A live-edge wooden table top with an UltraClear Bar & Table Top Epoxy finish. The finish is crystal-clear and highly durable.

Epoxy resin is well known for its resilience and longevity, making it a top choice for both artistic and functional applications. While many sealants focus mostly on moisture protection and very light scratch resistance, epoxy's durability encompasses other properties such as hardness, waterproofing, and chemical resilience, setting it apart from traditional finishes.

In this article, we'll examine the durability of epoxy, seeing how it compares in performance to other finishing options. We'll also compare different craft epoxy resin types to each other. Then we'll highlight why UltraClear Epoxy—which is fully made in the USA—is a superior option for achieving long-lasting, high-quality results, before finally answering a selection of frequently asked questions about epoxy durability.


An epoxy coffee table with a wooden substrate and a surrounding layer of opaque, white-tinted UltraClear Deep Pour Epoxy.

The Durability of Epoxy: An Overview

Epoxy resin is celebrated for its exceptional durability. In fact, our strongest resin, UltraClear Bar & Table Top Epoxy, rated a 98 out of 100 on the Shore hardness scale when tested with a type D durometer.

Here are some other key aspects:
  • Hardness: Once cured, epoxy forms a rigid, glass-like surface that resists scratching and abrasion. This hardness is crucial for surfaces that endure daily wear, such as table tops and countertops.
  • Waterproofing: Epoxy creates a non-porous barrier that prevents water from permeating the resin surface, protecting the underlying material from moisture damage. This is excellent
  • Chemical Resistance: High-quality epoxy resins are highly resistant to chemicals, oils, and solvents, ensuring that the finish remains intact even in challenging environments.
  • UV Stability: While some epoxies can yellow over time when exposed to sunlight, premium formulations like UltraClear Epoxy are engineered to maintain clarity and resist UV degradation. This allows epoxy resin to preserve materials even in outdoor settings where inclement weather become a concern.

A bathroom countertop and sink combo with a full coating of UltraClear Bar & Table Top Epoxy. The epoxy is clear to showcase the marble-like substrate underneath.

Comparing Epoxy Durability to Other Sealants and Finishes

When it comes to finishing surfaces, epoxy resin outperforms many traditional options:

  • Lacquer: Although lacquer can provide a shiny finish, it tends to be less durable and more prone to chipping or peeling over time. Furthermore, lacquer is only viable for particular material types like wood and certain metals.
  • Polyurethane: While polyurethane offers good protection, it may not achieve the same level of gloss and clarity as epoxy. Additionally, polyurethane finishes can yellow or become hazy with prolonged exposure to UV light.
  • Varnish: Traditional varnishes often require multiple coats and may not offer the same scratch resistance or waterproofing properties as epoxy. These are generally easy to quickly apply but don't last nearly as long as epoxy and will require regular reapplication to preserve the substrate.

In contrast, epoxy resin delivers a hard, uniform finish that not only enhances the appearance of the substrate but also offers superior protection against everyday wear and tear.


The three different UltraClear Epoxy craft resins, shown side-by-side in bottles.

Strength Comparison of the 3 Craft Epoxy Types

There are 3 variants of craft epoxy, each designed for specific applications. Let's compare them to each other:

UltraClear Bar & Table Top Epoxy
UltraClear Deep Pour Epoxy
  • Usage: Deep pour epoxy is made for applications that require thick, high-depth pours, such as river tables, large molds, and sculptural pieces.
  • Durability: To achieve thick layers, deep pour epoxy gives up some of its durability. As such, while it's still quite strong, it's not quite as durable as table top epoxy.
  • Key Benefit: Its ability to handle thick pours without overheating or trapping in air bubbles ensures that even multi-inch layers cure uniformly and maintain strength.
UltraClear Art & Craft Epoxy
  • Usage: Best suited for detailed artistic projects, jewelry, and small decorative pieces.
  • Durability: Art epoxy provide excellent clarity and resistance to scratching in smaller, intricate applications while exhibiting a little more flexibility than table top epoxy.
  • Key Benefit: This epoxy enables fine detail and color saturation while still providing a durable, protective coating.

Each type is formulated to optimize performance for its intended application, ensuring that you achieve the best durability and finish based on your project needs.


A resin art piece made using UltraClear Art & Craft Epoxy with various blue and white pigments to depict ocean waves crashing on a beach.

Why Choose UltraClear Epoxy?

Quality is critical when working with epoxy resin. Low-cost, imported products often compromise on formulation, leading to issues like yellowing, inconsistent curing, and diminished durability; we call these "budget brand" epoxies.

Budget-brand epoxies are often produced in poorer countries with reduced safety and manufacturing standards, resulting in subpar epoxy. This epoxy is then imported to the U.S., where it is sold at a low price to unsuspecting users. Because the problems with these resins aren't usually apparent at first, people often get most of the way through their project—or even past the curing stage—before realizing what's wrong. That's why we recommend using only high-quality resins from reputable sources.

To learn more about choosing safe, reliable epoxy, click here!

UltraClear Epoxy: Quality Resin Made in the USA

At UltraClear Epoxy, we take pride in our work. Our epoxy resins are all 100% made in the USA, and we take our time with quality assurance, to make sure each batch meets our standards before it ships.

Here's what you can expect from UltraClear Epoxy products:

  • Superior Clarity: UltraClear Epoxy products maintain a crystal-clear finish over time—a minimum of 7 years with proper care—without yellowing.
  • Consistent Curing: Whether you are using UltraClear Bar & Table Top Epoxy for flat surfaces or UltraClear Deep Pour Epoxy for thick applications, these products cure uniformly and reliably.
  • Enhanced Durability: Engineered to resist scratches, heat, and moisture, UltraClear Epoxy ensures that your work remains resilient in high-use environments.
  • Trusted Quality: Manufactured under strict quality control standards in the USA, UltraClear Epoxy outperforms low-cost alternatives, making it a worthy investment for both artistic and functional projects.

The Appeal of Epoxy as a Finish for Common Materials

Epoxy resin is a standout finish for materials like wood when compared to traditional options such as lacquer or polyurethane:

These benefits make epoxy resin a preferred choice for achieving both aesthetic appeal and lasting protection.


An epoxy bar top in a restaurant. It's been finished with a clear coating of UltraClear Bar & Table Top Epoxy.

Frequently Asked Questions (FAQs)

Question #1: What makes epoxy resin more durable than traditional finishes?

Epoxy resin cures to form a hard, non-porous surface that resists scratches, moisture, and chemicals. To do so, it forms a tight-knit bond with itself and the substrate as it hardens. This bond prevents permeation by liquids and is highly resilient against physical impacts.

Furthermore, unlike lacquer or polyurethane, epoxy’s self-leveling properties ensure a uniform finish that contributes to its superior protective qualities.

Learn more about how epoxy compares to other sealants here!

Question #2: How does the durability of deep pour epoxy compare to table top epoxy?

UltraClear Bar & Table Top Epoxy produces a harder, more scratch-resistant finish compared to UltraClear Deep Pour Epoxy.

While deep pour epoxy is formulated for thick, volumetric applications—making it ideal for creating robust structures in projects like river tables—it may cure with a slightly softer finish because its formulation is optimized for deep pours rather than surface hardness. In contrast, table top epoxy is specifically engineered to create a very hard, durable coating on flat surfaces, making it better suited for high-use applications such as table tops and countertops.

The choice between the two should be guided by your project's requirements:

Question #3: Can I use epoxy resin outdoors?

Yes, high-quality epoxy resin can be used outdoors, but it may require additional UV protection to prevent yellowing. Products like UltraClear Epoxy are designed to perform well under various conditions, although proper installation and maintenance are essential.

Question #4: What is the importance of using high-quality epoxy like UltraClear Epoxy?

UltraClear Epoxy products are made to high standards 100% in the USA. They offer superior clarity, consistent curing, and enhanced durability. They outperform low-cost alternatives that may yellow or cure unevenly, ensuring your projects maintain their aesthetic and functional integrity.

Question #5: How do I maintain an epoxy resin surface?

Epoxy surfaces are low maintenance. Regular cleaning with a damp cloth and mild detergent is usually sufficient. Avoid abrasive cleaners that could scratch the surface.

Question #6: What are the primary differences between epoxy resin and other finishes like lacquer or polyurethane?
  • Epoxy—Epoxy resin offers a high-gloss, uniform finish with excellent durability, scratch resistance, and waterproofing.
  • Lacquer—Lacquer provides only a small amount of physical protection and is mostly focused on moisture resistance; because it's easily damaged, it often needs to be reapplied.
  • Polyurethane—Polyurethane functions similar to epoxy in many ways, but it doesn't bond as well to substrate materials which can result in it delaminating—lifting away from the material and losing protection and clarity; polyurethane also has a notable tendency to yellow over time.

Unlike lacquer or polyurethane, epoxy is also self-leveling, which results in a smoother finish that enhances the natural beauty of the underlying material.

Question #7: How do I prevent issues like yellowing in my epoxy projects?

Use high-quality products like UltraClear Epoxy and avoid prolonged exposure to direct sunlight. Additionally, follow proper mixing and curing procedures to ensure a stable, long-lasting finish.

Question #8: Can epoxy be tinted or colored?

Yes, epoxy resin can be tinted with dyes or powder pigments to achieve the desired color. The choice of colorant and the method of mixing can influence both the appearance and the curing properties of the resin.

Question #9: What should I do if my epoxy surface gets scratched?

Minor scratches can often be polished out using a fine abrasive and a polishing compound. For more severe damage, you may need to sand and reapply a thin layer of epoxy.

Question #10: How long does it take for epoxy resin to fully cure?

Cure times vary depending on the product and environmental conditions. Typically, UltraClear Bar & Table Top Epoxy cures in about 72 hours, while thicker pours like those with UltraClear Deep Pour Epoxy may take longer.


A bar top in a wine cellar with a coating of UltraClear Bar & Table Top Epoxy and an embedded layer of corks.

An Ideal Sealant for a Long-Lasting Finish

These days, epoxy remains one of the strongest, clearest options for sealing most materials. Its exceptional resilience making it an ideal choice for a range of applications—from table tops and river tables to decorative art panels and functional coatings, and its impressive hardness, waterproofing, and chemical resistance set it apart from traditional finishes.

By understanding how durability varies among different epoxy types and choosing high-quality products that fit your needs from credible sources like UltraClear Epoxy (manufactured in the USA), you can create projects that maintain their beauty and functionality over time.

Whether you're a seasoned professional or an epoxy newcomer, the precise formulation and performance of epoxy resin make it a superior finish for your creative and functional projects. Embrace the durability of epoxy resin to enhance your work and ensure your creations stand the test of time.


Have Questions? Want Advice? We're Here to Help!

If you have any questions about epoxy resin, or if you'd like assistance in planning an epoxy project, please reach out to us at UltraClear Epoxy—our epoxy experts are ready to assist!

You can contact us via phone or email here. During business hours, you can also text chat online with one of our resin specialists by clicking the Help button at the bottom of your screen.

In our online store, you'll find a variety of useful tools and supplies, ideal for resin projects, plus our award-winning UltraClear Bar & Table Top Epoxy and our UltraClear Deep Pour Epoxy.

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