Discussion:
Repairable puncture??
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Fredxx
2023-04-06 00:52:45 UTC
Permalink
A tyre nicely collected part of a hinge causing a narrow cut some 20mm
long in a tyre. The cut is a nominal 45 degrees diagonal to the tyre
axis but close to the centre.

I'm presuming such a long cut would render it unrepairable.

This is a pretty new tyre for a 4x4 so wondering what the criteria is
for when a puncture is repairable.
Brian
2023-04-09 10:43:37 UTC
Permalink
Post by Fredxx
A tyre nicely collected part of a hinge causing a narrow cut some 20mm
long in a tyre. The cut is a nominal 45 degrees diagonal to the tyre
axis but close to the centre.
I'm presuming such a long cut would render it unrepairable.
This is a pretty new tyre for a 4x4 so wondering what the criteria is
for when a puncture is repairable.
I don’t claim to be an expert but if the ‘structure’ ( the ‘cords’) are ok,
ie it is just the ‘surface’ rubber you only have a small hole they can plug
and patch properly, you may be lucky.

I don’t cut ( no pun intended) corners with tyres but, a while back, I had
a puncture (glass) which I assumed would mean a new tyre. I use a small
independent chap and said as much when I took it in. He looked at it and
assured me it was safe to repair. The explanation above is what he told
me.

I suspect part of the logic is that the ‘surface’ rubber wears away. While
you can see a long cut now, it may not be deep, and after awhile, it will
appear to shrink was the tyre wears with use. The actual integrity of the
tyre isn’t compromised, at least not enough to be an issue.
Fredxx
2023-04-10 21:42:26 UTC
Permalink
Post by Brian
Post by Fredxx
A tyre nicely collected part of a hinge causing a narrow cut some 20mm
long in a tyre. The cut is a nominal 45 degrees diagonal to the tyre
axis but close to the centre.
I'm presuming such a long cut would render it unrepairable.
This is a pretty new tyre for a 4x4 so wondering what the criteria is
for when a puncture is repairable.
I don’t claim to be an expert but if the ‘structure’ ( the ‘cords’) are ok,
ie it is just the ‘surface’ rubber you only have a small hole they can plug
and patch properly, you may be lucky.
I don’t cut ( no pun intended) corners with tyres but, a while back, I had
a puncture (glass) which I assumed would mean a new tyre. I use a small
independent chap and said as much when I took it in. He looked at it and
assured me it was safe to repair. The explanation above is what he told
me.
I suspect part of the logic is that the ‘surface’ rubber wears away. While
you can see a long cut now, it may not be deep, and after awhile, it will
appear to shrink was the tyre wears with use. The actual integrity of the
tyre isn’t compromised, at least not enough to be an issue.
Sadly the hole accommodated a piece of metal 20mm wide x 1mm and the
extent of the cut will be the full depth of the tyre.

I feel I was very unlucky to have collected what was part of a hinge.
Fredxx
2023-04-10 23:12:59 UTC
Permalink
Post by Fredxx
Post by Brian
Post by Fredxx
A tyre nicely collected part of a hinge causing a narrow cut some 20mm
long in a tyre. The cut is a nominal 45 degrees diagonal to the tyre
axis but close to the centre.
I'm presuming such a long cut would render it unrepairable.
This is a pretty new tyre for a 4x4 so wondering what the criteria is
for when a puncture is repairable.
I don’t claim to be an expert but if the ‘structure’ ( the ‘cords’) are ok,
ie it is just the ‘surface’ rubber you only have a small hole they can plug
and patch properly, you may be lucky.
I don’t cut ( no pun intended) corners with tyres but, a while back, I had
a puncture (glass) which I assumed would mean a new tyre. I use a small
independent chap and said as much when I took it in. He looked at it and
assured me it was safe to repair.  The explanation above is what he told
me.
I suspect part of the logic is that the ‘surface’ rubber wears away. While
you can see a long cut now, it may not be deep, and after awhile, it will
appear to shrink was the tyre wears with use. The actual integrity of the
tyre isn’t compromised, at least not enough to be an issue.
Sadly the hole accommodated a piece of metal 20mm wide x 1mm and the
extent of the cut will be the full depth of the tread.
^^^^^^
Post by Fredxx
I feel I was very unlucky to have collected what was part of a hinge.
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