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🔧 Fix it once, flex it forever — the ultimate silicone adhesive for pros!
Smooth-On SIL-Poxy™ is a translucent, one-component RTV silicone adhesive designed for strong, flexible bonding of silicone to silicone and other materials. It cures to a durable, weather-resistant seal that withstands moisture, UV exposure, and heat, making it ideal for professional repairs and creative applications in mold-making, prosthetics, and special effects. Compatible with all silicone types, it offers quick tack-up and long-lasting performance trusted by industry experts.
| ASIN | B00NGZHGFI |
| Best Sellers Rank | #4,956 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #14 in Silicone Adhesives |
| Brand | Smooth-On |
| Brand Name | Smooth-On |
| Color | Translucent |
| Compatible Material | Ceramic, Plastic, Rubber |
| Container Type | Tube |
| Customer Reviews | 4.4 out of 5 stars 1,563 Reviews |
| Full Cure Time | 24 hours |
| Item Form | Tube |
| Item Package Quantity | 1 |
| Item Weight | 9.07 g |
| Manufacturer | Smooth-On |
| Material | adhesive |
| Material Type | adhesive |
| Model | SILP |
| Number of Pieces | 1 |
| Other Special Features of the Product | One-component design and compatibility with various materials |
| Part Number | Silpoxy0.5oz |
| Special Feature | One-component design and compatibility with various materials |
| UPC | 821079113954 |
| Viscosity Level | Medium |
| Volume | 0.5 fluid ounces |
| Water Resistance Level | Water Resistant |
F**T
Appears to have worked well
The product I hoped for, at a price I could afford, available timely, in a modest quantity that I hoped for. The translucent product had a light, smooth consistency and went on easily with scant odor. A few hours after my first experience of the product, it is thus far performing about how I hoped. As applied, I estimate that it might be slightly more rigid than the thin silicone substrate I mended. The adhesive tacked up in about 5 minutes and was durable to my light handling after about 20 minutes. Subjectively, I’m not sure if you would say the adhesive dried clear, or if you would continue to call it somewhat translucent; perhaps in between. Application technique may have some impact on perception of that.
A**S
The Gold Standard for Silicone Repairs – Strong, Flexible Bond That Actually Works
Smooth-On SIL-Poxy is easily one of the best adhesives available for repairing silicone. If you're working with silicone props, FX pieces, or wearable silicone items, this is essentially the industry standard. I used it to repair a large tear in the mouth area of a silicone FX mask, and the bond held extremely well once cured. The repair blended nicely and restored the integrity of the material. I also used it to fix a couple of small rips in a silicone bodysuit that occurred from putting it on and taking it off, and it handled those repairs without any issues. The adhesive cures quickly, forms a strong, flexible bond, and is specifically designed for silicone-to-silicone repairs, which most standard glues simply cannot handle. It does require a bit of patience and precision during application since silicone adhesives can be messy if overapplied, but once you get the hang of it, it works incredibly well. Overall, this is the gold standard for silicone repair products. If you need to fix silicone masks, props, or wearable silicone pieces, SIL-Poxy is one of the most reliable options available.
H**E
Great product, Worked Ahmazing, TY
Bought my daughter her most expensive yet, Full silicone babydoll. She had it over a year, takes very good care of her. We had a party a bit ago and some other kids were throwing her all over, back n forth, etc playing. Not realizing that even though she was soft, she could still be "broken" or "ripped". I took her away and later we accessed the damage. She had a huge rip across her neck, under each arm and each leg. In essence, we had to make sure that we kept her limbs and head from seperating. I did some research, this silpox came highly recommended so followed the directions in two stages due to depth of the tears by the third day we had smoothed it overand let her set one more time. She is about as close to new as she can get after that, I tugged a lil on each area, no stress so far. Ty for this product! It stinks horribly when its activating with the silicone but the ending result is Ahhhmazing. So grateful. :) If you need it, dont hesitate but follow steps to a T.
J**.
Adhesion Depends on Type of Silicone
I tested this using 2 different types of flexible o-rings. One was black and the other clear. While the black is flexible, the clear one has more flexibility to it. This Sil-poxy worked very well on the black one. After fully curing I put a good bit of stress pulling and flexing that ring. (This manufacturer's website by the way says to fully cure/dry 24 hours rather than the 12 minutes the tube says.) The clear ring, however, did not hold at all. It seemed a little sticky before fully curing so I had high hopes, but after fully drying it simply fell right apart and the cured sil-poxy slid right off it. I tried this a few times, even trying to first clean/abrase the clear one with alcohol, then tried heat, and even tried treating it first with sliicone lubricant known to "melt" these. Nothing worked -- this sil-poxy just slips right off the clear one. So bottom line, it works well for some but not all types of silicone.
A**A
Amazing
I bought to reattach a silicone doll arm for my kids, it works amazingly. Takes a long time to set up but it has had several months of play since reattaching and no problems, the arm actually started to tear above the repair. This would also be great for someone with prosthetics that have silicone lining!
P**R
Expensive but works great!
I had couple of holes in my Silicon Neck Seal on my Drysuit, nothing would work to patch the holes until I came across this Adhesive. It is expensive for 0.5/oz but I ended up using only few drops to repair the hole and it saved me $130 on a new Neck Seal. The Adhesive will glue Rubber to Silicon which is what I did to patch up the small hole, it cures pretty fast like about 12 - 15 min, however to be safe I left it cure 24 hours before I put it to test. You can get a larger tube of 2oz from another supplier but unless you have clear need for large amount, I think the 0.5oz is good enough and not wait for it to dry out. I am storing this in my Freezer with my other adhesive and thawing it out in warm water if I need to use it again.
S**W
Didn't work for my squishies!
I tried fixing some popped squishes with this but it didn't adhere I guess for some reason. It peels off. A bit disappointing since it was so expensive.
D**P
Strong bond and easy to dispense
I purchased this adhesive to avoid replacing the silicone band on my Garmin exercise tracker. Two slots were damaged. A crosspiece between slots had torn off on one side and the side of the slot below it had begun to tear. I printed an instruction sheet from the website, cleaned the area to be bonded as directed and let it dry before attempting the bond while my tracker was charging, ensuring that the bonded areas were tight for a minute and then putting the repaired band on my wrist utilizing a looser slot after the tracker finished charging. I should have let it cure for 24 hours as directed, but both bonds held with no problems weeks later. Since the manufacturer highlighted that the adhesive in the tube would dry very quickly once exposed to the air, I used a small screwdriver head to dip out the quantity I needed and immediately close the tube. This method seemed to prevent any issues with the glue the next time I used it. It seems to work better than advertised and I can't ask for better than that.
ع**ه
فاشل
فاشل
M**B
Does not bond rubber as described
I bought this product expecting it to bond rubber as the description claims, but it doesn’t work at all. I tried it on several rubber surfaces, and there was no adhesion whatsoever. Very disappointing and misleading — it’s not suitable for rubber, despite what the listing says.
C**S
no cumple con lo que ofrece
no me sirvio para pegar silicon, que es para lo que lo queria
Trustpilot
4 days ago
3 weeks ago