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tire repair

Posted: Sat Jan 28, 2023 6:17 am
by thebuildist
My understanding of tires is that a hole or cut can't actually be repaired.

If a hole is small enough, you can put in a tube, so that the tube holds air instead of the tire.
If the hole is small-ish and located in the heavily cord-reinforced tread area, then you can put a plug in it.

But I think I've learned something new, something that greatly expands the repairability of tires. Low speed tires, anyway.

I watched this video: https://www.youtube.com/watch?v=JC_Kf7WSa1M which demonstrates this product:
https://www.amazon.com/dp/B072Q9DBB5

That glue appears to join rubber so well that the glue joint is stronger than the rubber itself. That means that, if you're careful to consider and compensate for cord damage to the tire, that almost any puncture or tear (less than... about 5 inches?) can be repaired.

That seems like a great tool to have in my arsenal. So I've ordered a bottle, and I intend to try it next time I need it.

I not nearly confident enough that I'd try it on a passenger car right now. But I'll happily try it out on a tractor.

Am I the only one that didn't know about this?

Bob

Re: tire repair

Posted: Sat Jan 28, 2023 8:02 am
by propane1
Never knew about that product. I could have used that on a repair a few years ago.

Noel

Re: tire repair

Posted: Sat Jan 28, 2023 8:28 am
by Eugen
Bob, I hate to be a party popper but is this any different than krazy glue? I have doubts it works well. Hope I am wrong.

Well, looking at reviews I am impressed. My previous experience with krazy glue was not very good. Maybe this is not the same thing. Looking forward to your impression.

Re: tire repair

Posted: Sat Jan 28, 2023 10:23 am
by RoamingGnome
That's interesting, seems like a good fix for off highway tires - I wonder though how that glue compares to the "rubber cement" you find in kits to patch inner tubes - I'm also wondering if one of those tube patches could be stuck on the outside of a tire for an emergency repair? ...or maybe fancy glue + tube patch? https://www.princessauto.com/en/17-pc-t ... 0008552267

Re: tire repair

Posted: Sat Jan 28, 2023 11:23 am
by propane1
In the video he rubs his finger right in it. I thought while watching his finger was gunna be stuck to the tire. But it didn’t at all, so it must be different than crazy glue.

Noel

Re: tire repair

Posted: Sat Jan 28, 2023 11:26 am
by JSinMO
@thebuildist it seems you and I have been watching similar stuff on YouTube, I just watched that video last week! I have never used that glue, but it looks like it would work. I don’t know if I would trust any sidewall patch without a tube, but if it seals…..
I’ve always made the patch inside the tire. On bigger sidewalk cuts I’ve used old mudflaps, pieces of tires laid in and then a tube and it’s worked well. On my 648 one of the front tires has a rotten ring that won’t seal around the tire. Since it’s bias ply I just added a tube and it works fine. I’ll be looking forward to you findings when you get a chance to use the glue.

Re: tire repair

Posted: Sat Jan 28, 2023 12:11 pm
by Jancoe
In the rv repair business, slide out rubber swipe seals are joined together in the corners with super glue. Stronger than the rubber around it. Seam the same. Often destroy the rubber trying to separate then for service.

Sent from my SM-S906U using Tapatalk


Re: tire repair

Posted: Sat Jan 28, 2023 5:41 pm
by Eugen
What I don't understand is how this works. Super glue hardens like stone. So how does it hold on rubber which is changing shape as you fill up the tire with air? Obviously it works, people say so, it's kind of a miracle to me. :)

Re: tire repair

Posted: Sat Jan 28, 2023 6:28 pm
by thebuildist
The thing that convinced me is when he just glued two random pieces of rubber together and then ripped them apart with pliers and it split the rubber rather than split the glue joint.

To me, that's the gold standard. I don't see how you could fake that. And if it really works like that I don't see how it could fail to work for what you need!

Bob

Re: tire repair

Posted: Sat Jan 28, 2023 6:36 pm
by thebuildist
Okay, I received this glue today. And having taken the lid off and sniffed it, it's clearly some kind of cyanoacrylate. I presume that it's formulated in such a way to be... Effective on rubber? Maybe it's a certain way that it sets or a flexibility or something? I can't say. For the amount that I got for 12 bucks, it's not outrageously expensive. A little more than other CA glues but not way more.

Which is a long way of saying that if it really is as good on rubber as the video makes it appear then I think it'll be worth the 12 bucks. I can't wait to find out.

Bob