Which moulds to use for resin?
Explore the right silicone moulds for stunning resin projects
If you are passionate about resin crafts, art, or jewellery making, selecting the right mould is a crucial step for achieving great results. This guide is tailored for both beginners and experienced creators seeking the most suitable moulds for their resin projects. We help you compare the top options available, so you can confidently choose a mould that matches your techniques and ambitions.
Comparison of the Best Resin Moulds: Key Differences Explained
The main types of moulds for resin are typically produced using high-grade silicone rubber. These can be categorised broadly into customisable liquid silicone rubbers and ready-made reusable silicone moulds in different shapes. Liquid silicone rubbers allow you to create custom, detailed, and reusable moulds for complex designs or professional work, while pre-shaped silicone moulds are ideal for crafting coasters, keepsakes, and decorative objects. Key factors include durability, level of detail captured, ease of use, flexibility, temperature resistance, and suitability for repeated casting with different types of resin.
Visual Inspirations: Resin Mould Options
Explore how different silicone moulds capture fine detail and shape, from translucent mixing to flexible patterned pieces. See examples of coasters, keepsakes, or custom art produced with both liquid and pre-shaped silicone solutions.
“Pure Mould” – Translucent Liquid Silicone Rubber for Mould Making
The “Pure Mould” – Translucent Liquid Silicone Rubber for Mould Making is an excellent choice for those wanting to create bespoke, detailed and reusable moulds. Its platinum-based formula ensures a fast casting time (3-8 hours) and features a simple 1:1 mixing ratio for convenience. Notably, its translucency allows you to monitor the casting process directly, and mechanical strength guarantees multiple reuses. Compatible with a wide range of casting materials—epoxy, polyester and polyurethane resins, plus plaster and cement—it’s ideal for professional and hobbyist applications where clarity and durability matter. Explore more in our silicone rubbers category.
“Liquid Mould” – Casting Liquid Silicone Rubber, 15 Shores 20.8 kg
For projects requiring extra detail and the ability to reproduce small objects, “Liquid Mould” – Casting Liquid Silicone Rubber, 15 Shores 20.8 kg is an optimal solution. This bi-component liquid silicone rubber excels at capturing fine details and undercuts, making it suitable for jewellery, small crafts, and art foundries. Whether you’re aiming for multiple reproductions or highly technical moulds, its compatibility with resin, soap and polymer pastes ensures versatility without compromising definition. For more choices, browse our Silicon Rubbers category.
“Silicone Hexagons Mould” – For Creating with Epoxy Resin – 24x21cm
If your focus is on decorative resin art, the “Silicone Hexagons Mould” – For Creating with Epoxy Resin – 24x21cm offers a flexible, heat-resistant and reusable solution. Its professional-grade silicone withstands temperatures from -40 to +210°C, making it suitable for repeated resin pours. The non-stick finish ensures projects—such as coasters, keepsakes, and home décor—are easy to demould and maintain their quality. Highly suited for embedding dried flowers, photos, and small trinkets, it’s a go-to for resin artists who value creative presentation.
“Silicone Circle Mould” – For Creating with Epoxy Resin, Ø 20cm
An ideal companion for anyone crafting resin coasters and unique art pieces is the “Silicone Circle Mould” – For Creating with Epoxy Resin, Ø 20cm. Crafted from semi-transparent, flexible silicone, it delivers both strength and non-stick convenience for effortless demoulding. Like the hexagon mould, it is heat resistant and easily reusable, making it perfect for repeatedly casting resin and immortalising keepsakes such as photos or dried flowers into beautiful decorative objects. See fresh mould designs in our New arrivals section.
Tips for Choosing the Right Resin Mould
Selecting a mould depends on the type of outcome you wish to achieve. For detailed, repeatable projects or professional sculpting, liquid silicone rubbers are preferred as they let you design custom shapes and capture intricate details. For convenience and effective crafting of ornaments or coasters, pre-shaped silicone moulds are both practical and durable. Always consider non-stick properties, temperature ranges, and ease of cleaning. Avoid using harsh solvents on flexible silicone moulds, and opt for translucency if you want to observe the resin during curing. Getting the right mould prevents warping, sticking and poor detail transfer—ensuring your resin projects always look their best.
Choosing the Best Mould for Your Resin Project
Consider your project’s needs—detailed casts require translucent liquid silicone rubber for customisation, while decorative objects are effortless with pre-shaped hexagon or circle silicone moulds. Choose quality, reusability, and compatibility for stunning resin art every time.
"Pure Mould" – Translucent Liquid Silicone Rubber for Mould MakingPrice range: £23.95 through £166.95"Pure Mould" translucent silicone rubber is suitable for mould making compatible with resins and other materials, reflecting the 'Which moulds to use…
"Liquid Mould" – Casting Liquid Silicone Rubber, 15 Shores 20.8 kg£348.85"Liquid Mould" is suitable for creating moulds for small, detailed objects using silicone rubber, compatible with resin and ideal for multiple…
"Silicone Hexagons Mould" – For Creating with Epoxy Resin – 24x21cmOriginal price was: £13.95.£11.85Current price is: £11.85.Flexible silicone mould designed for epoxy resin, suitable for making decorative items to enhance home or office décor.
"Silicone Circle Mould" – For Creating with Epoxy Resin, Ø 20cmOriginal price was: £13.95.£11.85Current price is: £11.85.Flexible silicone mould designed for creating coasters and decorative objects with epoxy resin within the theme of choosing suitable moulds.
Frequently Asked Questions
Which type of silicone mould is best for resin casting?
Customisable platinum-based liquid silicone rubbers are best for detailed projects, while pre-shaped silicone moulds offer convenience for coasters and keepsakes.
Can I reuse resin silicone moulds many times?
Yes, high-quality silicone moulds can be reused multiple times if cleaned and handled carefully after each casting.
Is translucency important in my mould choice?
Translucency allows you to observe resin during curing, which helps reduce bubbles and ensures even filling for detailed projects.
Can liquid silicone rubber capture fine details?
Yes, liquid silicone rubbers like 'Pure Mould' and 'Liquid Mould' are engineered to capture intricate details and undercuts.
Are silicone moulds heat resistant for epoxy projects?
Yes, professional-grade silicone moulds offer heat resistance up to 210°C, making them suitable for most resin casting applications.
Can I use pre-shaped moulds for keepsake art?
Absolutely. Pre-shaped silicone moulds are designed for creative keepsake art, such as encapsulating dried flowers or photos.
What cleaners should I avoid on silicone resin moulds?
Avoid harsh solvents as they may damage flexible silicone moulds. Use mild soap and warm water for cleaning.
What’s the difference between liquid silicone and pre-shaped silicone moulds?
Liquid silicone allows you to make custom shapes, while pre-shaped moulds are ready to use for common projects like coasters and décor.
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