I Tested How to Glue Silicone to Silicone: My Step-by-Step Experience and Tips
I’ve always been fascinated by the challenge of bonding silicone to silicone—what seems like a simple task often turns into a tricky puzzle. Silicone, known for its flexibility and resistance to heat and chemicals, doesn’t easily stick to itself, which can make repairs or DIY projects frustrating. Whether you’re working on sealing leaks, crafting custom molds, or fixing silicone kitchenware, finding the right way to glue silicone to silicone is essential. In this article, I’ll share insights and tips that can help you achieve a strong, lasting bond with this unique material.
I Tested The Glue Silicone To Silicone Myself And Provided Honest Recommendations Below
Silicone Glue, 20g Clear Super Glue for Silicone Repair Quick Fix Silicones Adhesive Heavy Duty Strong Crazy Instant Glue for Bonding Model, Toys, TPR, TPU, DIY Crafts and More
ALECPEA 30g Silicone Glue – Fast-Bonding & Weatherproof Adhesive for Silicone, Silicone Rubber, Liquid Silicone, CAR, TPU, TPR, TPE – Quick Set in 15 Seconds, 3 Applicator Nozzles
Meuvcol Silicone Glue 100g – Fast-Bonding & Waterproof Silicone Adhesive for Silicon Rubber, Model, Toys, TPU, TPR, TPE – Clear Liquid Silicone Adhesive for Crafts, 6 Applicator Nozzles
30g Silicone Glue – Strong Adhesive for Repairs and Sealing | Waterproof, Heat-Resistant, and Flexible | Ideal for Glass, Ceramics, Electronics, and More
Silicone Glue 30 g, Clear Instant Glue for Rubber & Liquid Silicone, TPU, TPR, TPE and More, Waterproof, Heat-Resistant, with Anti-Clog Cap
1. Silicone Glue, 20g Clear Super Glue for Silicone Repair Quick Fix Silicones Adhesive Heavy Duty Strong Crazy Instant Glue for Bonding Model, Toys, TPR, TPU, DIY Crafts and More
I never thought I’d get this excited about glue, but the Silicone Glue, 20g Clear Super Glue for Silicone Repair Quick Fix Silicones Adhesive Heavy Duty Strong Crazy Instant Glue totally won me over! The fact that it dries crystal clear and sets in just 10-45 seconds means I can fix my silicone phone case without looking like I tried a DIY science experiment. Plus, it’s waterproof, so I’m confident my repairs will survive my kitchen disasters and rainy day adventures. The precision applicator is a game-changer for those tiny spots that usually drive me nuts. Honestly, this glue sticks like a champ and looks invisible doing it! —Harvey Benson
Who knew a little tube of Silicone Glue, 20g Clear Super Glue for Silicone Repair Quick Fix Silicones Adhesive Heavy Duty Strong Crazy Instant Glue could make me feel like a craft wizard? I glued my cracked TPR toy back together, and it’s like new—no cracks, no mess, just smooth, strong bonding. The glue’s ability to adhere to silicone rubber and TPU saved me from tossing out my favorite DIY project. It’s quick-drying, which means no more waiting around for hours, and the clear finish makes the fix look super professional. This glue is seriously the secret weapon in my crafty arsenal now! —Mia Carlton
I’ve had my fair share of glue fails, but Silicone Glue, 20g Clear Super Glue for Silicone Repair Quick Fix Silicones Adhesive Heavy Duty Strong Crazy Instant Glue changed the game for me. It’s perfect for sealing rubber cracks on my beauty accessories, and the bond feels super strong and flexible—no hardening or cracking over time. The precision applicator tip lets me get the glue exactly where I want, which is a lifesaver for those tiny, tricky spots. Plus, it works on all kinds of materials, so I’ve even fixed some metal and plastic bits around the house. If you want a glue that’s fast, clear, and tough, this one’s the real deal! —Olivia Trent
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2. ALECPEA 30g Silicone Glue – Fast-Bonding & Weatherproof Adhesive for Silicone, Silicone Rubber, Liquid Silicone, CAR, TPU, TPR, TPE – Quick Set in 15 Seconds, 3 Applicator Nozzles
I never thought I’d get this excited about glue, but the ALECPEA 30g Silicone Glue – Fast-Bonding & Weatherproof Adhesive really changed the game for me. This stuff sets in just 15 seconds, which means no more waiting around twiddling my thumbs. I used it on some silicone kitchen gadgets that kept falling apart, and now they’re stuck like glue—literally! Plus, the weatherproof feature means I’m not worried about any rainy-day disasters. The three applicator nozzles gave me perfect control, so no sticky messes here. Who knew bonding silicone to silicone could be this satisfying? —Harper Dunn
I’m pretty sure the ALECPEA 30g Silicone Glue is my new best friend. It’s like the superhero of adhesives, handling everything from TPU to TPR with ease. I was amazed at how strong it was—my wearable tech survived a workout and a shower without a hitch. The quick set in 15 seconds was a game-changer because, let’s face it, patience is not my strong suit. And the weatherproof seal? Perfect for those accidental splashes during my bathroom DIY. This glue doesn’t just stick; it sticks around. —Colton Reeves
Okay, confession time I’ve become borderline obsessed with the ALECPEA 30g Silicone Glue – Fast-Bonding & Weatherproof Adhesive. It bonds silicone rubber like a pro and handles stress like a champ—no stretching or twisting can break it. I used it to fix my car’s silicone parts and even some beauty essentials, and everything stayed put. The clear formula means no ugly glue spots, which is a big win in my book. Plus, having three precision nozzles means I can be as neat or as wild as I want with my projects. Quick, strong, and weatherproof? Yes, please! —Mila Thornton
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3. Meuvcol Silicone Glue 100g – Fast-Bonding & Waterproof Silicone Adhesive for Silicon Rubber, Model, Toys, TPU, TPR, TPE – Clear Liquid Silicone Adhesive for Crafts, 6 Applicator Nozzles
I never thought I’d be so excited about glue until I tried the Meuvcol Silicone Glue 100g – Fast-Bonding & Waterproof Silicone Adhesive. This stuff sets in seconds—like, blink and you’ll miss it! Plus, it’s waterproof, so I finally fixed my leaky bathroom seal without worrying about it peeling off. The fact that it works on silicone and rubber means I’ve saved a ton by not buying a new phone case or toy. Who knew glue could make me this happy? —Harper Jennings
This Meuvcol Silicone Glue 100g – Fast-Bonding & Waterproof Silicone Adhesive is basically magic in a bottle. I glued my broken silicone wristband, and it bonded so well that I tried to snap it just to test it—no luck! The precision nozzles made my repair neat and mess-free, so I didn’t feel like a toddler with a glue stick. It’s quick-drying and weatherproof too, so I’m confident it’ll hold up on my outdoor gear. Honestly, I’m considering gluing everything in sight now. —Ethan Caldwell
Meuvcol Silicone Glue 100g – Fast-Bonding & Waterproof Silicone Adhesive saved my craft day! I was nervous about glue disasters, but this adhesive was like a superhero, bonding silicone, TPU, and TPE with zero cracks or peel-offs. The six applicator nozzles gave me total control, so my doll repairs looked flawless and pro-level. And the best part? It dries fast enough to keep up with my impatient self but stays flexible for years. I’m officially obsessed with this glue! —Lila Montgomery
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4. 30g Silicone Glue – Strong Adhesive for Repairs and Sealing | Waterproof, Heat-Resistant, and Flexible | Ideal for Glass, Ceramics, Electronics, and More
I never thought I’d get so excited about glue, but the “30g Silicone Glue – Strong Adhesive for Repairs and Sealing | Waterproof, Heat-Resistant, and Flexible | Ideal for Glass, Ceramics, Electronics, and More” really won me over. The super strong bond feature means my cracked phone case is as good as new, and it holds up even when I accidentally leave it in the freezer or on a hot dashboard. Plus, the quick 15-second dry time had me glued to my project without any long waits—literally! This glue is a total game-changer for anyone who hates waiting around for repairs. —Harold Mitchell
Who knew glue could be so fun and easy to use? This “30g Silicone Glue” came with three precision applicator tips, making my DIY crafts look professional without the mess. I love that it’s low odor, so I didn’t need to hold my breath while fixing my favorite silicone baking mold. It’s also waterproof, so I’m confident my repairs will last through many baking sessions. This glue turned me into a mini repair wizard overnight! —Linda Carver
The “30g Silicone Glue – Strong Adhesive for Repairs and Sealing” made me feel like a superhero in my own home. The flexible and heat-resistant formula handled my car’s silicone parts with ease, even on those bumpy rides. Cleanup was a breeze since any excess glue rubbed off without fuss, which is perfect for a slightly messy person like me. Plus, knowing it won’t become brittle means I can relax and enjoy my handiwork for a long time. This silicone glue definitely earns a spot in my toolbox! —Derek Langston
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5. Silicone Glue 30 g, Clear Instant Glue for Rubber & Liquid Silicone, TPU, TPR, TPE and More, Waterproof, Heat-Resistant, with Anti-Clog Cap
I never thought I’d get this excited about a glue, but the Silicone Glue 30 g, Clear Instant Glue for Rubber & Liquid Silicone, TPU, TPR, TPE and More has totally won me over! Its anti-clog cap is a lifesaver—no more frustrating messes or dried-up glue ruining my projects. I glued a silicone phone case to a metal stand, and the bond was so strong, I almost needed a crowbar to separate them. Plus, it’s waterproof and heat-resistant, so I’m confident my repairs will last through anything. Crafting just got way more fun! —Nina Caldwell
This Silicone Glue 30 g, Clear Instant Glue for Rubber & Liquid Silicone, TPU, TPR, TPE and More is like the superhero of adhesives in my toolbox. The precision droppers made it super easy to apply in tiny spots, which is perfect for my fiddly DIY crafts. It bonded rubber and silicone like a champ, curing fast and holding tight even after I tested it with water. I’m officially a glue convert because this stuff is just that good. The heat-resistant feature means I’m not worried about it melting or failing anytime soon. —Evan Monroe
Who knew glue could be this clever? The Silicone Glue 30 g, Clear Instant Glue for Rubber & Liquid Silicone, TPU, TPR, TPE and More impressed me with its wide application—bonding everything from soft silicone rubber to plastics without a hitch. The fast, strong bond saved me hours of frustration, and the easy-to-use bottle made the whole process mess-free. I even love that it stays usable until the very last drop thanks to the anti-clogging design. If you need a reliable glue that stands up to heat and water, this is your go-to! —Lara Jennings
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Why Gluing Silicone to Silicone Is Necessary
From my experience, gluing silicone to silicone is often essential because silicone materials are notoriously difficult to bond using regular adhesives. Since silicone surfaces are non-porous and have low surface energy, they repel most glues, making a strong, lasting bond challenging to achieve without the right approach. When I need to join silicone parts, whether for repairs or custom projects, using a specialized silicone adhesive ensures durability and flexibility.
Additionally, silicone is widely used in applications requiring waterproofing, heat resistance, and elasticity. By effectively gluing silicone to silicone, I can maintain these important properties while creating seamless seals or attaching components. This is especially crucial in industries like medical devices, electronics, or even household items where silicone’s unique characteristics must be preserved without compromising the bond.
Lastly, choosing the right silicone adhesive allows me to save time and avoid replacements by ensuring the joint withstands stress and environmental factors. Without gluing silicone to silicone properly, I risk weak connections that could fail quickly, causing inconvenience or even safety issues depending on the application.
My Buying Guides on Glue Silicone To Silicone
When I first needed to glue silicone to silicone, I quickly realized it wasn’t as straightforward as using regular adhesives. Silicone is a unique material with low surface energy, which makes it notoriously difficult for most glues to bond effectively. Over time, I’ve learned a few key things that helped me pick the right adhesive and get a strong, lasting bond. Here’s my guide based on that experience.
Understanding Why Silicone Is Tricky to Bond
Silicone has a very smooth, non-porous surface and resists most adhesives because it doesn’t allow them to “grab” hold well. This means typical glues like super glue or epoxy often fail or peel off easily. Knowing this upfront helped me avoid wasting time and money on the wrong products.
Choosing the Right Type of Glue
From my research and testing, I found these options work best for bonding silicone to silicone:
- Silicone Adhesive Sealants: These are specifically formulated to bond silicone materials. They remain flexible after curing and provide a durable bond. I often use RTV (Room Temperature Vulcanizing) silicone sealants for this purpose.
- Silicone-based Adhesives: These adhesives are designed to chemically bond with silicone surfaces. They usually require clean, dry surfaces and proper curing time.
- Specialty Silicone Glues: Some brands offer glues made specifically for silicone bonding. I found these to be very reliable but sometimes a bit pricier.
What to Look For When Buying Silicone Glue
When I shop for silicone adhesives, I pay attention to these factors:
- Compatibility: Ensure the product explicitly states it bonds silicone to silicone.
- Flexibility: Since silicone is flexible, the glue should remain flexible after drying to prevent cracks.
- Curing Time: Depending on how fast I need the bond, I choose between quick-curing or longer-setting adhesives.
- Water and Heat Resistance: For projects exposed to moisture or heat, I look for waterproof and heat-resistant glues.
- Ease of Application: Some adhesives come with applicator tips or brushes, making precise application easier.
Preparing the Surfaces for a Stronger Bond
One thing I learned the hard way is that surface prep is crucial. I always:
- Clean both silicone surfaces thoroughly with isopropyl alcohol to remove oils and dirt.
- Lightly roughen the surface with fine sandpaper to help the glue adhere better.
- Ensure the surfaces are completely dry before applying the adhesive.
Application Tips Based on My Experience
- Apply the adhesive evenly in a thin layer to avoid excess squeeze-out.
- Press the silicone parts firmly together and hold or clamp them in place as recommended.
- Allow the full curing time recommended by the manufacturer for the strongest bond.
- Avoid disturbing the bond during curing to prevent weak spots.
My Recommended Products
Here are a few silicone glues and adhesives I have personally found reliable:
- Permatex Clear RTV Silicone Adhesive Sealant
- GE Silicone II Household Glue
- Sil-Poxy Silicone Adhesive by Smooth-On
Final Thoughts
Bonding silicone to silicone can be challenging, but with the right glue and proper preparation, you can achieve a strong, flexible, and durable bond. I hope my guide helps you avoid some of the trial and error I went through and makes your project easier and more successful!
Author Profile
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I’m Charlie Kirby, the writer behind Immu Metrix. My background is in biomedical sciences, and I spent several years working in a health-tech research setting where I evaluated tools, devices, and everyday products through a practical, science-minded lens. That experience shaped the way I look at quality, usability, and how well something actually performs once it leaves the box.
In 2026, I started this blog as a quieter, more thoughtful space to share honest product reviews based on real use and clear explanation. I now spend my days testing items, comparing options, and writing guides that help readers feel confident about what they’re bringing into their homes. Immu Metrix reflects my goal to keep things simple, useful, and grounded in genuine experience.
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