10 Best Silicone Putty For Mould Making in The UK

Last updated on 11/08/2025

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Resin Pro Silicone Putty for Mould Making, I-Gum Silicone Mould Making Kit (500g), Non-Toxic, Fast-Setting & Versatile, Works with Epoxy, Polyurethane, Wax & More, Hardness 60 Shores

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Why We Love It

Easy and fast to use.
Impeccable quality and durability.
Safe, non-toxic, and odorless.

Main Highlights

⚙️ 【EASY AND FAST TO USE】 One of the easiest silicone moulds to use! Ideal for creating detailed moulds of any size! Compatible with most materials, the particular consistency in paste will allow you to work the product by hand! Possibility of vertical application even for complex moulds!
🧪【IMPECCABLE QUALITY】 Guarantees the creation of resistant and detailed moulds that will last over time and will be reusable several times!
✔️ 【SAFE AND CERTIFIED】 100% Made in Italy, guaranteed by a Certificate of Non-toxicity and solvent-free and odorless, this rubber is configured as a safe and easy to use product!
🔍 【HOW TO USE】 Very fast catalysis in about 30 minutes with a 1: 1 mixing ratio, without any need for electronic scales! 250g A + 250g B -
🔝 【ASSISTANCE SERVICE IN ENGLISH] In addition to the instructions for use included in the package, the technical assistance service offers a courteous and professional service who will be happy to answer all questions regarding the use of the products or to recommend which product in our huge range will be best suited to your creation.

LET'S RESIN Silicone Putty, 1LB/454g Silicone Mould Making Kit, Strong & Flexible, Easy 1:1 Mixing Ratio for Reusable Silicone Moulds, Casting, Resin, Soap & Candle Making

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Why We Love It

Easy and fast mold making.
High-quality, safe materials used.
Ideal for diverse pursuits.

Main Highlights

Simple Mould Making Kit - Simply mix equal parts A (blue) and B (white) by hand. Place on the surface of any item and make your favorite molds for resin, soap, wax, clay, and more with this amazing silicone putty
Great for Beginners - 3 minutes working time, 15-20 minutes demolding time, the silicone mold making kit doesn't require any equipment, cups, or stir sticks, it allows you to make special molds easily. Great for beginners and professionals looking to be productive
Premium Mold Making Silicone - LET'S RESIN silicone putty mold making kit is made of high-quality materials, odorless, strong, and flexible. The maximum temperature that can be tolerated is 392℉/200℃. Make your entire DIY process fast, easy, and safe
Wide Application - Ideal for making resin, soap, wax, clay, tabletop games, prototyping, art restoration, sculpture, jewelry making, 3D printing, DIY gaskets and seals, concrete, and more
Quality Service - LET'S RESIN attaches great importance to consumer experience and will continue to update and optimize products. If you encounter any problems when using LET'S RESIN products, please contact us in time

Pébéo - Special Siligum Mould Creation Paste - Silicone Moulding Paste, Small Dimensions & Flat Decorations - Silicone For Moulding, Very Quick Setting - 300 G,White (Packaging may vary)

19% OffFree Shipping

Why We Love It

Quick and easy to use.
Versatile for multiple materials.
Perfect for intricate designs.

Main Highlights

MOULDING PASTE IDEAL FOR FLAT DECORATIONS - Use Siligum moulding paste to create personalized small moulds and flat decorations. It is suitable for amateur and professional adults.
MANY POSSIBILITIES - 300 g of Siligum paste allows you to create up to 3 moulds of 4 cm in diameter. The moulds made with this silicone moulding paste can be reused several times.
YOUR MOULD READY IN A FEW MINUTES - At a temperature of around 23°C, your mould is created in 5 minutes after taking the imprint. For longer application time, place your silicone moulding paste in the fridge for an hour before mixing.
ALL MATERIALS - Designed to create Gédéo resin moulds, this silicone moulding paste gives you the possibility of creating moulds compatible with all materials: plaster, resin, wax… and even some metals.
MOULDING QUALITY - Siligum Gédéo moulding silicone allows you to create unbreakable, flexible, self-releasing, multi-cavity moulds. The moulds have a shiny and smooth surface appearance and are easy to clean. Reproduce the most delicate patterns without losing any detail.
MOULDING PASTE IDEAL FOR FLAT DECORATIONS - Use Siligum moulding paste to create personalized small moulds and flat decorations. It is suitable for amateur and professional adults.
MANY POSSIBILITIES - 300 g of Siligum paste allows you to create up to 3 moulds of 4 cm in diameter. The moulds made with this silicone moulding paste can be reused several times.
YOUR MOULD READY IN A FEW MINUTES - At a temperature of around 23°C, your mould is created in 5 minutes after taking the imprint. For longer application time, place your silicone moulding paste in the fridge for an hour before mixing.
MOULDING QUALITY - Siligum Gédéo moulding silicone allows you to create unbreakable, flexible, self-releasing, multi-cavity moulds. The moulds have a shiny and smooth surface appearance and are easy to clean. Reproduce the most delicate patterns without losing any detail.
Packaging may vary

NIUB 20A Silicone Mould Making Kit, 40 oz Silicone Mold Making Kit, Food Safe Mould Making Silicone Rubber, Platinum Liquid Silicone Rubber for Mold Making

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Why We Love It

Easy and quick to use.
Durable and flexible material.
Versatile for various projects.

Main Highlights

Easy-to-Use Silicone Mold Making Kit: Our Silicone Mold Making Kit is designed for beginners and professionals alike. With a 1:1 mix ratio by volume, it’s simple to use and cures in just a few hours at room temperature without bubbles or shrinkage.
Premium Mould Making Silicone Rubber: Crafted with top-quality ingredients, this mould making silicone rubber offers excellent flexibility, high tear resistance, and long-lasting durability – ideal for intricate and detailed designs.
High-Performance Liquid Silicone Rubber: This liquid silicone rubber flows easily into any mold frame or container, capturing every fine detail of your original model. Perfect for complex patterns, textures, and small parts.
Multipurpose for DIY Projects: Use this versatile kit for resin casting, soap molds, candle molds, clay models, and more. Great for creating custom molds for art, home décor, cosplay, and jewelry making.
Safe & Reliable Results：Non-toxic and odorless once cured. Our Silicone Mould Making Kit is safe to use at home and produces professional-grade results that can withstand repeated use.

SIL Hand - Non Toxic Putty Silicone Mould Making,Molds Making Silicone Mixing Ratio 1:1, Moulding Silicone for Silicone Mould (500 gr)

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Why We Love It

Easy to use resin.
Non-toxic, skin-friendly product.
High precision for details.

Main Highlights

✔️EASY TO USE: The resin is present in the form of a paste that can be shaped with your fingers. Once the two components are combined, apply directly to the model you want to reproduce. It dries long enough to be able to continue working without any problems.
✔️NO-TOXIC: It contains no harmful or toxic elements and can come into contact with the skin; compatible with epoxy, polyurethane, wax, plaster and soap resins.
✔️DETAILS IN THE HIGHEST QUALITY: reproduces details with very high precision, ideal for ellery, fashion ellery, model making, DIY, candles, 3D printing, creative hobbies.
✔️REPRODUCES SMALL OBJECTS: To achieve maximum performance, use objects with simple shape without special indentations.
✔️RESCHIMICA QUALITY: Italian company at the forefront of the production of rubber, resins and foams; contact us for information of any kind.

Polycraft ( MB Fibreglass )

Polycraft Silicone Putty RTV Mould Making Rubber, Fast Curing Silicone Rubber, Moulding Silicone, Reusable Mould, Clay and Figurine Moulds, Silicone Putty for DIY - 500g

Why We Love It

Outstanding release ensures easy usage.
Fast curing enhances productivity.
Detail replication is top-notch.

Main Highlights

Fast Curing Silicone - Polycraft Silicone Putty is a fast-curing silicone rubber that sets at room temperature, providing quick and efficient mould making. No more long waiting times and more rapid reproduction of your objects.
Reusable and Semi-Flexible - Polycraft Silicone Putty allows to createa strong yet semi-flexible mould that is reusable for multiple projects. Its durability ensures longevity, making it a cost-effective choice for your mould-making needs.
Wide range of Uses - Polycraft Silicone Putty is perfect for a wide range of impression-type moulding applications such as plaster decorating to polymer clay figurines. Its self-releasing properties eliminate the need for additional release agents in most cases, simplifying your workflow.
Exceptional Dimensional Stability - With Polycraft Silicone Putty, the moulds will maintain their shape and integrity, ensuring accurate reproductions every time. Recreate your projects by retaining precise dimensions and details with Polycraft Rubber.
Easy to Use - Polycraft Silicone Putty can be easily accessible for both beginners and professionals. With its simple mixing process of 1:1 ratio, you can achieve professional-quality moulds with ease and efficiency.

Polycraft ( MB Fibreglass )

Polycraft Silicone Putty RTV Mould Making Rubber - 2kg Kit

Why We Love It

Outstanding release ensures easy usage.
Fast curing boosts productivity.
Preserves detail for perfection.

Main Highlights

Outstanding release properties
Fast curing silicone rubber
Very low shrinkage and good dimensional stability
Will replicate excellent detail
Ideal for impression type moulding applications

Polycraft ( MB Fibreglass )

Polycraft Silicone Putty RTV Mould Making Rubber, Fast Curing Silicone Rubber, Moulding Silicone, Reusable Mould, Clay and Figurine Moulds, Silicone Putty for DIY - 1kg

Why We Love It

Outstanding release properties ensure efficiency.
Cures rapidly for prompt use.
Achieves detailed, stable replications.

Main Highlights

Fast Curing Silicone - Polycraft Silicone Putty is a fast-curing silicone rubber that sets at room temperature, providing quick and efficient mould making. No more long waiting times and more rapid reproduction of your objects.
Reusable and Semi-Flexible - Polycraft Silicone Putty allows to createa strong yet semi-flexible mould that is reusable for multiple projects. Its durability ensures longevity, making it a cost-effective choice for your mould-making needs.
Wide range of Uses - Polycraft Silicone Putty is perfect for a wide range of impression-type moulding applications such as plaster decorating to polymer clay figurines. Its self-releasing properties eliminate the need for additional release agents in most cases, simplifying your workflow.
Exceptional Dimensional Stability - With Polycraft Silicone Putty, the moulds will maintain their shape and integrity, ensuring accurate reproductions every time. Recreate your projects by retaining precise dimensions and details with Polycraft Rubber.
Easy to Use - Polycraft Silicone Putty can be easily accessible for both beginners and professionals. With its simple mixing process of 1:1 ratio, you can achieve professional-quality moulds with ease and efficiency.

Silicone Putty - 400g Flexible Silicone Mold Making Kit - Easy 1:1 Mixing Ratio Fast Curing Moulding Putty for Reusable Moulds, Casting, Resin, Soap & Candle Making

20% OffFree Shipping

Why We Love It

Simplifies mould making process.
Ideal for beginners.
Safe and high quality.

Main Highlights

MOULD MAKING SIMPLIFIED - Make moulds effortlessly by blending equal portions of A (White) and B (Blue) and mix manually until the color is consistent. Adheres firmly to surface of any item. Easily produces durable and reusable moulds of high quality.
PERFECT FOR BEGINNERS - With a 3-minute working time and a 15-20 minute demoulding time. This silicone mould making kit eliminates the need for equipment, cups, or stir sticks, making it ideal for both beginners and professionals seeking efficiency.
SAFE & PREMIUM - Crafted from high-quality, non-toxic, odorless, strong, and flexible materials, ensuring a fast, easy, and safe DIY process. Our silicone putty mould making kit can withstand temperatures up to 392℉/200℃.
MULTIPURPOSE - Specifically formulated for resin moulds making, soap, wax, polymer clay, tabletop games, prototype reproduction, jewelry making, 3D printing, art restoration, casting moulds and making moulds of architectural details, statues, figurines!
COST-EFFECTIVE - Whatever newbie or pro, you could easily create the moulds and crafts you desire! Click ‘Add to Cart’ and enjoy your creative DIY craft making. If there is any question, please do not hesitate to contact us.

Silicone Putty - 450g / 1 Lb Flexible Silicone Mould Making Kit for Silicone Moulds Making, Casting - 1:1 Mixing Ratio Fast Cured Silicone Putty Paste for DIY Resin Moulds, Soap Moulds, Candle, Crafts

4% OffFree Shipping

Why We Love It

Easy and efficient mould creation.
Capture maximum object details.
Premium quality guaranteed.

Main Highlights

SIMPLE MOULD MAKING KIT - Easily create moulds by blending equal parts of A (White) and B (Green) until consistent in color. Adheres securely to any surface, producing high-quality, durable, and reusable moulds.
IDEAL FOR BEGINNER - This silicone putty is perfect for beginners and professionals alike, it eliminates the need for equipment, cups, or stir sticks, making it highly efficient. With a 3 minute working time and a 15-20 minute demoulding time.
SAFE AND PREMIUM - Made of non-toxic, odorless, and durable materials, ensuring a fast, easy, and safe DIY experience. The flexible nature of the silicone paste ensures capturing maximum object details. It can withstand temperatures up to 392℉/200℃.
WIDE RANGE OF USES - Specifically designed for resin moulds making, soap, wax mould, prototype reproduction, jewelry making, polymer clay, tabletop games, 3D printing, art restoration, casting moulds, and architectural details, statues, and figurines.
100% SATISFACTION GUARANTEE - Perfect for anyone who needs an easy way to mould objects. Click ‘Add to Basket’ and make sure to share your creative projects with us! Please do not hesitate to contact us if there are any questions.

8.8

Excellent

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We scanned 977 products

We reviewed these offers relevant to the Silicone Putty For Mould Making within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Resin Pro, LET'S RESIN, PEBEO, NIUB, Reschimica, Polycraft ( MB Fibreglass ), DecorRom, Limino, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Silicone Putty For Mould Making in the market, we considered we took a deep dive into 4886 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Resin Pro Silicone Putty for Mould Making, I-Gum Silicone Mould Making Kit (500g), Non-Toxic, Fast-Setting & Versatile, Works with Epoxy, Polyurethane, Wax & More, Hardness 60 Shores. We love many things about this product by Resin Pro. What sets it apart from the competition is Easy and fast to use. , Impeccable quality and durability. , Safe, non-toxic, and odorless. .
The best value product for most shoppers and where user satisfaction is continuously the highest is LET'S RESIN Silicone Putty, 1LB/454g Silicone Mould Making Kit, Strong & Flexible, Easy 1:1 Mixing Ratio for Reusable Silicone Moulds, Casting, Resin, Soap & Candle Making by LET'S RESIN based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Silicone Putty For Mould Making and the best cost-to-value ratio is Silicone Putty - 400g Flexible Silicone Mold Making Kit - Easy 1:1 Mixing Ratio Fast Curing Moulding Putty for Reusable Moulds, Casting, Resin, Soap & Candle Makingat DecorRom with a 20% discount.
Our list of the best Silicone Putty For Mould Making is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Silicone Putty For Mould Making in The UK

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We scanned 977 products

We concluded that: