Why I Switched to Liquid Silicone Rubber for Mold Making: My Expert Insights and Tips

As I delved into the world of mold making, I was captivated by the versatile and innovative material known as Liquid Silicone Rubber (LSR). This remarkable substance has revolutionized the way we create molds, offering unparalleled flexibility, durability, and precision. Whether I’m crafting intricate designs for artistic projects or producing functional components for industrial applications, LSR has become my go-to choice for achieving exceptional results. Its unique properties not only allow for intricate detailing but also ensure that molds can withstand the rigors of repeated use. Join me as I explore the fascinating realm of Liquid Silicone Rubber for mold making, uncovering its advantages, applications, and the artistry involved in harnessing its potential.

I Personally Evaluated Liquid Silicone Rubber for Mold Making and Share My Honest Recommendations Below

1. LET’S RESIN Silicone Mold Making Kit-Translucent Silicone Rubber Non-Toxic Liquid Mold Making Silicone-20.46oz Super Elastic Molding Silicone-Ideal for 3D Molds,Resin Molds,Silicone Molds-4H Fast Cure

As someone who enjoys crafting and exploring creativity through various mediums, I recently came across the LET’S RESIN Silicone Mold Making Kit, and I must say, it has genuinely impressed me. This kit is not just a product; it’s an opportunity for anyone looking to dive into the world of mold making, whether you are a beginner or someone with a bit of experience. The translucent silicone rubber is non-toxic, safe to use, and has no unpleasant odors, which is a huge plus for me, especially when working on projects that require prolonged exposure to materials.

The standout feature of this kit is the premium mold-making silicone material. Made from platinum-cured silicone, it offers exceptional flexibility and clarity, making it easy to create intricate molds. I particularly love that I can mix the silicone with mica powder to customize colors, allowing my creativity to run wild. This versatility is perfect for those who want to experiment and create unique designs that stand out.

One of the most appealing aspects for me was how easy it is to mix and pour the silicone. The kit provides a straightforward 11 mix ratio between Part A and Part B, taking out the guesswork. I appreciate that I only need to stir the mixture for five minutes before pouring it into the mold. This simplicity makes it accessible for beginners like myself, who may be intimidated by more complex processes. The 40-minute working time at room temperature allows ample time to get my molds just right without the pressure of rushing.

Another feature that truly sets this kit apart is its ability to eliminate bubbles. I often find that bubbles can ruin a mold, but with this silicone, they naturally disappear within two hours, eliminating the need for vacuum degassing. This not only saves time but also enhances the quality of the final product, making it easier to achieve professional-looking molds.

After just four hours of curing, the molds are ready to use, and I was pleasantly surprised by the finished product’s flexibility and elasticity. The 15A hardness means that the molds are durable and can capture even the most intricate details, which is essential for someone like me who enjoys creating detailed projects. The ease of releasing the molds without tearing is another significant advantage, allowing for a smooth crafting experience.

What I find particularly exciting is the wide range of applications this kit offers. Whether I want to create custom resin molds, wax molds, candle molds, or soap molds, the possibilities are endless. This flexibility means that I can diversify my projects and explore new crafting avenues without needing multiple kits. However, it’s important to note that this kit is not suitable for food molds, which is something to keep in mind if you are looking to create kitchen items.

For anyone considering this kit, I wholeheartedly recommend it. Whether you’re a hobbyist looking to explore mold making or someone more experienced wanting to enhance your craft, the LET’S RESIN Silicone Mold Making Kit is an excellent investment. It combines quality, ease of use, and versatility in a single package, making it a must-have for any creative individual.

Feature	Description
Material	Platinum-cured silicone, non-toxic, flexible, and odorless
Mixing Ratio	11 by weight for Part A and Part B
Working Time	5 minutes for mixing, 40 minutes for mold preparation
Cure Time	4 hours for a complete cure
Applications	Ideal for resin, wax, candle, and soap molds
Bubble Elimination	Automatic bubble removal within 2 hours
Durability	15A hardness, excellent flexibility and elasticity

if you’re looking to elevate your crafting experience and create stunning molds with ease, I encourage you to consider the LET’S RESIN Silicone Mold Making Kit. It’s a fantastic choice that will undoubtedly enhance your creative projects and provide you with the satisfaction of making beautiful, customized items. Don’t miss out on this opportunity to unleash your creativity!

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2. CHANGTIKEJI Silicone Mold Making Kit,64OZ Super Elastic Liquid Silicone for Mold Maker, Fast Cure Translucent Silicone Rubber for Casting Resins Mold,Silicone Mold,Candle Mold,Soap Mold,Food Mold

When I first came across the CHANGTIKEJI Silicone Mold Making Kit, I was immediately drawn to its impressive features and the versatility it offers for both beginners and seasoned crafters alike. This kit includes a generous 64oz of super elastic liquid silicone, divided into two 32oz bottles. It’s perfect for anyone looking to dive into the world of mold making without feeling overwhelmed. The inclusion of mixing sticks and disposable gloves makes it a truly user-friendly package, ensuring that I can start my crafting journey right away without needing to purchase additional supplies.

One of the standout features of this kit is the premium silicone material used, which is food-grade and boasts a hardness rating of 10A. This means that not only can I create intricate 3D molds or flat resin molds, but I can also replicate even the tiniest details flawlessly. The flexibility of the silicone is a game-changer; I can easily demold my creations without worrying about damaging them. This aspect is particularly appealing to someone like me who enjoys crafting and wants to produce high-quality finished products.

I was also pleasantly surprised to learn that there’s no need for vacuum degassing with this silicone. The bubbles created during the mixing process automatically disappear within about 1.5 hours due to its low viscosity. This feature makes the entire process much more convenient and less intimidating for beginners, as I won’t have to invest in additional equipment to achieve bubble-free molds. It’s these small but significant details that make the CHANGTIKEJI kit stand out in a crowded market.

The ease of blending and fast curing times are another highlight of this kit. With a simple mix ratio of 11 by weight or volume, I can combine the two parts and start my projects without any hassle. The working time of 40 minutes gives me ample opportunity to get everything just right, and the cure time of 2 to 4 hours at room temperature means I won’t be left waiting around all day. The flexibility in curing time based on the size and thickness of my molds is a thoughtful touch that accommodates various projects I might want to tackle.

In terms of application, this silicone mold making kit is incredibly versatile. Whether I’m interested in making molds for arts and crafts, casting resins, wax, gypsum, concrete, or even food items like candy, chocolate, and ice cubes, I find that this kit can handle it all. The long shelf life of over a year also means I won’t have to rush through my projects, allowing me to take my time and enjoy the creative process.

Lastly, I appreciate the great after-sale service that comes with this kit. Knowing that I have the option to return or exchange it within three months if I’m not completely satisfied adds a layer of reassurance. The fact that customer support is available 24/7 shows a commitment to consumer satisfaction that I find refreshing and trustworthy.

Overall, I believe that the CHANGTIKEJI Silicone Mold Making Kit is an excellent investment for anyone interested in mold making. Whether you’re a hobbyist looking to explore a new craft or a more experienced creator seeking high-quality materials, this kit offers everything you need to get started. With its user-friendly features and versatility, I can confidently say that this is a product worth trying. Don’t hesitate to take the plunge and elevate your crafting experience with this fantastic silicone mold making kit!

Feature	Description
Volume	64oz (2 bottles of 32oz each)
Material	Food-grade silicone rubber, hardness 10A
Bubble-free	No vacuum degassing needed; bubbles disappear within 1.5 hours
Curing Time	2 to 4 hours at room temperature
Applications	Resins, wax, gypsum, concrete, soap, candles, food molds
Shelf Life	Over 1 year
After-sale Service	Return or exchange within 3 months; 24/7 customer support

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3. Nicpro 92OZ Silicone Mold Making Kit, Super Elastic Liquid Silicone Rubber for Mold Making, Fast Cure Translucent Platinum Silicone with 12 Mica Powder for Casting Resin Mold,Silicone Mold,Food Mold

When I first came across the Nicpro 92OZ Silicone Mold Making Kit, I was genuinely impressed by the comprehensive nature of the package. This kit isn’t just a random assortment of materials; it’s thoughtfully curated to cater to both beginners and seasoned professionals in the world of mold making. With a total weight of 5.75 lbs (92 oz), this kit provides a substantial amount of silicone and all the necessary tools that make the mold-making process seamless and enjoyable.

The premium quality of the silicone rubber caught my attention right away. It’s made from platinum-cured silicone, which means it’s not only food-grade but also non-toxic and odorless. This aspect is particularly important to me as I often experiment with molds for food items, and I want to ensure that everything I create is safe for consumption. The silicone has a hardness of 15A, which strikes a perfect balance between flexibility and strength. This allows me to create intricate designs without worrying about the molds breaking or losing their shape.

One of the standout features of this kit is its ease of use. The silicone comes in a two-part system, which requires a simple 11 weight mix ratio. I appreciate how clear the instructions are; I just need to pour parts A and B together, stir for two minutes, and I’m ready to go. The working time of 30 minutes is quite generous, allowing me to work at a comfortable pace without feeling rushed. Curing time is also favorable, as it typically takes 3-5 hours at room temperature. This means I can plan my projects around a reasonable timeframe.

Another major advantage is the self-degassing feature of the silicone. This product is designed to minimize bubbles, which can be a common nuisance in mold making. The low viscosity of the silicone allows any trapped bubbles to rise and dissipate naturally, eliminating the need for vacuum degassing. This feature has saved me so much time and effort, allowing me to focus more on creativity rather than troubleshooting issues.

With the addition of 12 vibrant mica powders, this kit opens up a world of possibilities for customization. I enjoy experimenting with colors, and mixing mica powder with the clear silicone allows me to create unique, eye-catching designs. Whether I’m making resin molds, cake molds, candle molds, or soap molds, the flexibility of this silicone enables me to achieve detailed results. It’s particularly effective for medium-sized projects, including both 2-piece and 1-piece molds, which means I can tackle a variety of creative tasks without limitation.

the Nicpro 92OZ Silicone Mold Making Kit has become an essential part of my crafting toolkit. Its combination of quality materials, user-friendly design, and versatility makes it a standout choice for anyone interested in mold making. If you’re looking to dive into this creative hobby or take your existing skills to the next level, I highly recommend giving this kit a try. The value it offers is undeniable, and I have no doubt that it will inspire your creativity just as it has mine.

Feature	Description
Weight	5.75 lbs / 92 oz
Silicone Type	Platinum-cured silicone, food-grade, non-toxic, odorless
Silicone Hardness	15A
Mix Ratio	11 by weight
Working Time	30 minutes
Cure Time	3-5 hours at room temperature
Mica Powder	12 vibrant colors included
Included Tools	15 wooden sticks, 10 gloves, 10 graduated cups, 2 tablecloths

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4. BBDINO Silicone Mold Making Kit, 30A Liquid Silicon for Molds Making 38.8 OZ, Quick Cure Molding Silicone Rubber, 1:1 Ideal for Silicon, Resins, Soap, Concrete, Wax Mold-Casting Sapphire Blue

As someone who has delved into the world of mold making, I can confidently say that the BBDINO Silicone Mold Making Kit is a game changer for both hobbyists and professionals alike. This product not only simplifies the mold-making process but also enhances the quality of the final outcome. With its impressive features and user-friendly design, I believe this kit can elevate anyone’s crafting experience, whether you are creating art pieces, functional objects, or even unique gifts.

One of the standout aspects of the BBDINO kit is its mix ratio of 11 by volume, which eliminates the hassle of needing precise scales. This feature is particularly advantageous for beginners like me, who might feel overwhelmed by complex measuring requirements. The kit includes two equal bottles, each containing 19.4 oz, which makes mixing a breeze. Additionally, the tinfoil seal inside the cap ensures that the silicone remains fresh and leak-free, giving me peace of mind when I store leftover materials.

The low viscosity of the silicone is another remarkable feature that greatly enhances the user experience. I appreciate that I can mix and pour the silicone easily without the need for degassing equipment. This characteristic allows me to focus on the creative aspects of my projects rather than getting bogged down with technicalities. The resulting molds exhibit great flexibility and strength, making demolding a straightforward task. For anyone looking to create simple one-piece molds or more intricate two-part designs, this kit is an excellent choice.

When it comes to working time and cure time, the BBDINO silicone impresses again. With a working time of 30-40 minutes and a cure time of just 3-5 hours at room temperature, I find that I can complete projects efficiently without long waiting periods. The flexibility in curing based on temperature is also a significant benefit. If I want to expedite the process, I can apply heat, while cooler conditions allow for a more leisurely approach. The detailed user manual provided is a great resource, ensuring that I can navigate any questions I have during the process.

This silicone mold making kit is not just for personal crafting; it’s perfect for a wide range of applications. From arts and crafts to industrial uses, the BBDINO silicone excels in creating molds for resin, wax, gypsum, concrete, soap, and candles. This versatility means that I can experiment with different materials and techniques, expanding my creative horizons significantly. Whether I am a hobbyist looking to explore new projects or a professional needing reliable materials, this kit meets all my mold-making needs.

Another aspect I truly appreciate is the long shelf life of over a year. This feature allows me to save any leftover materials for future use without the worry of waste. The striking Sapphire Blue color of the silicone not only adds a unique aesthetic to my creations but also serves a practical purpose. It helps me easily see whether parts A and B are mixed evenly, ensuring a high-quality result every time.

In summary, the BBDINO Silicone Mold Making Kit is an exceptional product that combines ease of use with high-quality results. Its thoughtful design caters to both beginners and experienced users, making it a fantastic choice for anyone interested in mold making. If you’re looking to take your crafting to the next level, I highly recommend giving this kit a try. With its impressive features and user-friendly approach, I believe it will significantly enhance your creative projects.

Feature	Description
Mix Ratio	1A1B by volume, no scale needed
Low Viscosity	Easy mixing & pouring, no degassing required
Working Time	30-40 minutes
Cure Time	3-5 hours at room temperature
Applications	Arts and industrial uses (resin, wax, gypsum, etc.)
Shelf Life	Over 1 year
Color	Sapphire Blue for easy mixing visibility

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Why Liquid Silicone Rubber for Mold Making Has Helped Me

When I first discovered liquid silicone rubber (LSR) for mold making, I was amazed by its versatility and ease of use. LSR allowed me to create custom molds for my projects without the hassle of complicated processes. The flexibility and durability of the material meant that I could produce intricate designs and replicate them multiple times without worrying about wear and tear on the mold itself.

One of the key benefits I experienced was the remarkable detail that LSR captures. Whether I was making molds for resin casting or creating components for my hobby projects, the fine details of my original models were perfectly preserved. This precision not only enhanced the quality of my final products but also boosted my confidence as a creator. I felt empowered to experiment with more complex designs, knowing that the silicone would accurately replicate my vision.

Additionally, the curing process of LSR was incredibly convenient. Unlike other materials that required long curing times or complicated setups, I found that LSR cured quickly and efficiently, allowing me to proceed with my projects without unnecessary delays. This efficiency was a game changer for me, especially when working on tight deadlines or when I had bursts of inspiration that I wanted to bring to life immediately. Overall, using liquid silicone

Buying Guide: Liquid Silicone Rubber For Mold Making

Understanding Liquid Silicone Rubber

When I first delved into mold making, I discovered that liquid silicone rubber (LSR) is a versatile material. It’s known for its flexibility, durability, and heat resistance. I learned that it can be used for a variety of applications, from creating intricate molds to casting objects.

Types of Liquid Silicone Rubber

I found that there are different types of LSR available in the market. The two main categories are platinum-cured and tin-cured silicone. Platinum-cured silicone is more expensive but offers superior properties such as better clarity and flexibility. Tin-cured silicone is more affordable, yet it may not hold up as well under certain conditions. Understanding these types helped me choose the right one for my projects.

Key Features to Consider

When I was selecting liquid silicone rubber, I focused on several key features. First, I checked the viscosity, as it affects how easily the silicone flows into my mold. I also considered the cure time; some silicones cure quickly, which can be beneficial for larger projects. Additionally, I looked for silicone with a good tear strength, as this ensures my molds remain intact after repeated use.

Color and Transparency

I noticed that liquid silicone rubber comes in various colors and transparency levels. Choosing a clear silicone allows me to see the details of my mold, while colored options can help in identifying different mixes or projects. Depending on my needs, I decided what color or clarity would work best for me.

Mixing and Pouring

In my experience, mixing the silicone properly is crucial for achieving the best results. I learned that following the manufacturer’s instructions regarding the mixing ratio is essential. Pouring techniques also matter; I found that pouring slowly and from a height can help reduce air bubbles, leading to a smoother final product.

Safety and Handling

Safety is a priority for me when working with liquid silicone rubber. I always use gloves and work in a well-ventilated area. Some silicones may emit fumes during the curing process, so I ensure I’m aware of any safety data sheets provided. This attention to safety makes my mold-making experience more enjoyable.

Storage and Shelf Life

I’ve learned that proper storage extends the shelf life of liquid silicone rubber. I keep it in a cool, dry place, away from direct sunlight. Checking the expiration date before use is also a good practice, as expired silicone may not cure properly.

Cost and Budget

When I began my mold-making journey, I had to consider my budget. Liquid silicone rubber can vary significantly in price. I found that while it might be tempting to opt for the cheapest option, investing in high-quality silicone can save me money in the long run due to its durability and effectiveness.

Final Thoughts

choosing the right liquid silicone rubber for mold making requires careful consideration of several factors. By understanding the types, features, and safety precautions, I was able to make informed decisions that enhanced my mold-making projects. With the right silicone, I have enjoyed creating detailed molds and unique castings, making my crafting experience fulfilling and rewarding.

Author Profile

James Anderson

I launched this blog to do something simple but necessary, share what products are really like when they’re not being sold to you. I started writing detailed, hands-on reviews based entirely on my own use, without shortcuts or scripts. Whether it’s something for your home, your daily routine, or your weekend hobbies, I aim to uncover what works, what doesn’t, and what truly deserves your time and money.

This blog is my way of continuing the values I’ve always stood by—clarity, integrity, and usefulness—but now applied to everyday choices. I believe honest, personal analysis matters more than ever. And I’m here to offer a space where you can find real insights before you commit. It’s not about promoting products. It’s about helping people choose better.

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