Collection: Primaloc Epoxy Blog

A blurred photo of a beautiful wooden epoxy table top with a text overlay that says "5 Essential Tips to Obtain the Best Epoxy Cure"

5 Essential Tips to Obtain the Best Epoxy Cure

Epoxy resin is well known for its immaculate, glasslike appearance and it's tremendous strength. But these traits aren't guaranteed, and following through on the application process carefully and deliberately is essential to achieving that iconic look in your own epoxy works.

Among the core phases of the epoxy process is the curing phase. This phase is the final step in any epoxy project, and though it is largely hands-off, there are nonetheless certain actions you can take in order to obtain the results you want.

In this article, we'll share details on five remarkably effective tips to guide you through the epoxy curing phase, so that you too can achieve that strong, crystal-clear cure.

It Takes Quality to Achieve the Ideal Epoxy Finish.

Before we dive into the main topic of this article, it's worth addressing something that could undermine your efforts to achieve a perfect finish: selecting the right epoxy.

Choosing an epoxy resin for your project doesn't have to be overwhelming, but it's still vital that you opt for a high-quality product.

In today's market, especially online, finding a reputable source of epoxy can be challenging due to the proliferation of less trustworthy sellers. Many of these vendors have emerged recently, often offering their products at significantly low prices to attract buyers who might not be aware of the differences in quality.

Unfortunately, what these sellers often provide is what's known as "budget-brand" epoxy. This type of epoxy is marketed at a low cost, seemingly offering the same benefits and features as more reasonably priced, standard epoxies. However, the reality is that such products are typically inferior, produced in unregulated conditions where quality control is often sacrificed to keep prices low.

As a result, users may find that this epoxy doesn't meet their expectations. It might cure cloudy, show blemishes, or underperform in durability, with issues such as cracking, scratching, or not fully hardening. Thus, choosing the right epoxy is not just about price but about ensuring the quality and reliability of your finished project.

A side-by-side photo of Primaloc Bar & Table Top Epoxy and Primaloc Deep Pour Epoxy, in their bottles.

Primaloc: A Premium Epoxy for a Perfect Cure

The best way to ensure exceptional results it to use an exceptional epoxy for your projects. At Primaloc, we offer high-quality resin products suitable for a broad spectrum of project types.

Our selection includes options to suit nearly every commercial and DIY epoxy project imaginable:

  • Primaloc Bar & Table Top Epoxy: This is our most formidable epoxy resin, often the go-to choice for sealing and finishing various surfaces such as bar tops, countertops, and tabletops.
  • Primaloc Deep Pour Epoxy: Our top-of-the-line deep casting resin, designed for creating thick layers up to 2 inches per pour. This resin is perfect for ambitious projects like river tables, pure epoxy designs, and those utilizing deep resin molds.

Prepare yourself for success with premium resins from Primaloc.

5 Essential Tips to Obtain the Best Epoxy Cure

Achieving a pristine cure for your epoxy finish can be straightforward if you follow a few simple steps. Though these tasks are quick and easy, success hinges on knowing the right actions to take and the correct times to take them.

Here are 5 essential tips to ensure a flawless epoxy cure, with detailed explanations to follow:
  • Choose the Right Resin: The foundation of a perfect cure is selecting the correct type of resin for your project.

  • Measure Your Epoxy Precisely: Accurate measuring of your resin and hardener is essential for a successful cure.

  • Remove Air Bubbles: Act quickly to address any air bubbles after pouring; this is the ideal time to ensure a smooth finish.

  • Control Temperature and Humidity: Maintaining the correct environmental conditions is vital for achieving a clean, clear cure.

  • Be Patient: Allow the epoxy sufficient time to cure fully. Your patience will be rewarded with a durable and aesthetically pleasing finish.

Below we'll expand on each of these tips with additional details.

Essential Tip #1: Choose the Right Resin.

Securing a perfect epoxy cure begins before you even mix your first batch.

Beware of Budget-Brand Epoxy.

The quality of the epoxy resin is crucial for ensuring both the strength and clarity of the cure.

Nowadays, the market is flooded with various brands of epoxy resin, but not all maintain high standards. Lower quality resin, is often referred to as "budget-brand epoxy" and usually comes at a discounted price due to cost-cutting measures in production. These products are frequently imported, skirting quality assurance and safety regulations, which allows them to be sold cheaply.

Unfortunately, the drawbacks of using such products—like a cloudy finish, premature breakdown, or potential health risks—are borne by the user.

Opt for Premium Epoxy.

Fortunately, there's a straightforward solution to this issue: choose a premium-grade epoxy from a trusted supplier.

For example, our Primaloc Bar & Table Top Epoxy is manufactured in the USA, ensuring it's been made with high-quality components without any compromises or fillers. Using a top-tier epoxy like this guarantees a crystal-clear finish that is resistant to damage from scratches, household chemicals, and even weather conditions such as rain.

A batch of epoxy being measured out in a mixing container with graduated lines to indicate volume.

Essential Tip #2: Measure Your Epoxy Precisely.

When preparing to mix an epoxy batch, it's necessary to accurately measure and combine two liquid components into one container: the resin and the hardener. This mixture initiates the curing process, allowing the epoxy to develop into its renowned durable finish.

The Epoxy's Type Determines Its Mixing Ratio

Achieving the correct ratio between your epoxy components is vital for a strong, clear cure. Each type of epoxy has a specific mixing ratio, so verifying the correct proportions before beginning is essential.

For example, our Primaloc Bar & Table Top Epoxy has a 1:1 mixing ratio, requiring equal parts of hardener and resin for an optimal cure.

Conversely, our Primaloc Deep Pour Epoxy follows a 2:1 resin to hardener ratio. For a 36 ounce batch, this means mixing 24 ounces of resin with 12 ounces of hardener.

Improper mixing ratios can lead to soft spots in the finish or even prevent the epoxy from curing properly. Therefore, it's important to carefully read and follow the instructions for your specific epoxy brand to ensure you are adding the correct amounts.

Continue learning about measuring epoxy in our guide here.

An epoxy heat gun being used to remove air bubbles from the coating prior to curing.

Essential Tip #3: Remove Air Bubbles.

Once you've poured your epoxy onto the substrate, there's an important step to tackle before allowing it to cure: removing air bubbles.

Air bubble removal is a standard part of the epoxy application process. When epoxy is applied to a substrate or poured into a mold, it can push air out of the material, but not all air escapes to the surface; some becomes trapped within the viscous epoxy. This is when you need to act to remove those bubbles.

Eliminating air bubbles is a straightforward task with little chance for mistakes. Using a heat gun or blowtorch, hold the tool several inches above the epoxy and smoothly move it across the entire surface. The heat causes the trapped air to rise and burst through the surface of the epoxy, escaping into the air.

This process ensures the epoxy settles into a crystal-clear finish, as often seen in projects by both enthusiasts and professionals.

Essential Tip #4: Control the Temperature and Humidity.

Maintaining the correct temperature and humidity levels is crucial when allowing your epoxy to cure.

The ideal temperature for curing most epoxy resins is around 75°F. This temperature ensures efficient curing without the risk of the epoxy curing unevenly. While a deviation of a few degrees isn't critical, aiming for as close to 75°F as possible is advisable.

Additionally, it's important to manage humidity levels during the curing process. The optimal humidity for curing epoxy is 60% or lower. High humidity can lead to the epoxy curing with a cloudy appearance, which can range from slight to severe. To prevent this, ensure the curing environment remains below 60% humidity.

Once fully cured, the epoxy becomes waterproof and highly resistant to stains, water, and general moisture.

For answers to common curing questions, visit here!

A typical wall clock standing on an epoxy surface against a concrete wall.

Essential Tip #5: Be Patient.

The final tip is perhaps the simplest yet most important: always allow your epoxy sufficient time to cure.

The wait for epoxy resin to cure can often feel interminable, especially when you're eager to use the beautifully crafted surface. However, patience is crucial for epoxy to achieve its optimal strength and finish.

While the surface of an epoxy application might start to feel hard within 12 hours, this doesn't indicate that it's ready for use. Beneath this hardened exterior, the rest of the epoxy continues to cure, undergoing an exothermic reaction that generates and dissipates heat.

Every Epoxy Projects Needs Enough Time to Cure

Typically, a project like an epoxy tabletop requires at least 72 hours to cure fully. Depending on the project's size, the depth of the epoxy applied, and environmental factors such as temperature and humidity, this period may need to be extended by several days.

Remember, curing is a one-time process, and the benefits of allowing it to complete are substantial. Once fully cured, the epoxy resin will be both beautiful and exceptionally durable.

A wooden epoxy bar top with an exceptional cure.

Primaloc Epoxy: Premium Epoxy for Premium Results

With our premium Bar & Table Top Epoxy and our Deep Pour Epoxy, Primaloc gets the job done. Our epoxy resins are premium-grade, with high performance in every category, including:

  • Unmatched Strength: A Primaloc finish won't buckle, even under high pressure.
  • Long-Lasting Resilience: Primaloc epoxy lasts for many years with minimal care, and can endure high-traffic environments with ease.
  • A Crystal-Clear Coating: With its pristine, transparent appearance, looking at a cured Primaloc coating is like peering through a window.

Epoxy resin can be beautiful, strong, and long-lasting—which is why you shouldn't compromise on quality. With Primaloc Epoxy Resin, you get the ultimate finish in durability and visual appeal.

Protect your surfaces by giving them a rock-solid epoxy finish. Choose strong. Choose reliable. Choose Primaloc.

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