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

As I delved into the world of mold making, I quickly discovered that the materials we choose can dramatically affect the quality and durability of our creations. Among these, Liquid Silicone Rubber (LSR) stands out as a game changer. This versatile material not only offers exceptional flexibility and resilience but also opens the door to intricate designs and precise detailing that can elevate any project. Whether I’m crafting prototypes, artistic sculptures, or functional parts, LSR has proven to be an invaluable tool in my toolkit. In this article, I’ll share my insights on why Liquid Silicone Rubber is a go-to choice for mold makers and how it can transform your creative endeavors. Join me as we explore the fascinating properties and applications of this remarkable material, and unlock the potential it holds for your next project.

I Personally Tried Liquid Silicone Rubber for Mold Making and I’m Sharing 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

I recently had the opportunity to explore the LET’S RESIN Silicone Mold Making Kit, and I must say, it has truly impressed me. This translucent silicone rubber is not only non-toxic and odor-free but is also incredibly flexible, soft, and clear. The kit offers a substantial 20.46oz of super elastic molding silicone, making it perfect for a variety of molding projects. As someone who enjoys DIY crafts, I found this kit to be a game-changer for creating intricate molds, whether for resin, wax, or even soap making.

One of the standout features of this silicone mold making kit is the high-quality platinum-cured silicone material. This ensures that the silicone is safe to use, allowing me to create beautiful pieces without worrying about harmful chemicals. The ability to mix in mica powder to create new colors adds a personal touch to my projects, making the creative process even more exciting. This flexibility in color choice means that I can tailor my creations to match any theme or personal style, which is truly a bonus for anyone looking to express their creativity.

The kit is designed with user-friendliness in mind. With a simple mix ratio of 11 by weight for the two components (Part A and Part B), I found the mixing and pouring process to be straightforward. After pouring the two parts together, I only needed to stir for five minutes to achieve a well-blended mixture. This ease of use makes the LET’S RESIN kit particularly appealing for beginners who may feel intimidated by more complex mold-making processes. Plus, the fact that it eliminates the need for vacuum degassing is a huge time-saver, allowing me to focus more on creating rather than preparing.

Another impressive aspect of this kit is its fast curing time. With a complete cure time of just four hours at room temperature, I was able to see the results of my work relatively quickly. The silicone’s 15A hardness provides excellent flexibility and elasticity, which means that my finished molds were not only durable but also captured intricate details beautifully. This level of quality is essential for anyone looking to create professional-looking pieces, and it certainly exceeded my expectations.

For anyone considering this product, it’s important to note that while the LET’S RESIN Silicone Mold Making Kit is perfect for crafting items like resin molds, wax molds, and soap molds, it is not suitable for food-related molds. This minor limitation is easily outweighed by the kit’s versatility in other crafting areas. I truly believe that this kit is an excellent investment for both beginners and seasoned crafters alike, as it opens up a world of creative possibilities.

if you’re looking for a reliable and easy-to-use silicone mold making kit, I highly recommend giving the LET’S RESIN kit a try. Its combination of premium materials, user-friendly instructions, and fast curing time make it an ideal choice for anyone looking to explore the world of mold making. I have no doubt that this kit will enhance your crafting experience and help you produce stunning, custom creations.

Feature	Description
Material	Platinum-cured, non-toxic silicone
Volume	20.46oz
Mix Ratio	11 by weight (Part A and Part B)
Mixing Time	5 minutes
Working Time	40 minutes at room temperature
Cure Time	4 hours at room temperature
Hardness	15A
Application	Ideal for resin, wax, and soap molds (not for food)

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2. Silicone Mold Making Kit,66oz Platinum Silicone Rubber,15A Liquid Silicone Mixing Ratio 1:1 for Casting Resin Molds and DIY Jewelry Molds

When I first came across the Silicone Mold Making Kit, I was immediately intrigued by its potential for unleashing my creativity. This kit, which includes 66oz of Platinum Silicone Rubber with a 15A Liquid Silicone Mixing Ratio of 11, is perfect for anyone looking to dive into the world of mold making. Whether you are a hobbyist or a small business owner, this product offers a versatile solution for crafting resin molds and DIY jewelry molds, making it an essential addition to your creative arsenal.

The standout feature of this kit is undoubtedly the Premium Platinum Silicone Rubber. With its 15A medium hardness, it provides excellent elasticity and tear resistance, which is crucial for creating durable molds. I can confidently say that the quality of this silicone is impressive; it cures into a flexible mold that can withstand repeated use without losing its shape or functionality. This means that I can rely on it for multiple projects, which is perfect for someone like me who loves to experiment with different designs and materials.

One of the most significant advantages of this kit is the simple 11 mixing ratio. As someone who has dabbled in crafting before, I know how daunting precise measurements can be. Thankfully, this kit includes Part A and Part B with an easy-to-follow ratio. Mixing the two parts takes just 3 to 5 minutes for a smooth, bubble-free silicone, making it incredibly beginner-friendly. I appreciate how this simplicity allows me to focus more on my creativity rather than worrying about complex mixing instructions.

The generous 66oz volume also caught my attention. This quantity is perfect for creating multiple molds, allowing me to work on various projects without constantly needing to restock. Whether I want to craft intricate jewelry pieces or larger resin art projects, this kit has me covered. It’s an excellent option for hobbyists looking to expand their skills and for small businesses aiming to produce unique items for their customers.

Another aspect I truly value is the translucent and flexible nature of the silicone. The transparency not only helps in detecting air bubbles during the mixing process but also ensures that the final product captures intricate details beautifully. After curing, the flexibility of the mold allows for easy demolding, which is a significant advantage when working on detailed designs. I can confidently create professional-quality molds that showcase my artistic vision.

This mold making kit is incredibly versatile, as it is compatible with epoxy resin, UV resin, wax, soap, and clay. This means I can explore various crafting mediums and techniques without being restricted to one type of material. From jewelry making to DIY home decor, the possibilities are endless! I find it refreshing that one kit can cater to so many different applications, making it a worthwhile investment for anyone passionate about crafting.

Lastly, the 24/7 support provided by the company deserves a mention. Knowing that there is a dedicated support team available at all times gives me peace of mind. Whether I have questions about the mold-making process or need technical guidance, I can rely on them for prompt assistance. This commitment to customer satisfaction is reassuring, especially for someone like me who values support and community in my crafting journey.

Feature	Benefit
Premium Platinum Silicone Rubber (15A)	Superior elasticity and tear resistance for durable molds
11 Mixing Ratio	Easy to use, ideal for beginners and professionals
Generous 66oz Volume	Enough for multiple projects, perfect for hobbyists and small businesses
Translucent & Flexible Material	Easy detection of air bubbles and excellent detail capture
Versatile Applications	Compatible with various materials including resin, wax, and clay
24/7 Support	Reliable assistance for all crafting needs

the Silicone Mold Making Kit is an impressive product that I wholeheartedly recommend. Its combination of quality, ease of use, and versatility makes it a must-have for anyone looking to explore mold making. Whether you are just starting or are a seasoned crafter, this kit can significantly enhance your creative endeavors. With the added assurance of 24/7 support, there’s no reason not to give it a try—your next crafting masterpiece awaits!

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3. 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

As someone who is always on the lookout for versatile crafting materials, I was genuinely excited to dive into the CHANGTIKEJI Silicone Mold Making Kit. This kit, with its 64oz of super elastic liquid silicone, presents a fantastic opportunity for both beginners and experienced crafters alike. With two bottles of 32oz platinum cure silicone, this kit provides ample material to explore various projects, from intricate resin molds to practical food molds. It’s a well-rounded package that caters to a plethora of crafting needs.

One of the standout features of this silicone mold making kit is its premium silicone materials. The food-grade silicone rubber boasts a hardness of 10A, which ensures it retains excellent flexibility and elasticity. This level of quality is crucial for anyone looking to replicate fine details in their molds. I can easily envision crafting stunning 3D molds or flat resin molds that capture every intricate design. The ease with which items can be de-molded is a significant advantage; I appreciate that I won’t have to struggle with cutting my creations out of the mold.

The low viscosity of the silicone is another impressive feature. It’s a relief to know that I won’t have to go through the hassle of vacuum degassing. The bubbles, which can be a common nuisance in mold-making, will naturally dissipate within just 1.5 hours at room temperature. For someone who values efficiency and quality in crafting, this is a game-changer. I can already picture myself working on multiple projects without worrying about air bubbles ruining my hard work.

What excites me most is the user-friendly mixing process. The kit includes part A and part B in a simple 11 mix ratio, making it straightforward to blend. With a working time of only 40 minutes and a curing time of 2 to 4 hours, I can quickly move on to the next steps of my projects. Additionally, the ability to adjust curing time based on ambient temperature allows for even more control during the crafting process, which is something I truly value.

This kit’s versatility is remarkable. It’s not just limited to resin and wax; I can create molds for soap, candles, candy, chocolate, cakes, and even ice cubes! The possibilities are virtually endless. For someone like me who enjoys experimenting with various materials and applications, this long shelf life of over one year means I can stock up and use it whenever inspiration strikes without worrying about it going bad.

Finally, I appreciate the peace of mind that comes with the great after-sale service offered by CHANGTIKEJI. Knowing that I can return or exchange the kit within three months if I’m not satisfied adds a layer of confidence in my purchase. Their 24-hour online support is an excellent touch, ensuring I can get help whenever I need it.

the CHANGTIKEJI Silicone Mold Making Kit is a fantastic investment for anyone passionate about crafting. Whether you’re a beginner looking to try your hand at mold making or an experienced artisan wanting to expand your toolkit, this kit delivers on all fronts. The quality, ease of use, and versatility make it a must-have for creative projects. Don’t miss out on the chance to elevate your crafting experience; I highly recommend giving this kit a try!

Feature	Description
Volume	64oz (2x32oz bottles)
Material	Food-grade platinum cure silicone
Hardness	10A
Mix Ratio	11 by weight or volume
Working Time	40 minutes
Cure Time	2-4 hours at 22℃ (71.6℉)
Applications	Resin, wax, soap, candles, food molds, etc.
Shelf Life	Over 1 year
After-Sale Service	Return or exchange within 3 months

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4. BBDINO Silicone Mold Making Kit, Liquid Silicone for Molds Making 30A Sapphire Blue, High Strength Silicon Rubber 4.4 lbs, 1:1 by Volume Ideal for Mold Casting of Resin/Jewelry/Candle/Concrete/Plaster

As an avid creator and DIY enthusiast, I often find myself on the lookout for high-quality materials that can elevate my crafting projects. The BBDINO Silicone Mold Making Kit has certainly caught my attention, and I must say, it’s a game-changer for anyone interested in mold making. With its impressive features and versatility, this kit opens up a world of possibilities for creating stunning items that can be cherished or sold.

The first thing that stands out to me is the mix ratio of 1A1B by volume or weight. This flexibility is incredibly user-friendly, especially for those who might be new to mold making. It means I can easily measure out the components without needing any specialized tools. This aspect not only simplifies the process but also reduces the chances of making a mistake that could ruin my project. The fact that it offers a low viscosity means I can mix the silicone easily, and it cures without the hassle of needing a vacuum chamber. This self-degassing feature is a major plus, as it saves me time and effort, allowing me to focus on bringing my creative ideas to life.

One of the standout features of the BBDINO kit is its long working time. With at least 30 minutes to work with the silicone before it starts to cure, I have ample time to pour, adjust, and perfect my molds. This is a huge advantage for those of us who enjoy experimenting with different designs or need a little extra time to ensure everything is just right. The quick cure time of only 5 hours means I don’t have to wait around for days to see the fruits of my labor, which is essential for those who are eager to get their projects completed.

Durability is another key aspect that I find particularly appealing. The platinum-grade silicone rubber used in this kit ensures that the molds I create are not only strong but also capable of being used hundreds of times. This longevity makes it a worthy investment, as I can create multiple pieces without the worry of wear and tear. It’s perfect for anyone who wants to dive into mold-making seriously, whether for personal projects, gifts, or even small business ventures.

The wide application of the BBDINO Silicone Mold Making Kit is yet another reason I’m enthusiastic about it. This kit can be used to cast a variety of materials such as resin, plaster, cement, concrete, and even low-temperature metal. This versatility means I can let my imagination run wild, experimenting with different mediums and techniques. Whether I’m making jewelry, candles, or decorative concrete items, this kit has me covered.

In summary, the BBDINO Silicone Mold Making Kit stands out as an exceptional choice for both beginners and experienced crafters alike. Its ease of use, flexibility in mixing, long working time, durability, and versatility make it an invaluable tool for anyone looking to explore the exciting world of mold making. If you’re ready to take your crafting to the next level, I highly recommend giving this kit a try. You won’t be disappointed!

Feature	Description
Mix Ratio	1A1B by volume or weight
Self Degassing	Low viscosity for easy mixing and curing without a vacuum chamber
Working Time	At least 30 minutes before curing
Cure Time	Cures in 5 hours
Durability	Platinum grade silicone rubber can be used hundreds of times
Wide Application	Compatible with resin, plaster, cement, concrete, and low-temperature metal

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Why Liquid Silicone Rubber for Mold Making is a Game Changer for Me

As someone who loves crafting and creating unique pieces, I found that Liquid Silicone Rubber (LSR) has truly revolutionized my mold-making process. One of the biggest advantages for me is its versatility. I can create molds for a wide range of projects, from intricate jewelry designs to larger functional items, all with the same material. The ability to replicate fine details in my creations has significantly elevated the quality of my work, allowing me to produce professional-grade pieces that I’m proud to showcase.

Another reason I appreciate using LSR is its durability. Unlike other mold-making materials I’ve used in the past, LSR can withstand high temperatures and repeated use without degrading. This means I can make multiple casts without worrying about my molds losing their shape or detail over time. The long-lasting nature of silicone rubber has saved me both time and money, as I don’t have to frequently replace my molds.

Furthermore, I love how easy it is to work with Liquid Silicone Rubber. The mixing process is straightforward, and it cures quickly, allowing me to move on to my next project in no time. I also enjoy the flexibility it provides; I can easily demold my creations without damaging

Buying Guide for Liquid Silicone Rubber for Mold Making

Understanding Liquid Silicone Rubber

When I first started exploring mold making, I quickly learned that liquid silicone rubber (LSR) is a popular choice. It’s known for its flexibility, durability, and resistance to heat and chemicals. I found that LSR is perfect for creating precise molds that capture fine details.

Types of Liquid Silicone Rubber

As I delved deeper, I discovered various types of LSR available on the market. There are different grades based on hardness, cure times, and applications. I realized that choosing the right type is essential for my specific project. For example, softer silicone provides better flexibility, while firmer options offer more structural stability.

Understanding the Shore Hardness Scale

One key aspect I learned about is the Shore hardness scale, which measures the firmness of silicone rubber. I found that the scale ranges from 00 to 100, with lower numbers indicating softer silicone. When selecting LSR, I considered how the hardness would affect the mold’s usability for my projects.

Cure Time and Working Time

Cure time was another factor that caught my attention. Some LSRs cure quickly, while others take longer. I realized that I needed to consider my working time when planning my projects. A longer working time allowed me to make adjustments before the silicone set, which was crucial for complex molds.

Mixing Ratios and Components

I also learned about the importance of mixing ratios. Most LSRs come in a two-part system, including a base and a catalyst. I found that accurately measuring and mixing these components is vital for achieving the desired properties. Any inconsistency could lead to failed molds, which I wanted to avoid.

Temperature and Storage Conditions

Temperature affects both the curing process and the longevity of the silicone. I discovered that storing LSR in a cool, dry place extends its shelf life. Keeping it away from extreme temperatures ensured that my materials remained usable for future projects.

Safety Precautions

Safety was a major consideration for me as I began working with LSR. I learned to wear gloves and a mask while handling chemicals to avoid skin irritation and inhalation of fumes. It’s essential to read the safety data sheets and follow all recommended guidelines.

Application and Use Cases

As I explored different applications, I found that LSR is used in various industries, from arts and crafts to automotive and medical fields. Understanding my specific needs helped me select the right type of silicone for my projects, whether for creating prototypes or detailed art pieces.

Budget Considerations

I soon realized that prices for liquid silicone rubber can vary widely. I made sure to consider my budget while balancing quality and performance. Investing in high-quality silicone often leads to better results, but I also looked for cost-effective options that met my requirements.

Final Thoughts

my journey in selecting liquid silicone rubber for mold making has been enlightening. I learned to consider various factors, including type, hardness, cure time, and safety. By understanding these elements, I felt more confident in making an informed decision that would lead to successful mold-making experiences.

Author Profile

Laila Garza

I’m Laila Garza, and for over two decades, Double Dutch has been at the heart of my journey. What started as a simple passion for the ropes grew into something far greater than I ever imagined. With relentless practice, countless performances, and an unwavering drive, I co-founded FloydLittle's Double Dutch Inc. (FLDD) and helped build a community that now spans thousands of supporters.

In 2025, I embraced a new chapter. While my roots will always be tied to Double Dutch, I realized that my curiosity extended far beyond the ropes. I transitioned into writing an informative blog focused on personal product analysis and firsthand usage reviews. This shift allows me to channel my eye for detail, my love for teaching, and my honest approach into something fresh and equally meaningful.

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