How to combine resin and catalyst percentages?
Combining the correct resin and catalyst percentages is essential to achieve a flawless, durable finish in any epoxy project. This guide is for makers, artists, and DIY enthusiasts who want to choose the right mixing ratio for their work—whether it’s delicate jewellery, vivid art pours, or impressive deep-cast tables. Here, you’ll find the differences between key ResinPro systems and understand the best product for your specific application.
Choosing the right mixing ratio for your resin project
Mixing Ratios Explained: Comparing Epoxy Resin Systems
Understanding how to combine resin and catalyst is fundamental for a strong and beautiful result. Different resins use different mixing ratios, which affect ease of use and project suitability:
- Easy 1:1 by volume mixing ratio simplifies preparation: Some products, like One-2-One, are measured simply by equal parts volume. Ideal for beginners and small crafts.
- Exceptional clarity yielding high-gloss, transparent finishes: Art Pro features a 3:2 resin-to-catalyst ratio by weight, offering more controlled mixes for artists aiming for professional surface coatings.
- Formulated for deep pours up to 10cm thickness, and Designed for deep pour casting up to 5cm thickness: The EpoxyTable series utilises more complex weight-based ratios, tailored for heavy-duty and deep casting projects.
Visualising Mixing Ratios
Seeing the process can be just as helpful as reading about it. Watch demonstrations and project galleries to understand how different resins behave when mixed at their correct ratios. Mistakes often occur with inaccurate measurements; following clear visual guides can help ensure confidence from the start.
“One-2-One” – Epoxy Resin for Handcraft, 1:1 Mixing Ratio
For those seeking a hassle-free approach, “One-2-One” – Epoxy Resin for Handcraft, 1:1 Mixing Ratio is engineered with an equal-parts (by volume) formula. This makes preparation near error-proof—perfect for jewellery, cabochons, encapsulation, and clear coatings.
- Non-toxic, medium viscosity resin suitable for all levels of experience
- Provides a crystal clear, super-glossy finish
- Includes a UV filter for long-lasting clarity
“Art Pro” – Clear Epoxy Resin for Artists and Surface Coating
“Art Pro” – Clear Epoxy Resin for Artists and Surface Coating is designed for those who want professional results. Its 3:2 resin-to-catalyst weight ratio delivers exceptional clarity and hardness for protective surface coatings on trays, coasters, and art boards.
- A precise, easy-to-scale 3:2 ratio by weight
- Scratch-resistant, non-drip, and UV-protected formula
- Cures to a glass-like, transparent finish
“Epoxytable 10-Ten” – Deep Pour Epoxy Resin for Tables, Up to 10cm Casting
For large and deep-pour castings, such as river tables or sculptural art, “Epoxytable 10-Ten” – Deep Pour Epoxy Resin for Tables, Up to 10cm Casting allows casting up to 10cm in a single pour. Its low exothermic profile and long working time demand careful weight-based measuring, ensuring bubble-free, ultra-clear results.
- Perfect for thick castings requiring extended cure times
- Strong UV resistance, remaining non-yellowing for years
- Best for projects where clarity and depth are a priority
“EpoxyTable 5-Five” – Deep Pour Epoxy Resin for Tables and Large Projects – Up to 5cm
Those creating tables or deep moulds up to 5cm thick should consider “EpoxyTable 5-Five” – Deep Pour Epoxy Resin for Tables and Large Projects – Up to 5cm. With its 100:55 resin-to-catalyst weight ratio, mixing accuracy is essential; the result is bubble-free thick pours and impressive durability.
- Specially developed for medium-depth furniture pours
- Low viscosity for easy blending and bubble removal
- Heat resistant up to 70°C, suitable for robust surfaces
Choosing the Right Ratio for Your Project Type
Selecting the correct resin and mixing ratio is all about the final use:
- One-2-One is ideal for those who prefer hassle-free, volume-based mixing without precision scales—think of beginners and handcraft artists.
- Art Pro is best for those seeking blendable ratios (3:2 by weight) for flat, artistic coatings where clarity is crucial.
- Epoxytable 10-Ten and EpoxyTable 5-Five provide accuracy for deep and large-scale pours—choose based on the maximum cast thickness.
"One-2-One" – Epoxy Resin for Handcraft, 1:1 Mixing RatioPrice range: £14.85 through £56.85"One-2-One" is a medium viscosity epoxy resin with an easy 1:1 volume mixing ratio suitable for beginners and experienced crafters working on…
"Art Pro" – Clear Epoxy Resin for Artists and Surface CoatingPrice range: £31.15 through £388.85Art Pro is a clear epoxy resin designed for artists and DIY, suitable for glass-like coatings on surfaces with a controlled 3:2 mixing ratio.
“Epoxytable 10-Ten” – Deep Pour Epoxy Resin for Tables, Up to 10cm CastingPrice range: £33.85 through £334.85“Epoxytable 10-Ten” is an epoxy resin designed for tables and deep casting up to 10cm, suitable for applications requiring long working time and…
"EpoxyTable 5-Five" – Deep Pour Epoxy Resin for Tables and Large Projects – Up to 5cmPrice range: £16.85 through £1,099.85The EpoxyTable 5-Five resin is designed for deep pour projects like tables, providing UV resistance and scratchproof surfaces.
Frequently Asked Questions
Are your resins mixed by weight or volume?
Some resins are mixed by weight, while others like One-2-One use a 1:1 ratio by volume. Always check your product’s instructions.
What mixing ratio should be used for EpoxyTable 5-Five?
EpoxyTable 5-Five should be mixed at a ratio of 100 parts resin to 55 parts hardener by weight.
How does Art Pro compare regarding mixing ratios?
Art Pro is mixed at a 3:2 weight ratio, while One-2-One uses a 1:1 volume ratio for easy measuring.
Which epoxy resin is suitable for casting thicknesses over 5cm?
Epoxytable 10-Ten is ideal for castings up to 10cm thickness thanks to its low exothermic reaction and clarity.
Is Art Pro suitable for thick protective layers and how long does it cure?
Art Pro is suitable for layers between 1mm and 10mm, curing in 12–48 hours for the best finish.
Can EpoxyTable 10-Ten be poured in a single pour at 9.7cm thickness?
Very thick pours sometimes need to be done in stages. For 9.7cm, monitor heat buildup and follow product directions.
Is EpoxyTable 5-Five heat resistant?
EpoxyTable 5-Five withstands temperatures up to 70°C, making it suitable for furniture and interior surfaces.
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