How much dye is needed for 5 litres of resin?
Expert ratios, vibrant results, and choosing the right resin dyes
If you are working with a substantial volume of epoxy resin—such as a 5 litre project for a table, casting, or decorative art—the precise amount of dye is crucial to achieve your desired clarity, depth, or opacity. This page compares leading dye options from the ResinPro range and explains how much colourant is required for 5 litres of resin, helping artists, designers, and makers avoid pitfalls like over-pigmentation or patchy results.
Overview: Calculating Dye Amounts for 5 Litres of Resin
Most quality epoxy dyes, including those from ResinPro, are formulated with powerful pigments. The recommended percentage of coloring pigment to the total resin mixture is usually between 1% (for translucent effects) and 5% (for opaque, solid colours). For 5 litres of mixed resin (roughly 5 kg for most purposes), this translates to approximately 50ml to 250ml of dye, depending on intensity and product concentration. Always refer to your dye’s guidelines—but as a rule, do not use more than 5% of dye by weight to avoid resin performance issues such as improper curing or cloudiness. Products like “Colourfun” – Liquid Epoxy Resin Colourant 25-100ml – High coverage are especially efficient, with one 25ml bottle colouring 2–3 kg of resin, meaning you would require 2–3 bottles for full coverage of 5 litres.
Visual Guide: Measuring Resin Dye
Use a precision scale or calibrated syringes to measure your resin dye accurately before mixing. For 5 litres of resin, add pigment gradually while stirring thoroughly, ensuring each addition produces the desired intensity without exceeding 5% of the total resin weight. Test your colour on a small sample first to preview the effect in your chosen piece.
Colourfun Liquid Colourants: Intensity with Minimal Dye
Colourfun Liquid Colourant delivers Highly concentrated pigments, ensuring rich, vivid colours or subtle, translucent effects. For 5 litres of resin, typically two to three 25ml bottles (50–75ml total) suffice for standard deep colour. The Long-lasting coverage and Economical usage make Colourfun perfectly suited to larger pours, such as river tables and artistic projects, where both cost and finish matter. The drop-controlled formulation also supports easy blending for precise shade matching.
Colourfun Set: Versatility Across Large Projects
The Colourfun Set offers Vibrant, intense pigments with a Thick, paste consistency designed for even large volumes like 5 litres. Just a few drops are enough for translucent effects; for solid or opaque colours in 5 litres, use the guideline of up to 5% of resin weight (on average, 50–250ml for 5 litres, but often much less with this set due to its strength). Mix and match shades to achieve custom colour effects in large tabletops, art pours, and resin centrepieces. The Easy to blend quality ensures no streakiness even on larger projects.
Renaissance Dye Set: For Marble and Artistic Effects
The Renaissance – Set of Dyes, 4 Colour Palettes is tailored to artistic finishes, such as marbling techniques. Its guidance matches industry best practice: use 1% dye by resin weight for translucency or up to 5% for full opacity—so for 5 litres, 50–250ml total, but often less for artistic, layered looks. This set ensures you can control the exact shade and depth required without compromising the resin’s curing or clarity.
EpoxyTable 5-Five: Best Resin for Deep Pours
The EpoxyTable 5-Five resin is an ideal base for large, deep projects up to 5cm thick, such as dining tables or countertops. When tinting 5 litres of this resin, always use compatible pigments—preferably from the Dyes and Pigments range—and never exceed 5%. Its Highly mechanical resistant surface and Low viscosity ensures bubble-free application, helping your chosen colour remain clear and vivid in thick sections over the long term.
Tips for Colouring 5 Litres of Resin Successfully
For best results, always add dye gradually—especially with modern, concentrated products. Start with less than 1% pigment, mix thoroughly, and test the mixture on a small sample before committing the full pour. Be aware that over-pigmenting (exceeding 5% by resin weight) risks surface tackiness and weakens structural strength. Swirl and blend carefully to prevent patchiness, and refer to your chosen product’s mixing instructions for guidance on achieving uniform and vibrant colour results. Keep in mind that different resins may interact uniquely with certain dyes—always confirm compatibility for the best outcome.
Example Projects: Mastering Large Batch Colour
Artists recommend mixing large batches in broad containers to ensure even dye distribution, especially when using high intensity pigments. Colourfun Set is popular for large resin tables and sculpture due to its ease of blending and lasting colour payoff. Document your process and test swatches to refine your ideal colour ratio for future projects.
"Colourfun" – Liquid Epoxy Resin Colourant 25-100ml – High coveragePrice range: £3.95 through £10.45"Colourfun" Liquid Epoxy Resin Colourant is designed for vivid, concentrated colouring in resin art and castings, compatible with Resin Pro products.
"EpoxyTable 5-Five" – Deep Pour Epoxy Resin for Tables and Large Projects – Up to 5cmPrice range: £17.95 through £1,154.95EpoxyTable 5-Five is designed for deep pour projects like tables, providing low exothermic reaction and strong UV resistance up to 5cm thickness.
"Colourfun Set" – Liquid Epoxy Resin Colourant Set for Solid Colour EffectsPrice range: £14.45 through £50.95The Colourfun Set offers concentrated liquid colourants suitable for creating translucent or opaque effects with epoxy resin.
"Renaissance" – Set of Dyes, 4 Colour Palettes£11.45"Renaissance" dye set is designed for creating marble effects with epoxy resin, suitable for artistic resin projects.
Frequently Asked Questions
How much dye should I use for a fully opaque 5 litre resin project?
Use about 5% dye by resin weight, typically 250ml for 5 litres, but most concentrated dyes require less. Always mix in gradually and test for full opacity.
What is the maximum amount of dye I can add before it affects curing?
Never exceed 5% pigment by weight. Adding more can cause tackiness, delayed curing, or weakened resin structure.
How much Colourfun dye is needed for 5 litres of resin?
For deep colour, two to three 25ml bottles of Colourfun usually suffice for 5 litres of resin. For lighter shades, even less is needed.
Can I combine paste and liquid colourants in one large resin pour?
It’s possible if both are compatible with your resin. Blend carefully to avoid streaks and stick within total pigment limits.
How do I achieve uniform colour in a large, thick pour?
Mix dye into resin thoroughly, use broad containers, and pour in one steady motion. Blend in pigment slowly and check for streaks before casting.
What problems occur if I go over 5% pigment in 5 litres of resin?
Too much dye can cause your resin to remain sticky, not cure fully, or turn cloudy—potentially ruining large projects.
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