once cured than most types of wood glue. This makes it a better choice for joints that need to stay stiff and rigid over time without any movement or shifting whatsoever.

    Shelf life

    When considering long-term reliability and permanence, there are some essential differences between wood glue and epoxy wood glue that warrant attention.

    Wood adhesive, otherwise referred to as PVA glue, typically has a shelf-life of one to two years; nevertheless, this could differ based on the exact brand and kind of wood glue. For optimal longevity, it is essential to keep wood glue in a cool, dry environment, clear of direct sunlight and heat sources. Learn how to store in my article How to Store Wood Glue for Optimal Performance? 3 Quick Tips

    Epoxy glue can outlast wood glue with a shelf life of up to two to three years, so long as it is stowed appropriately. One must be mindful of heat and exposure to sunlight when storing epoxy glue, so it is advisable to maintain cool, dry conditions. My article, “How to Store Epoxy Glue: Best Practices to Ensure Longevity” outlines all the tips you need for preserving epoxy wood glue in optimal circumstances.

    Sure, here is an updated comparison table that includes advantages of each adhesive:

    FactorsWood GlueEpoxy Glue
    Adhesive TypePhysical AdhesionChemical Adhesion
    StrengthLower than EpoxyHigher than Wood Glue
    FlexibilityMore flexible than EpoxyLess flexible than Wood Glue
    DurabilityDecent durabilityVery durable
    Gap-filling AbilityLimitedExcellent
    Working TimeLonger working time than EpoxyShorter working time than Wood Glue
    Curing TimeFaster curing time than EpoxyLonger curing time than Wood Glue
    ApplicationEasy applicationRequires mixing and measuring
    AvailabilityWidely availableWidely available
    CostInexpensiveMore expensive than Wood Glue
    AdvantagesEasy to use; Dries clear; Water-based; Ideal for high-stress situationsSuperior strength; Excellent gap-filling; Very durable

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    Wood Glue Vs Epoxy: Which Is Better For Your Project? (4)

    When to use wood glue vs epoxy glue

    Which adhesive should you select for your carpentry project? Is wood glue stronger than epoxy? This inquiry is contingent upon various aspects, including the kind of joints you are bonding, the variety of wood in use, and how the final product will endure over extended periods.

    If you need maximum strength when bonding different types of material and can tolerate some rigidity in your joints, epoxy is a good choice. It’s also ideal for projects where filling gaps or cracks is necessary.

    (Video) You're Using the Wrong Glue and Here's Why

    On the other hand, if flexibility is more important than sheer strength and rigidity, and for gluing wood to wood, then wood glue may be a better choice. Wood glue is also easier to clean up than epoxy and can be sanded/cut easily once dry.

    Ultimately, choosing between wood glue and epoxy will depend on your specific project requirements. For example, epoxy glue is not that food safe as you might think, go to this article to see more. Ensure that each factor is taken into account before you make your choice, so that the outcome is stunning and lasts for a lifetime!

    Tips for Using Wood Glue and Epoxy

    Preparing Surfaces Before Applying Adhesive: A Crucial Step

    Before applying any adhesive, it’s important to properly prepare the surfaces that will be bonded. For wood glue, this means making sure the surfaces are clean and free from dust or debris. It’s also a good idea to lightly sand the surfaces to ensure a tight bond.

    For epoxy to adhere properly, degrease the surface with acetone or another cleaning agent and gently sand them to provide a stable foundation. Doing so maximizes adherence, ensuring that the epoxy won’t loosen over time.

    Applying Wood Glue: Get Clamping Right

    For a successful result when using wood glue, sufficient force must be applied during clamping. You want to ensure that there is enough glue applied between the two surfaces so that they adhere tightly together when pressed firmly under clamps.

    However, you don’t want too much glue as this can cause excess squeeze-out which can be difficult to clean up after curing. Also make sure that you use enough clamps – one clamp every six inches is usually sufficient. Learn how to use wood glue in my article How to Use Wood Glue? a Clear Step-By-Step Guide

    Curing Epoxy: Know The Timing

    When working with epoxy, it’s important to keep in mind its cure time and temperature range for best results. Curing time of an epoxy joint is dependent on temperature and humidity conditions of your workspace; higher temperatures lead faster cure times while cooler temperatures lead longer cure times.

    Once you apply the epoxy onto both surfaces applying pressure via clamping ensures maximum adhesion and prevents air pockets from forming between parts being joined after mixing two components together.

    Overall both wood glue and epoxy are effective adhesives when used properly, but it all comes down how well they are applied and prepared for optimal results – so make sure you take your time and follow these tips for the best outcomes. Learn how to use epoxy glue on wood properly in my article How and when to use epoxy glue? | The N°1 clear guide.

    Wood glue vs Epoxy – Conclusion

    To summarize, the decision between wood glue and epoxy glue relies on the project at hand. Acknowledge their individual assets and shortcomings when considering their relative capabilities. If a wood-to-wood joint is what you are working on, then wood glue is your top choice; epoxy wood glue would be better for connections involving metal or glass parts.

    In cases where strength, durability, and water resistance are needed, epoxy glue should be your go-to. However, if intricate details and extended working time are the priority, then wood glue fits the bill.

    Woodworkers regularly make use of wood glue, epoxy, and CA glue. To gain a comprehensive understanding of the latter, take a look at my enlightening article which provides an exhaustive overview of all aspects surrounding CA glue. This piece conveys information regarding its uses as well as the various types available. Elevate your woodworking skills by navigating to “This is why CA glue is a popular glue for woodworking | All about CA glue” to gain insight into CA glue’s potential.

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    Wood Glue Vs Epoxy: Which Is Better For Your Project? (5)


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    Wood Glue Vs Epoxy: Which Is Better For Your Project? (7)
    (Video) Which Wood Glue is Best? Let's find out! Showdown with Titebond, Flex Glue, Elmer's & Gorilla.


    Wood Glue Vs Epoxy: Which Is Better For Your Project? ›

    Epoxy has the advantage of being waterproof and does a good job filling gaps in wood. Most other wood glues will not hold well if there is a gap between the pieces of wood that you are gluing together. Some epoxy formulas take a while to cure, others will cure in as little as five minutes.

    Is epoxy resin as strong as wood glue? ›

    For gluing wood to non-wood material

    In this instance, wood glue would be virtually useless. However, epoxy will give you a strong hold between wood and non-wood materials such as metal.

    Is epoxy better than glue? ›

    So, when choosing between glue and epoxy, it really depends on what you need the adhesive for. If you need a strong, durable bond, epoxy is the way to go. But if you need a more flexible bond or an adhesive that's easier to work with, glue is the better choice.

    What works better than wood glue? ›

    Winner: liquid nails

    As long as you follow the application instructions properly especially the drying time, you'll get unbeatable bonding results. Even if you pry the two joined surfaces apart, they'll break at some other point but not on the part where the liquid nail is applied.

    Can epoxy be used as wood glue? ›

    Epoxy glue for wood is valued by DIYers and professionals alike for its exceptional strength and long-lasting adhesion. It creates durable, waterproof seals that can easily be cleaned, sanded and drilled. These qualities make it ideal for use on wooden furniture.

    What are the disadvantages of epoxy glue? ›

    Cons of Using an Epoxy Adhesive
    • Room temperature curing epoxies do not operate well over 120 °C, a heat cured epoxy is required.
    • Without modification, cured epoxies can be brittle.
    • Proper curing of two-part epoxies requires exact mix ratios.
    • Slow cure times.

    Why not to use epoxy? ›

    Using epoxy to cover a specific type of flooring, such as a garage floor, isn't the best idea because epoxy's chemistry isn't meant to resist the exterior elements which may lead to adhesion issues over time. Chipping, peeling and delamination will most likely occur.

    What works better than epoxy? ›

    Polyurethanes are softer, more flexible and offer better color and gloss retention. They perform well as structural protection, are more versatile in terms of protecting assets in harsh weather conditions and offer better impact resistance than epoxy and urethane coatings.

    Is Gorilla Glue or epoxy better for wood? ›

    It's easier to work with especially on wood to wood gluing. If you're simply filling a gap with no strength required, use Gorilla Glue. If the gap filled portion will be stressed, use Epoxy.

    What is the strongest glue to hold wood together? ›

    Gorilla wood glue is some of the strongest wood glue in the world, and for many woodworkers, it is the only wood glue they trust. This PVA glue sets up in 20-30 minutes, depending on the temperature, and offers an almost permanent bond for any wood joint. This can be used inside or outside, and it dries clear.

    What is the strongest most durable wood glue? ›

    Strongest Hold: Titebond Ultimate Wood Glue

    Whether you're working on an interior or exterior project, this wood glue can get the job done. It has a waterproof formula that hardens after one hour of clamping and several more hours of curing.

    How long does wood glue last? ›

    The stated shelf life of wood glue is typically one to two years. However, the expected shelf life of many glues typically stretches well past those few years when the right conditions are created.

    Does epoxy make wood waterproof? ›

    Once cured, epoxy resin is waterproof.

    Once it has finished bonding and curing, epoxy will prevent permeation by nearly any liquid or solid material, including water and humid air. Because of this feature, epoxy is frequently used in garage flooring, on shower walls, and as a coating for outdoor table tops.

    Is Gorilla wood glue epoxy based? ›

    Description. Gorilla takes epoxy to a new level, the Gorilla tough level. Easy to dispense, and use, Gorilla Epoxy brings a strong, long-lasting bond for household and automotive repairs, alike.

    What kind of epoxy should I use on wood? ›

    Simply put, there are two main types of epoxy resin for wood that you will consider: TableTop Epoxy Resin, and Deep Pour Resin. TableTop Epoxy resin is meant for 1/8in pours, or sealing a table or project. Deep Pour resin is meant for a 2in deep pour to fill in larger gaps or create a live edge river table.

    When should you not use wood glue? ›

    Wood glue should not be used if the piece hast o be flexible or if it has to carry a lot of weight later on. For the best result and strongest connection possible wood glue should be applied in a thin and even layer. It is necessary to press both pieces together until the glue has dried.

    What glue do carpenters use? ›

    Polyvinyl acetate (PVA) glue is the most common type of wood glue. This type includes typical white and yellow glues, or what are commonly called “carpenter's glue.” Iit can be used for many – but not all – projects. Hide glue is made from animal products.

    Should I use wood glue or not? ›

    Both wood glue and screws should be used to secure butt joints, which is when two pieces of wood butt up against each other. For other woodworking joints, wood glue alone is enough. Screws should only be used without wood glue if you intend to disassemble the piece.

    How many years does epoxy glue last? ›

    All solvent-free epoxies have essentially unlimited shelf lives so long as they are stored in sealed containers. The resin may crystallize or the hardener may darken (YELLOW) but this does not affect its performance. If the material is more than a year old do a test to satisfy yourself that it cures properly.

    What are the pros and cons of epoxy glue? ›

    Its advantages include a strong bond, durability, versatility, and resistance to chemicals. However, it also has disadvantages, such as a long curing time, messy application, potential harm to health, and higher cost compared to other adhesives.

    What is the major disadvantages of epoxy resin? ›

    They also exhibit lower-curing shrinkage than many other types of thermoset. Disadvantages of epoxy resins include the need to heat many of the precursor materials prior to processing and the fact that the cure rate is slower than for free radical cured systems such as unsaturated polyesters.

    Is epoxy high maintenance? ›

    Epoxy coatings are low-maintenance and require little if any repairs, which gives it an added boost in its long-term value.

    Is epoxy just plastic? ›

    Is Epoxy Resin Plastic? Yes, epoxy resin is a form of plastic.

    What can damage epoxy? ›

    Oil, car chemicals and other chemicals.

    Clean up spilled gas immediately, because it will damage the surface of an epoxy floor if allowed to sit for too long. Paint, household cleaners and other abrasive liquids need to be cleaned up immediately.

    What surface will epoxy not stick to? ›

    Epoxy resin won't stick to silicone items, which is a great thing as you can then use silicone for measuring and mixing jugs that can then be easily cleaned. Other items like some metals might just need some surface preparation before applying the epoxy resin.

    What is 4 times stronger than epoxy? ›

    As mentioned above, Polyurea is 4x stronger than Epoxy. It is also 98% more flexible than Epoxy. It is the flexibility of the material that makes it extremely durable and long-lasting.

    What is 20 times stronger than epoxy? ›

    Polycuramine is 20 times stronger than epoxy. With its resistance to salt, oil, gas and other harsh chemicals, this is one of the toughest floor coatings on the planet.

    How long will Gorilla Wood Glue last? ›

    The approximate shelf life of Gorilla Wood Glue is up to 2 years, unopened from date of manufacture. Once opened there is no standard time, it will be dependent on storage conditions and age of the product, up to 12 months is a good guideline.

    What are the disadvantages of Gorilla Wood Glue? ›

    While Gorilla Glue is incredibly strong, it does have a few disadvantages. One is that it can be difficult to remove. Another is that it can be toxic if ingested. Overall, Gorilla Glue is a very versatile adhesive that has a lot to offer.

    Will Gorilla Glue hold wood together? ›

    Gorilla is a relative newcomer to the glue game, but it has developed a reliable wood glue that surpasses many others in adhesive strength. The water-based PVA formula has a slightly thick consistency that makes it easy to control and spread, and it bonds very well to hardwoods, softwoods, and wood composites.

    What is the longest lasting wood glue? ›

    Polyurethane wood glue

    This glue ranks as one of the most durable and most robust glue types out there. Also, it is pretty versatile and can be used for several materials such as plastic, wood, ceramic, metal and concrete. This glue can be used for natural wood and softwoods because of its strength.

    How many pounds can wood glue hold? ›

    Wood glue strength ranges from roughly 3,600 to 4,000 psi—that is they can withstand pressures of between 3,600 and 4,000 pounds per square inch.

    Is wood glue alone strong enough? ›

    Under certain circumstances, wood glue can be strong enough without screws. The wood glue needs to join two pieces of wood together with a significant amount of surface area, such as that provided by a box joint. Butting two pieces of wood together and only connecting them with wood glue is not very strong joint.

    What glue sets the hardest? ›

    What is the strongest adhesive? In terms of tensile strength the strongest adhesives are epoxy adhesives, specifically single component heat curable epoxy adhesives. Let me clarify – single component epoxy adhesives have the highest tensile strength often 35-41 N/mm² (5100– 6000 psi).

    What is the strongest epoxy glue for wood? ›

    The best epoxy for woodworking

    Loctite Instant Mix Epoxy 5 Minute produces a rigid, high-strength bond to wood, metal, glass, ceramics, and many other materials. It comes in a convenient dual syringe for the perfect mix every time.

    What is the strongest fastest drying wood glue? ›

    Titebond Quick & Thick Multi-Surface Glue is the thickest, fastest-drying water-based glue available for use with porous and semi-porous materials. It is ideal for wood, pottery, ceramic, stone, glass, fabrics, leather and most craft-type materials.

    How do you make wood glue last longer? ›

    To preserve their workability and strength, store your glues in a tightly sealed container, out of direct sunlight, and at room temperature. For example, if allowed to freeze and thaw repeatedly, yellow and white PVA glues thicken to a pudding-like consistency and become difficult, if not impossible, to spread.

    Can you use too much wood glue? ›

    Use the Right Amount of Glue

    Too much glue makes a mess and wastes glue. With practice, you'll know just how much to apply. You should see a continuous line of small glue beads. When this perfect glue joint sets a little, you'll find it easy to scrape off the jelled excess, and you'll have very little cleanup to do.

    Does wood glue shrink when it dries? ›

    Also, wood glues tend to be around 50% solids and therefore shrink when they dry. If the rough surface is too “gappy,” as the adhesive dries and shrinks, it will pull away from one surface or the other leaving gaps in the glue line, which again will concentrate force when the joint is stressed.

    Is epoxy stronger than wood glue on wood? ›

    Well, epoxies are generally stronger than wood glues, and therefore more durable and longer lasting. But wood glues are more affordable, they're easy to apply, and there are different kinds for different purposes. In the end, you can't go wrong with either wood glue or epoxy when working on your woodworking project.

    Do I need to seal wood before epoxy? ›

    Before starting a wood project with Epoxy Resin it is important that you begin by prepping the wood first. As timber retains moisture, resin and water/ moisture react with one another, so it is important to seal the timber first to avoid this reaction from occurring during the pouring and curing process.

    How long does epoxy on wood last? ›

    Epoxy is made up of resin and a hardener that bond together to create a hard plastic and can be poured over concrete, wood, or other types of flooring. Epoxy can last 10 to more than 20 years, as long as it's properly maintained.

    What does Gorilla epoxy not stick to? ›

    Gorilla Epoxy works well on many types of plastic (roughen surfaces prior to gluing), but is not recommended for use on PVC pipe, polyethylene (PE) and polypropylene (PP) plastic, or certain types of rubber with high oil or plasticiser content.

    What is the best waterproof glue for wood? ›

    Polyurethane. One of the most durable wood glues is polyurethane. This strong, versatile glue is perfect for both indoor and outdoor projects due to its waterproof qualities. Polyurethane dries a natural-looking color, so it blends in seamlessly with wood.

    Why is my Gorilla epoxy not hardening? ›

    This is often caused by inaccurate measuring, not mixing thoroughly or by curing in cold temperatures. Try moving your piece to a warmer spot: if it doesn't dry, re-pour with a fresh coat of resin.

    What is the best wood sealer before epoxy? ›

    Clear polyurethane products are relatively cheap and readily available for purchase, and can serve as a sealer to prevent bubbles from rising from the wood when TotalBoat TableTop Epoxy is applied over it. These products will form a decent bond to the wood when used as a wood sealer prior to applying epoxy.

    Does epoxy stop wood rot? ›

    Features. Stop Rot is a special low viscosity epoxy resin formulation which penetrates deep into the pores of wood and stops rot It also works on damp wood.

    Is JB Weld epoxy good for wood? ›

    J-B Weld Wood Restore Premium Epoxy Putty – Repair Compound is a hand mixable epoxy putty specially formulated to repair and rebuild wood quickly and easily. When applied it adds structural strength to areas of damaged or rotted wood. It can be used to fill, build, reinforce or bond wood surfaces.

    Is 2 part epoxy stronger than wood glue? ›

    In total, the strongest glue for wood is two-part epoxy with a strength of between 3000 PSI (Pounds per square inch) and 4000 PSI. PVA glue can generally have a strength of up to 3800 PSI and Polyurethane glue can have a strength of up to 3900 PSI.

    How hard is epoxy compared to wood? ›

    The epoxy-wood bond, and epoxy itself, is at least as strong as the wood. In this case, Black Walnut, which is a very strong wood. So it doesn't matter if your epoxy table is ½", 1", or 3" thick. The weak link will always be the wood.

    How well does resin bond to wood? ›

    Does Epoxy Resin bind to Wood? Yes, epoxy resin generally sticks to nearly all surfaces. The thinner the resin, the more likely it is to penetrate the pores of the wood and bind to it. Resin with a thick viscosity builds a layer on top instead.

    Is there anything stronger than epoxy? ›

    Polyurea is up to 20 times stronger than epoxy, and its superior strength offers unbeatable protection for your garage floor.

    Will epoxy hold two pieces of wood together? ›

    Why epoxy adhesive for wood? Two-part epoxy glue is known for high performance strength and durability. When applied to wood, it acts as a sealant, or filler that hardens to create a lasting bond. Its waterproof seal makes it easy to clean and ideal for wooden tables or furniture.

    How long does wood epoxy take to set? ›

    Epoxy curing time is typically 7 days. Of course, there are variations, but if you want a rule of thumb, 1-week is your answer. While it takes 7 days for the epoxy to cure, your floor may be dry enough to walk on after 12 hours or so, and ready for light use after 24 hours.

    Why is my epoxy not sticking to wood? ›


    If you work on wood, make sure to clean and smooth the surface. A rough cleaning may nullify the adherence of the resin. may in fact not guarantee a perfect seal. To deal with this problem, all you need to do is add material to reduce the workload of the resin.

    Should I seal wood before resin? ›

    Before starting a wood project with Epoxy Resin it is important that you begin by prepping the wood first. As timber retains moisture, resin and water/ moisture react with one another, so it is important to seal the timber first to avoid this reaction from occurring during the pouring and curing process.

    What do you seal wood with before epoxy? ›

    Clear polyurethane products are relatively cheap and readily available for purchase, and can serve as a sealer to prevent bubbles from rising from the wood when TotalBoat TableTop Epoxy is applied over it. These products will form a decent bond to the wood when used as a wood sealer prior to applying epoxy.


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