How to Top Coat Resin Coasters?

How to Top Coat Resin Coasters?

Jan 12, 2024

Top coating in resin creations serves as a protective and enhancing layer, ensuring your resin coasters' longevity and visual appeal. Some key benefits of top coating in resin coasters include protection against scratches, heat, and stains. Enhancement of the glossy finish, bringing out vibrant colours and intricate details. Prevention of common issues like bubbles and amine blushing.

For valuable experience, hands-on knowledge, and techniques for learning top-coat resin coasters, consider joining a resin art workshop. Join us as we delve into the art of top-coating resin coasters, uncovering essential tips and techniques for achieving flawless results that truly elevate your resin creations.

Essential Tools and Materials for Successful Top Coating

Having the right tools and materials is crucial when achieving a flawless top coat on resin coasters. Here are some essential items that can help you achieve professional results:

  • Silicone Brush: The silicone brush is one of the most advantageous tools for ensuring a smooth and even distribution of the top coat. Its flexibility and non-stick nature make it ideal for spreading resin without leaving bristles or marks behind. This will result in a clean and professional finish on your resin coasters.
  • Freezer Paper: Placing freezer paper under a cardboard box provides a protective and smooth surface for working on your resin coasters. This helps prevent any accidental spills or mess during the top coating process.
  • Heat Gun: Used for removing bubbles from the resin surface, ensuring a bubble-free and smooth finish.
  • Alcohol Spray: Handy for eliminating any stray bubbles that may appear during the top coating process.

By using these essential tools and materials, you can easily streamline your top coating process and achieve professional results.

Understanding the Need for Top Coating in Resin Coasters

When creating epoxy resin coasters, it is important to understand when and why top coating is necessary. While not all epoxy resin creations require top coating, it is particularly beneficial for resin coasters. Let's explore the reasons why:

Protection From Common Issues

Resin coaster making can come with its fair share of challenges. Some common issues include bubbles, amine blushing (a waxy film that can develop on the surface), and debris getting trapped in the resin. The top coating helps address these problems effectively.

Eliminating Bubbles

Bubbles can form during the pouring and curing process of epoxy resin. These bubbles can be unsightly and affect the overall appearance of your coasters. Applying a top coat lets you carefully monitor the process and catch and eliminate any bubbles that may arise.

Enhancing Durability

Top coating provides additional protection to your resin coasters, making them more durable and resistant to scratches, heat, and other potential damage.

Achieving a Flawless Finish

A well-executed top coat can give your resin coasters a smooth, glossy, and professional-looking finish. It helps to create a uniform appearance and enhances the overall aesthetic appeal of your creations.

Preparing Your Resin Coasters for a Flawless Top Coat

Sanding the cured layer is crucial before applying the top coat on your resin coasters. Here's why it's essential:

  • Optimal Adhesion: Sanding the cured layer creates a rough surface for the top coat to grip onto, ensuring better adhesion and reducing the risk of delamination over time.
  • Smooth Finish: It helps in smoothening out any imperfections or unevenness in the cured resin, providing a flawless base for the top coat application.
  • Enhanced Durability: By roughening the surface, you allow the subsequent layers of resin to bond more effectively, contributing to the overall durability of the top coat.

Use fine-grit sandpaper and work in gentle, circular motions to avoid creating deep scratches. After sanding, thoroughly clean and degrease the surface before proceeding with your top coat application. This simple yet crucial step sets the foundation for a seamless and long-lasting top coat on your resin coasters.

Read Also - How To Make Resin Coasters Step By Step?

Different Techniques to Apply a Perfect Top Coat on Your Resin Coasters

Method 1: Pouring Resin Mix on the Edges

To achieve a flawless top coat, start by pouring resin mix on the edges of your resin coasters. This process requires precision and attention to detail to prevent spillage and ensure an even application.

Techniques to prevent spillage and remove bubbles during pouring are crucial for a professional-looking finish. Tilt the coaster slightly to allow the resin to flow naturally without overflowing, and use a heat gun or small butane torch to eliminate any air bubbles that may form during the pouring.

Method 2: Using Liquid Latex for a Seamless Top Coat

Using liquid latex as a top coat method offers several advantages, like a smooth and glossy finish on their resin coasters. The step-by-step guide to using liquid latex involves applying thin layers of liquid latex with a brush and allowing every layer to dry before adding the next. This technique results in a seamless top coat that enhances the visual appeal of the resin coasters.

The benefits of liquid latex include its self-levelling properties, which help create an even surface without brush strokes or uneven application. Additionally, liquid latex can be easily peeled off once dry, leaving behind a pristine top coat without any residue or marks.

Read Also - Exploring Advanced Techniques And Unconventional Materials

Tips for Achieving Perfection in Resin Coaster Top Coats

Achieving a flawless resin-coaster top coat requires attention to detail and the right techniques. Here are some pro tips to help you achieve perfection in your resin coaster top coats:

Closely Monitor for Bubbles

Bubbles can form during the top coating process, which can damage the smooth finish of your coasters. To prevent this, make sure to monitor the surface as you apply the top coat closely. If you spot any bubbles, you can remove them using an alcohol spray or a heat torch. Gently spraying alcohol over the surface will cause the bubbles to burst, while using a heat torch will help to eliminate them by applying heat.

Use Clear Epoxy Resin

It is commonly used for top coating, providing a glossy and protective finish. It enhances the colours and patterns of your coasters while providing a durable layer of protection against scratches and UV damage. Make sure to use a high-quality clear epoxy resin like Craft Resin, which is known for its exceptional clarity and performance.

Add Glitter for Sparkle

If you want to take your resin coasters to the next level, consider adding some glitter to your top coat. Adding glitter can create a stunning effect and give your coasters an extra touch of sparkle. Simply sprinkle the desired amount of glitter onto the wet top coat and gently spread it using a silicone brush or gloved fingers.

Read Also - How Can I Make Moulds For My Epoxy Resin Crafts?


For resin art, the finishing touch is just as important as the creation process itself. Top coating not only protects your resin coasters from scratches and damage but also adds a beautiful glossy sheen that enhances their overall appearance.

So go ahead and try out different top coat techniques like brush-on varnish or spray sealant to see which one gives you the desired results. Feel free to get creative and experiment with different finishes like matte or glitter for a unique look.

Remember, practice makes perfect! The more you work with resin and top coats, the better you'll become at achieving professional-looking results. And if you're looking to delve deeper into the world of resin art, Contact Us on Arts Shala today to learn new techniques, get inspired, and connect with fellow creatives.

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