Tyre Question

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Hi
I went on a ride yesterday, (got soaked too :smile: mainly on country roads. 1/4 of a mile away from home I felt that the back wheel was 'low' but no entirely flat, so I carried on riding till I got home and when I inspected the tyre it appears not only just to have a puncture but it has a lot of tiny cuts that when squeezed little debris came out. I dont really know if they have been there and only noticed now that I had a puncture, or if I rolled the tyre on so much crap to cause the damage all at once.
Now Im not sure if I need a whole new tyre or just to replace the inner tube is enough. I appreciate that without seeing the tyre is difficult to give advice, but if you have experienced the same, know what I am talking about I'd be grateful to get some advice.

thanks :thumbsup:
 
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xxmimixx

xxmimixx

Senior Member
ok 44 views no answer I must have asked a despicably stupid question :wacko:
 

Angelfishsolo

A Velocipedian
Hi
I went on a ride yesterday, (got soaked too :smile: mainly on country roads. 1/4 of a mile away from home I felt that the back wheel was 'low' but no entirely flat, so I carried on riding till I got home and when I inspected the tyre it appears not only just to have a puncture but it has a lot of tiny cuts that when squeezed little debris came out. I dont really know if they have been there and only noticed now that I had a puncture, or if I rolled the tyre on so much crap to cause the damage all at once.
Now Im not sure if I need a whole new tyre or just to replace the inner tube is enough. I appreciate that without seeing the tyre is difficult to give advice, but if you have experienced the same, know what I am talking about I'd be grateful to get some advice.

thanks :thumbsup:
Try a new innertube and see how you get on. Tyres will collect debris most will not penetrate the tyre and reach the tube. Look where the current tube is punctured and make a note. If the new tube goes in the same place either there is still something in the tyre or the tyre is fubar'd.
Good luck.
 

wheres_my_beard

Über Member
Location
Norwich
Your tyre will have picked up all sorts of tiny slices and foreign objects on your rides, some will fall out leaving a tiny cut, where other things can get in, others will lodge themselves in the deeper parts of your tread. Some will be big enough to go straight through when you roll over them.

Check your tyres regularly for gashes, cuts and things sticking into the tread, and dislodge anything that shouldn't be there with a small headed screwdriver or a finger nail.

When I change an inner tube, I always visually check the out side of the tyre and run my finger slowly and carefully around the inside to see if anything is poking through, this can help cut down time searching for tiny punctures, as you can match the location with where the hole will be.
 
D

Deleted member 1258

Guest
Its a very good idea to check tyres once a week, start at the valve and work your way round looking for debris or cuts in the tyre and carefully check the cuts for debris. The small cuts in your tyre have probably accumulated over several weeks. When you change or repair the inner tube carefully check the inside of the tyre for anything that's found its way through the tyre.
 

Canrider

Guru
What brand of tyre are we talking about?
The myriad little cuts--are they just in the outer tyre, or in the innertube as well.
The 'debris coming out', is this debris collected inside the tyre casing between casing and innertube, or just chunks of debris falling directly out of the previously-mentioned little cuts?

Replace the innertube, making sure you've swept out the interior of the tyre casing to make sure there aren't any little crumbs of glass or whatever 'debris' in there that'll just repuncture when your next go out. Run your fingers along the entire interior of the tyre casing to make sure there isn't anything embedded in the casing and sticking through that's liable to cause a puncture.

Wet conditions, some tyres pick up more road debris they otherwise wouldn't. I had some lovely Schwalbe tyres once that were excellent in summer but in winter they vacuumed up every crumb of glass on the road and held onto them until the crumbs were forced through the casing and punctured the 'tube. Swapped to a thicker tyre (Bontrager Hard Cases in this instance) and never had that problem again.
 
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xxmimixx

xxmimixx

Senior Member
Wet conditions, some tyres pick up more road debris they otherwise wouldn't.

This is the first puncture on this tyre in 500+miles but now you say this, it was the first time I rode 40miles under the rain!! And it started to deflate so close to home, that was lucky :tongue:

Thanks for the advice I have learnt something new as a result!
 

wheres_my_beard

Über Member
Location
Norwich
A top tip my Dad passed on to me, was when you eventually find the tiny wee hole thats let your tyre down make it big enough to see easily as you will lose it when you look for your abrasive pad, or your patch, or glue.

Use something pointy to enlarge the hole, obviously taking care not to push it through the other side of the tube.
 
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