Slime tube sealant, has anyone tried tube sealant on small inner tubes?

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  • Although you've got to remember that Stans solution will not seal instantly in colder temps like today.

    Had some stans in a pair of (tubed) CX training wheels that I used on a road ride last Saturday. It was cold. I punctured. Sealant did not work so just replaced the tube. Popped the tube with the sealant into my jersey pocket. When I got home, it had sealed nicely. I'm wondering if had it been a few degrees warmer I'd have been fine?

  • I have some inner tubes with slime pre-filled.

    Not had a puncture in them yet but I don't know whether it's down to the inner tubes or the Marathon tyres.

    I do find that if I haven't pumped them up for a while then I need to use pliers to undo the valve as the green stuff has gunked it up. It occasionally squirts green stuff out as you attach/pull off the pump too.

  • If you have slime in a tube and you're letting air out of it or pumping it up, make sure the valve is at 3 o'clock or 9 o'clock otherwise, as Aggi mentions, you can get the slime trying to escape through the valve and clogging it up. It's easy to clear out (just remove the valve core) but still a pain in the rear.

  • That is quite compelling

    I agree, also quite glad my wheel is tubeless compatible so I can run those.

    Think I'll do that when I have enough puncture on my current tyres.

  • Debating putting Stans in my tubs

  • Wait till they puncture then use it as a way of patching them - obviously not practical by the roadside though like pitstop. I wouldn't add it before they puncture because the high pressures forces a lot of the sealant out when you do puncture, and it may stop you from using pitstop if the stans won't work immediately as in the case I documented above.

  • final conclusion on slime sealant- the final straw! of 2 out of 3 of the tubes I had to make little incisons to add the slime, have now completely failed the unusual thing is they seem to hold up to about 100psi and then the slime itself seems to remove the repair patch, it then becomes impossible to do a traditional repair so , the slime itself seems to work its way through the traditional patch, my advice,

    DON'T bother if you have to make an incision in the tube

    as a result I now have to replace 2 good inner tubes (700x23) I suffered this misery so you don't!

  • Silly question maybe, but are some inner tubes a great deal different to others? I am aware that you can pay loads to get lighter tubes, and that if latex they will need inflating before every ride, but I'm talking 15mile commute twice a day so no real concerns about weight....

  • I've had some success with the little pressurised tyre sealants that you apply after a puncture. They pump the tyre up as well, though not that hard. It was a life saver in the middle of Epping forest on a cold rainy day. I discard the tube afterwards, but I don't know if that is necessary. Marathon Plus tyres are the solution though. Especially for a heavy rider like me.

  • Been experimenting with just cutting some inner tubes without removable cores, dumping in Stan's fluid from the little bottles with the needle nose and patching the hole closed again. Makes my latex tubes behave like butyl for air loss and no punctures for months. Also sorted out a latex tube with a slow puncture I couldn't locate so £9 saved

  • You can inject it through the valve if you have a special tube and a syringe.

  • I have said special syringe, plus tube- free if you want it Adoubletap?

    It doesn't work for my application.

  • to dredge this thread for a slightly different question....

    I've got a bunch of dead inner tubes sitting around in my flat that have falling victim to the same tiny piece of flint that was stuck in my (rear, of course) tire. Finally extracted the sucker tonight with a pair of tweezers.

    Does anyone actually repair tubes any more? At £5 a pop for new ones it's pretty irritating. And I find it difficult to bring myself to spend £25 bulk buying them, even though I know it makes sense...

  • Always repair if you can. Do a proper job though, not those 'get you home' style pre-glued patches.

  • After cutting a few tubes I found a post on a forum that advised you can actually force the knurled bit of an inner tube core off using pliers and then push the core all the way back into the tube and just dump sealant in.

    Then push core back into place and wind the knurled end back into place.

  • .

  • Why do you need sealant on track?

  • Ok so if I'm repairing, what is the best patch etc to use? I confess to having tried and failed with them in the past...

    Something like this? http://www.wiggle.co.uk/park-tools-vp1-vulcanising-patch-kit/

    Or glueless patches for less of a faff? http://www.wiggle.co.uk/park-tools-puncture-kit-with-tyre-levers/

  • Or glueless patches for having them fall off after 5 minutes?

    FTFY.

    Real patches will last much better. Spend as much as you can on patches and glue too, puncture repair kits from the pound shop will work as poorly as you might expect.

    If you're doing it at home and don't need the little bit of sandpaper and the crayon and to have it all wrapped up in a little tub as you would if taking it all with you then it's probably worthwhile buying a big pack of ½ decent patches and a larger tube of glue too.

  • I use these(dif size dif bikes).

    http://www.decathlon.co.uk/bike-inner-tube-700x18-25-36mm-valve-presta-id_8302915.html
    http://www.ebay.co.uk/itm/331134131916?_trksid=p2060778.m2749.l2649&var=540349198979&ssPageName=STRK%3AMEBIDX%3AIT

    You can put slime into prestas. I haven't as reading online it seemed to say/show that a pinch flat is too much for slime and the result is a pinch flat with a green explosion everywhere.

    https://www.youtube.com/watch?v=BnbLI_tLpLs

    If I'm going to patch in a hurry then it's when I can see+remove the bit of glass in my tyre and stick on one of the instant patches without fully removing the wheel+tyre. If the wheel comes off the I swap the tube and repair at home/later.

    If it's mostly pinch flats, velox rim tape.

  • Ok so if I'm repairing, what is the best patch etc to use?

    Rema Tip-Top all day long

  • Oh yes, that was the video the post was referring to.

  • nice - will get some Rema stuff and see how it goes!

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Slime tube sealant, has anyone tried tube sealant on small inner tubes?

Posted by Avatar for raith_rusty_cog @raith_rusty_cog

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