Updated:23 October 2026
Rank 1-17 of the best Moulding Silicones
Our recommendation Price Customer rating
1. Comparison winner
SIL Hand Silicone Putty for Mould Making, 500g
SIL Hand Silicone Putty for Mould Making, 500g
Available immediately
free shipping
  • easy to use as a mouldable paste that can be hand-shaped and applied directly
  • non-toxic formulation free from harmful elements safe for skin contact
  • captures fine details with high precision ideal for intricate projects and hobbies
Our rating
9,6
very good
Polycraft GP-3481-F RTV Silicone Mould Making Kit
Polycraft GP-3481-F RTV Silicone Mould Making Kit
Available immediately
free shipping
  • easy to use with user-friendly applications for beginners and professionals
  • non-toxic silicone for safe and compliant use
  • high detail precision for reproducing complex designs
Our rating
9,6
very good
Nicpro Silicone Mould Making Kit, 74oz, 20A Platinum LSR, Jade Green, 1:1 Mix Ratio, for Resin Casting, with Mould Housing and Mixing Cups
Nicpro Silicone Mould Making Kit, 74oz, 20A Platinum LSR, Jade Green, 1:1 Mix Ratio, for Resin Casting, with Mould Housing and Mixing Cups
Available immediately
free shipping
  • easy to use kit with all essential tools included to start mould making
  • non toxic and odourless silicone safe for handling and suitable for food and skin contact
  • high detail capture for precise moulds that reproduce fine features
Our rating
9,6
very good
4. Bestseller
STARTSO WORLD Silicone Mold Making Kit 20A, Jade Green
STARTSO WORLD Silicone Mold Making Kit 20A, Jade Green
Available immediately
free shipping
  • easy to use with simple application and quick-curing properties suitable for beginners and professionals
  • not toxic and safe for food-related projects
  • cures and releases mold within 4-6 hours at room temperature ensuring detailed results
Our rating
9,6
very good
50+ purchases last month
5. Best value
BBDINO Silicone Mould Making Kit, Platinum Grade Liquid, 2000 g, Sapphire Blue
BBDINO Silicone Mould Making Kit, Platinum Grade Liquid, 2000 g, Sapphire Blue
Available immediately
free shipping
  • easy to mix by volume or by weight so beginners can use it confidently
  • high detail accuracy enables precise moulds with good reproduction of fine features
  • short working time of about 30 minutes and a full cure in around five hours at room temperature
Our rating
9,6
very good
Craft Resin Silicone Mold Kit, Shore A 15, 1000 g, Platinum-Cured, 1:1 Mix, 4 h Fast Cure, Translucent, for Resin & 3D Molds
Craft Resin Silicone Mold Kit, Shore A 15, 1000 g, Platinum-Cured, 1:1 Mix, 4 h Fast Cure, Translucent, for Resin & 3D Molds
Available immediately
free shipping
  • two-part liquid silicone with a 1:1 mix by weight, easy to measure, mix and pour
  • non-toxic and low-odour formula for comfortable indoor use
  • captures fine details and textures while maintaining dimensional stability for accurate moulds
Our rating
9,6
very good
50+ purchases last month
BBDINO Liquid Silicone Mould Making Platinum Grade 1100g Sapphire Blue
BBDINO Liquid Silicone Mould Making Platinum Grade 1100g Sapphire Blue
Available immediately
free shipping
  • easy to use: mix part a and part b by volume using the included bottles, no scales required
  • non-toxic: the silicone is safe for food contact and skin, with no odour
  • high detail accuracy: negligible shrinkage during curing helps preserve fine mould features
Our rating
9,5
very good
50+ purchases last month
Silicone Putty 400g Mould Making Kit
Silicone Putty 400g Mould Making Kit
Available immediately
free shipping
  • easy to use: blend equal portions of the two components manually until the colour is consistent
  • non-toxic: made from high-quality, strong, flexible materials that are safe and odourless
  • quick curing time: 15-20 minutes for demoulding
Our rating
9,5
very good
100+ purchases last month
Craft Resin 1000g Silicone Mould-Making Kit, Shore A 30, Clear Liquid Silicone Rubber, 1:1 Mix
Craft Resin 1000g Silicone Mould-Making Kit, Shore A 30, Clear Liquid Silicone Rubber, 1:1 Mix
Available immediately
free shipping
  • Easy to use: two-part liquid silicone mould making kit with a 1:1 mix ratio by weight, making it easy to measure, mix and pour for first-time mould makers
  • Non-toxic: non-toxic, low-odour formula designed for comfortable indoor mould making, allowing extended working sessions without harsh fumes or strong chemical smells
  • High detail accuracy: designed to capture fine details and complex shapes with 30A shore hardness, providing flexibility and dimensional stability
Our rating
9,5
very good
100+ purchases last month
Silicone Putty Mould Making Kit, 450g
Silicone Putty Mould Making Kit, 450g
Available immediately
free shipping
  • easy to use: blend equal parts until colour is consistent, no equipment needed
  • non-toxic: made from odourless and safe materials
  • captures high detail: flexible silicone ensures maximum detail
Our rating
9,5
very good
BBDINO Silicone Mould Making Kit, 21.16 oz, Jade Green
BBDINO Silicone Mould Making Kit, 21.16 oz, Jade Green
Available immediately
free shipping
  • easy to use with a 1:1 mix ratio by volume, eliminating the need for weighing scales
  • non-toxic and safe for a variety of applications including food, arts, and industrial uses
  • high detail accuracy achieved through low viscosity, allowing for easy mixing and pouring without the need for degassing
Our rating
9,4
good
50+ purchases last month
Let's Resin 580g Silicone Mould Making Kit – Translucent Silicone Rubber, 1:1 by Weight, 4h Fast Cure, for 3D, resin and silicone moulds
Let's Resin 580g Silicone Mould Making Kit – Translucent Silicone Rubber, 1:1 by Weight, 4h Fast Cure, for 3D, resin and silicone moulds
Available immediately
free shipping
  • easy to use with a 1:1 mix of part a and part b, stir for five minutes to combine thoroughly, and a five minute working time at room temperature
  • non-toxic and odourless silicone that is safe to handle with no strong smell
  • high detail accuracy through clear, flexible silicone that captures fine mould details
Our rating
9,4
good
Silicone Putty 426g Mould-Making Kit, 1:1 Mixing, Fast-Curing, Reusable for Casting, Resin, Soap, Candle & DIY Crafts
Silicone Putty 426g Mould-Making Kit, 1:1 Mixing, Fast-Curing, Reusable for Casting, Resin, Soap, Candle & DIY Crafts
Available immediately
free shipping
  • easy to use with a 1:1 mix ratio, no measuring required; simply knead until the colour is uniform
  • non-toxic and odour-free flexible silicone suitable for mould making; safe for all family DIY projects
  • high detail accuracy enabling precise moulds that capture fine details and yield a smooth finish
Our rating
9,3
good
100+ purchases last month
Let's Resin Silicone Putty 1 lb / 454 g Mould Making Kit - 1:1 Mixing, Strong & Flexible, For Casting, Resin, Soap & Candles
Let's Resin Silicone Putty 1 lb / 454 g Mould Making Kit - 1:1 Mixing, Strong & Flexible, For Casting, Resin, Soap & Candles
Available immediately
free shipping
  • easy to use: mix equal parts blue and white by hand, then apply to the surface of any item to create moulds for resin, soap, wax and clay and more
  • high detail accuracy: the silicone putty captures fine textures to reproduce intricate moulds
  • fast curing: demoulding is possible after around 15 to 20 minutes
Our rating
9,1
good
100+ purchases last month
Silicone Mould Making Kit - 46oz (1.2L), 15A Liquid Silicone Rubber, 1:1 Mixing, Fast-Curing for Resin, Candle & Soap Moulds, Green
Silicone Mould Making Kit - 46oz (1.2L), 15A Liquid Silicone Rubber, 1:1 Mixing, Fast-Curing for Resin, Candle & Soap Moulds, Green
Available immediately
free shipping
  • easy to use with a straightforward 1 to 1 mixing ratio and a smooth pour that helps you create detailed moulds, stir for five minutes for best results
  • non toxic and odourless silicone that is safe for home crafts and for making silicone moulds, sculptures or prototypes
  • high detail accuracy achieved by a smooth pour and self degassing properties that capture every tiny detail of your objects when making moulds
Our rating
9,1
good
PEBEO Silicone 766309, Silver, 100g
PEBEO Silicone 766309, Silver, 100g
Available immediately
free shipping
  • easy to use and suitable for beginners
  • non-toxic formula for safe crafting
  • captures high levels of detail for accurate reproduction
Our rating
9,0
good
Siliconic Mould Making Kit - Clearcast Silicone 240ml
Siliconic Mould Making Kit - Clearcast Silicone 240ml
Available immediately
free shipping
  • convenient use with easy 1:1 mix ratio for flexible, viscosity-free silicone moulds
  • non-toxic and odourless for safe crafting
  • creates highly detailed moulds for precision results
Our rating
8,8
good

Similar Moulding Silicone comparisons

Moulding Silicones buying guide: How to choose the right product from the above Moulding Silicones test or comparison

Understanding Moulding Silicone: A Simple Guide to Choosing the Right Type

What is Moulding Silicone?

Moulding silicone is a versatile material that we can use to create detailed moulds for various applications. It’s known for its flexibility, durability, and the ability to capture intricate details, making it a go-to choice for hobbyists and professionals alike. When selecting the right type, we should consider the specific project needs. There are generally two types: tin-cured and platinum-cured silicone. Tin-cured silicone is more affordable and appropriate for simple projects, while platinum-cured silicone is ideal for more complex applications due to its superior detail capturing and heat resistance.

Choosing Based on Application

The intended use of the moulding silicone greatly influences the choice we make. If we are creating moulds for food, health-related tasks or crafts that require higher safety standards, platinum-cured silicone is preferable due to its non-toxic properties. Conversely, for basic projects like making decorative items or casting simple shapes, tin-cured silicone works perfectly, offering a cost-effective solution.

Top Uses for Moulding Silicone: From Crafts to Repairs

Crafting and DIY Projects

We can leverage moulding silicone in countless craft projects, from creating custom candle or soap moulds to replicating intricate sculptures. Its ability to hold fine details makes it ideal for artists who need to reproduce models accurately. Whether we are hobbyists or professionals, using moulding silicone can elevate our crafting experience.

Home Repairs and Functional Applications

In practical scenarios, moulding silicone proves invaluable for repairs. Imagine needing to replace a broken handle on a favourite teapot; we can make a mould from silicone to cast a new one. Additionally, for anyone involved in model-making or construction, this silicone is perfect for creating components or fixtures that require precision and durability.

Key Features to Look For in Moulding Silicone: Ensuring Durability and Flexibility

Durability is Crucial

When selecting moulding silicone, we should always check for durability features. A high-quality silicone will resist tearing and won’t degrade over time. Ensuring that it has a high tear strength means we can use the mould multiple times without fear of damage.

Flexibility for Easy Release

We also want a silicone that remains flexible even after curing. This flexibility allows for easy removal of our cast items without damaging the mould or the finished product. When examining options, choosing silicone with good elongation properties will ensure that the mould can stretch, making the demoulding process simple and effective.

Moulding Silicone Brands We Recommend: A Quick Overview

Leading Brands in the Market

In the world of moulding silicone, certain brands consistently stand out for their quality and reliability. We recommend brands like Smooth-On and Delvi as top-tier choices known for their range of options and consistent results. These manufacturers provide detailed guidance on their products, allowing us to match the silicone type to our specific project needs easily.

Affordable Choices to Consider

If we are working within a budget, brand options such as Ecoflex offer cost-effective yet reliable solutions. These lines are well-regarded for their balance of price and performance, making them suitable for both novice crafters and seasoned makers looking to save on materials without sacrificing quality.

How to Use Moulding Silicone: Tips for Achieving Best Results

Preparation is Key

To achieve the best results, we must start with thorough preparation. Ensure that our workspace is clean and that the object we will mould is free from dust or debris. Applying a release agent to non-porous items will also enhance the ease of demoulding.

Mixing and Pouring Techniques

When mixing moulding silicone, we should follow the manufacturer’s recommended ratios precisely. After mixing, pouring slowly can help avoid bubbles that might mar the details. If we notice bubbles forming, gently tapping the mould after pouring can assist in releasing trapped air.

Curing Time and Demoulding

Lastly, we must pay attention to the curing time indicated by the manufacturer. Rushing the demoulding process can lead to mishaps and damaged moulds. Patience is crucial; allowing the silicone to cure fully will result in a better quality mould and ultimately, a more successful project.

Table of contents
  1. Understanding Moulding Silicone: A Simple Guide to Choosing the Right Type
  2. Top Uses for Moulding Silicone: From Crafts to Repairs
  3. Key Features to Look For in Moulding Silicone: Ensuring Durability and Flexibility
  4. Moulding Silicone Brands We Recommend: A Quick Overview
  5. How to Use Moulding Silicone: Tips for Achieving Best Results

Overview

1. Comparison winner
SIL Hand Silicone Putty for Mould Making, 500g
Our rating
9,6
very good
SIL Hand Silicone Putty for Mould Making, 500gAvailable immediately
Polycraft GP-3481-F RTV Silicone Mould Making Kit
Our rating
9,6
very good
Polycraft GP-3481-F RTV Silicone Mould Making KitAvailable immediately
Nicpro Silicone Mould Making Kit, 74oz, 20A Platinum LSR, Jade Green, 1:1 Mix Ratio, for Resin Casting, with Mould Housing and Mixing Cups
Our rating
9,6
very good
Nicpro Silicone Mould Making Kit, 74oz, 20A Platinum LSR, Jade Green, 1:1 Mix Ratio, for Resin Casting, with Mould Housing and Mixing CupsAvailable immediately
4. Bestseller
STARTSO WORLD Silicone Mold Making Kit 20A, Jade Green
Our rating
9,6
very good
STARTSO WORLD Silicone Mold Making Kit 20A, Jade GreenAvailable immediately
5. Best value
BBDINO Silicone Mould Making Kit, Platinum Grade Liquid, 2000 g, Sapphire Blue
Our rating
9,6
very good
BBDINO Silicone Mould Making Kit, Platinum Grade Liquid, 2000 g, Sapphire BlueAvailable immediately
Craft Resin Silicone Mold Kit, Shore A 15, 1000 g, Platinum-Cured, 1:1 Mix, 4 h Fast Cure, Translucent, for Resin & 3D Molds
Our rating
9,6
very good
Craft Resin Silicone Mold Kit, Shore A 15, 1000 g, Platinum-Cured, 1:1 Mix, 4 h Fast Cure, Translucent, for Resin & 3D MoldsAvailable immediately
BBDINO Liquid Silicone Mould Making Platinum Grade 1100g Sapphire Blue
Our rating
9,5
very good
BBDINO Liquid Silicone Mould Making Platinum Grade 1100g Sapphire BlueAvailable immediately
Silicone Putty 400g Mould Making Kit
Our rating
9,5
very good
Silicone Putty 400g Mould Making KitAvailable immediately
Our product comparisons are:
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Our tests and comparisons are objective and fact-based. Manufacturers have no influence on the ratings. We aim to provide greater transparency in the market, thereby promoting product quality.
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In our tests & comparison tables, we only include products that meet our minimum standards. This ensures that you can find the perfect product for your needs from a wide selection.
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