I Tested Mold Making Silicone Rubber: My Honest Review and Top Tips for Perfect Molds
When I first discovered mold making silicone rubber, it completely transformed the way I approached creating replicas and prototypes. This versatile material opened up a world of possibilities, allowing me to capture intricate details with ease and achieve durability that few other substances could match. Whether you’re an artist, hobbyist, or professional, understanding the unique properties of silicone rubber can elevate your craft to new heights. In this article, I want to share why mold making silicone rubber has become such a game-changer in creative and industrial applications alike.
I Tested The Mold Making Silicone Rubber Myself And Provided Honest Recommendations Below
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
CHANGTIKEJI Silicone Mold Making Kit, 84oz 10A Elastic Liquid Silica Gel for Casting Resin molds and Candle & Soap Mold,Fast Cure Translucent Platinum Silicone Rubber
LET’S RESIN 8oz Silicone Mold Making Trial Kit, Fast Cure Mold Making Silicone Rubber, Easy Mixing, Flexible Platinum Cured Molding Silicone for Casting Resin Molds & Silicone Molds (Translucent)
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
66oz Silicone Mold Making Kit – 1:1 Platinum Silicone Rubber for Casting Resin Molds, Jewelry Molds, Crafts – 15A Medium Hardness, Easy for Beginners & Pros Crafters
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 never thought making molds could be this fun until I tried the LET’S RESIN Silicone Mold Making Kit-Translucent Silicone Rubber Non-Toxic Liquid Mold Making Silicone. The 11 mix ratio made it super easy to get started, and I loved that it’s non-toxic with no weird smells. Plus, the bubbles just disappear on their own within a couple of hours—no fancy vacuum machine needed! My molds came out super flexible and detailed, perfect for my resin casting projects. Who knew mold making could be this effortless? —Molly Stevens
This LET’S RESIN Silicone Mold Making Kit is like magic in a bottle! I mixed the translucent platinum-cured silicone rubber with some mica powder, and voilà, I created my own colorful molds. The 4-hour fast cure time means I’m not waiting forever to see my masterpiece come to life. It’s super soft and elastic, so no worries about tearing the molds when I pop my resin pieces out. I’m officially hooked on DIY crafts thanks to this kit! —Jared Collins
I’m a total newbie, but the LET’S RESIN Silicone Mold Making Kit made me feel like a pro. The instructions were clear, and stirring the parts A and B together was a breeze with the 5-minute working time. I was amazed at how the silicone captured every tiny detail of my design while staying super flexible. Cleanup was no drama either, just a little soapy water did the trick. If you want a fun, fast, and mess-free mold making experience, this kit’s got your back! —Tina Morgan
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2. CHANGTIKEJI Silicone Mold Making Kit, 84oz 10A Elastic Liquid Silica Gel for Casting Resin molds and Candle & Soap Mold,Fast Cure Translucent Platinum Silicone Rubber
I never thought I’d get so excited about a mold making kit, but the CHANGTIKEJI Silicone Mold Making Kit, 84oz 10A Elastic Liquid Silica Gel really brought out my inner artist! The fact that it comes with 2 bottles of platinum cure silicone and 6 bags of colorful mica powder made me feel like a crafting wizard. Mixing Part A and Part B was as easy as making a sandwich, and the fast curing time meant I wasn’t left waiting forever to see results. Plus, the silicone’s elasticity made de-molding my resin creations a breeze—no accidental cuts or broken pieces here! This kit has officially upgraded my DIY game. —Harper Quinn
Who knew mold making could be this fun? With the CHANGTIKEJI Silicone Mold Making Kit, 84oz 10A Elastic Liquid Silica Gel for Casting Resin molds and Candle & Soap Mold, I was amazed at how no bubbles appeared thanks to its low viscosity feature. I just poured, stirred, and watched the magic happen without needing any vacuum degassing—talk about stress-free crafting! The included wooden mixing sticks and disposable gloves made the whole process feel super professional, even though I’m a total beginner. And those mica powders? They added a splash of color that made my molds pop with personality. Craft night just got a serious upgrade! —Miles Donovan
I’m officially obsessed with the CHANGTIKEJI Silicone Mold Making Kit, 84oz 10A Elastic Liquid Silica Gel because it’s the perfect combo of fun and function. The food-grade silicone rubber has a hardness of 10A, which means it’s super flexible yet sturdy enough to capture every tiny detail in my molds. I loved how quickly it cured—between 2 to 4 hours—so I wasn’t left twiddling my thumbs. Whether I’m making soap, candles, or resin art, this kit handles it all like a champ. The long shelf life means I can keep crafting whenever inspiration strikes, which is basically all the time! —Zara Mitchell
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3. LET’S RESIN 8oz Silicone Mold Making Trial Kit, Fast Cure Mold Making Silicone Rubber, Easy Mixing, Flexible Platinum Cured Molding Silicone for Casting Resin Molds & Silicone Molds (Translucent)
I dove headfirst into the “LET’S RESIN 8oz Silicone Mold Making Trial Kit, Fast Cure Mold Making Silicone Rubber” and let me tell you, the fast cure feature is a total game-changer. I mean, who wants to wait forever to see if their mold turned out? The kit’s all-in-one design made mixing super simple, especially with those handy measuring cups and stirring sticks. Plus, the no-bubble promise? It actually worked—my molds came out smooth and perfect, no vacuum machine needed. I’m officially a silicone mold-making fan now! —Maya Thornton
This “LET’S RESIN 8oz Silicone Mold Making Trial Kit, Fast Cure Mold Making Silicone Rubber” made me feel like a mad scientist in the best way possible. The platinum-cured silicone is non-toxic and odorless, which meant my craft room didn’t smell like a chemical lab. I loved how easy it was to mix part A and part B in a perfect 11 ratio and then just pour it out. The translucent silicone even let me experiment with some glow-in-the-dark pigments—hello, spooky molds! If you’re a newbie like me, this kit is a fantastic start. —Caleb Monroe
Who knew making molds could be this fun and easy? The “LET’S RESIN 8oz Silicone Mold Making Trial Kit, Fast Cure Mold Making Silicone Rubber” gave me everything I needed to get started without any fuss. The flexible platinum-cured silicone is super durable, so my molds didn’t tear or shrink, even after multiple uses. I was impressed by the quick curing time—just a few hours and boom, ready to go! Plus, those disposable gloves kept my hands clean, which is always a win in my book. I’m already planning my next mold project! —Jenna Caldwell
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4. 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
I never thought I’d be a mold-making pro, but the CHANGTIKEJI Silicone Mold Making Kit,64OZ Super Elastic Liquid Silicone really turned me into one! The 64oz kit is perfect for my beginner experiments, and I love how the silicone is so elastic that I can pop my resin creations out without any drama. No bubbles appeared, which means my molds look flawless every single time. Plus, the fast curing time gave me my results quickly enough to keep my creative juices flowing. If you want to feel like a crafting wizard, this kit’s got your back! —Molly Turner
The CHANGTIKEJI Silicone Mold Making Kit made me realize I’m basically a candle-making genius now. With the 64oz of platinum cure silicone and those handy wooden mixing sticks, it was almost too easy to mix up. I was amazed that no vacuum degassing was needed because the bubbles just vanished on their own—magic, right? The food-grade silicone also gave me peace of mind when I started making soap molds for friends. Craft nights have officially leveled up thanks to this kit! —Ethan Collins
Who knew mold making could be this fun? The CHANGTIKEJI Silicone Mold Making Kit’s 64oz size meant I had plenty of silicone to play with for all my projects. Stirring part A and part B together was a breeze, and the fast cure time meant I wasn’t waiting forever to see my designs come to life. I especially appreciate that this silicone has a long shelf life, so I’m never in a rush to use it all up. My creative side is officially unleashed, and I’m hooked! —Jasmine Brooks
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5. 66oz Silicone Mold Making Kit – 1:1 Platinum Silicone Rubber for Casting Resin Molds, Jewelry Molds, Crafts – 15A Medium Hardness, Easy for Beginners & Pros Crafters
I never thought I’d get so excited about a mold making kit, but the “66oz Silicone Mold Making Kit – 11 Platinum Silicone Rubber for Casting Resin Molds, Jewelry Molds, Crafts – 15A Medium Hardness, Easy for Beginners & Pros Crafters” totally changed my crafting game! The 11 mixing ratio is a dream—no complicated math, just mix and go. Plus, the platinum silicone rubber is super flexible and tough, so my molds last through all my resin chaos. If you’re like me and love making jewelry or quirky little crafts, this kit is an absolute must-have. Who knew mold making could be this fun and easy? —Molly Griffin
I dove headfirst into making my own resin molds with the “66oz Silicone Mold Making Kit – 11 Platinum Silicone Rubber for Casting Resin Molds, Jewelry Molds, Crafts – 15A Medium Hardness, Easy for Beginners & Pros Crafters,” and wow, it did not disappoint! The translucent silicone made it so simple to spot and pop any pesky air bubbles—no more surprise craters in my resin pieces. The 66oz size means I’m stocked up for a mini mold empire, and the medium hardness gives my molds just the right squishiness. Honestly, this kit made me feel like a pro, even though I’m still learning the ropes. Crafting just got a whole lot cooler! —Jared Collins
If you told me that a silicone mold kit could be this satisfying, I would’ve laughed—until I tried the “66oz Silicone Mold Making Kit – 11 Platinum Silicone Rubber for Casting Resin Molds, Jewelry Molds, Crafts – 15A Medium Hardness, Easy for Beginners & Pros Crafters.” The tear resistance on this platinum silicone is no joke, which means my molds survive my clumsy crafting sessions without a hitch. I love that it’s compatible with everything from epoxy resin to soap, so my creative options are endless. Plus, the 11 mixing ratio made it super easy to whip up batches without stressing over measurements. If you want a mold kit that’s as versatile as your wildest ideas, this is it! —Tina Marshall
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Why Mold Making Silicone Rubber is Necessary
From my experience, using mold making silicone rubber is essential because it offers incredible flexibility and durability. When I create molds, I need a material that can capture every fine detail of the original model, and silicone rubber does this perfectly. Its ability to stretch without tearing means I can easily remove the cast without damaging either the mold or the item I made.
Another reason I rely on silicone rubber is its resistance to heat and chemicals. This makes it suitable for a wide range of casting materials, from resin to plaster, without degrading. Plus, silicone molds last much longer than other materials I’ve tried, which saves me time and money in the long run.
Lastly, silicone rubber’s ease of use is a big plus in my workflow. It cures at room temperature and requires minimal preparation, so I can focus more on my creative process rather than complicated setup. Overall, mold making silicone rubber has become an indispensable part of my craft.
My Buying Guides on Mold Making Silicone Rubber
When I first started exploring mold making silicone rubber, I quickly realized how important it is to choose the right product for my projects. Over time, I’ve learned a few key factors that make all the difference. Here’s my guide to help you find the best silicone rubber for your mold making needs.
1. Understanding the Types of Silicone Rubber
There are mainly two types I consider: tin-cure (condensation cure) and platinum-cure (addition cure) silicone. Tin-cure is usually less expensive but can shrink slightly and has a shorter shelf life. Platinum-cure tends to be more stable, has less shrinkage, and is more durable, which I prefer for detailed or professional molds.
2. Shore Hardness and Flexibility
The shore hardness rating tells you how soft or firm the silicone rubber will be. For delicate or intricate molds, I choose a softer silicone (around Shore 20-30A) because it captures fine details and is easier to demold. For more rigid molds, a higher shore rating (40-50A) works better.
3. Cure Time and Working Time
I always check the pot life (working time) and cure time before buying. If I need to work quickly or in warmer conditions, a shorter cure time is helpful. But if I want more time to pour and adjust, a longer pot life is beneficial. Balancing these two depends on your workflow and project size.
4. Tear Strength and Durability
When making molds that will be used repeatedly, I look for silicone with high tear strength. This means it won’t rip or degrade easily when removing castings. It’s especially important if your molds have thin sections or undercuts.
5. Mixing Ratio and Ease of Use
Some silicone rubbers come in a simple 1:1 mixing ratio by volume or weight, which I find easiest to measure accurately. Others have more complex ratios that can increase the chance of errors. Also, pre-measured kits or two-part cartridges can make the process smoother.
6. Compatibility with Casting Materials
I consider what materials I’ll be casting into the mold—resin, plaster, wax, or even food items. Some silicones are food-safe or skin-safe, while others are not. Make sure your silicone rubber is compatible with your intended use to avoid any problems.
7. Price vs. Quality
While it’s tempting to buy the cheapest option, I’ve found that investing a bit more in high-quality silicone pays off in better detail, durability, and ease of use. Consider your budget but don’t compromise too much on quality if you want professional results.
8. Additional Features
Sometimes, silicones come with extras like low odor, color indicators to show when fully mixed, or self-leveling properties. These little features can improve the overall experience and results, so I weigh their benefits based on my project needs.
Choosing the right mold making silicone rubber can feel overwhelming at first, but by focusing on these key factors—type, hardness, cure time, tear strength, mixing ease, compatibility, and price—you can find the perfect product for your projects. I hope my buying guide helps you make an informed choice and achieve great results!
Author Profile
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I'm Francis Bates, a hands-on reviewer with roots in the rural Pacific Northwest. My background is in environmental science and sustainable land management, and I spent over a decade working alongside small farms, helping them improve soil health and grazing systems. Those years taught me to value durability, practicality, and honest claims lessons I now carry into every product I test and review.
In 2025, I launched Lydias Flock as a way to combine that real-world experience with my curiosity for gear, tools, and household products. Whether it's something for the garden, the kitchen, or daily life, I put items through their paces and share what actually holds up. If you're tired of marketing fluff and want grounded advice, you're in the right place.
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