How to Mix Resin and Hardener for a Perfect, Bubble-Free Finish

Q: Step-by-Step Mixing Guidance

Use the correct ratio: Always follow the manufacturer’s recommended proportions for resin and hardener. Start by mixing slowly: Combine the two components at a steady pace with a clean paddle or mixing tool to minimise the risk of air being trapped in the mixture. Scrape the sides and bottom: Ensure you reach all areas of your mixing vessel, as unmixed product can compromise the finish. Mix for the right duration: Typically, continue until the mixture is visually uniform and free of streaks—usually a few minutes, depending on the batch size.

← Back to How to Use Resins on Floors?

How to Mix Resin and Hardener for a Bubble-Free, Even Floor Finish

A flawless resin floor depends on how well the resin and hardener are mixed. Proper blending ensures an even, durable surface free from bubbles or imperfections, giving your floor a truly professional look.

The Importance of Thorough Mixing

When working with two-component resin products, such as the Epoxyprimer universal floor primer, it’s vital to thoroughly incorporate both parts. Insufficient mixing can lead to uneven curing, unsightly streaks, or even soft patches, all of which weaken your floor and hinder long-term performance.

Step-by-Step Mixing Guidance

Use the correct ratio: Always follow the manufacturer’s recommended proportions for resin and hardener.
Start by mixing slowly: Combine the two components at a steady pace with a clean paddle or mixing tool to minimise the risk of air being trapped in the mixture.
Scrape the sides and bottom: Ensure you reach all areas of your mixing vessel, as unmixed product can compromise the finish.
Mix for the right duration: Typically, continue until the mixture is visually uniform and free of streaks—usually a few minutes, depending on the batch size.

When This Matters Most

Pay extra attention to mixing when applying thin layers or working in colder environments, as both can make air bubbles and incomplete curing more likely. For coloured or decorative floors, careful mixing is essential to achieve a consistent appearance across your entire surface.

Related guides

How To Use Resins On Floors

By dedicating time and care to mixing resin and hardener correctly, you lay the groundwork for a seamless, high-quality resin floor. For more application advice and floor preparation tips, explore our full guide on How to Use Resins on Floors.