Thread: Exploding tubes
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Old 07-09-09 | 09:23 PM
  #7  
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moxfyre
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Joined: Oct 2004
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From: DC / Maryland suburbs

Bikes: Homebuilt tourer/commuter, modified-beyond-recognition 1990 Trek 1100, reasonably stock 2002-ish Gary Fisher Hoo Koo E Koo

Originally Posted by popsicleian
I had planned on going for a ride this morning before work, so last night I prepped the bike. I pumped up the tires (700 x 32 Ritchey Speedmaxes) to about 90 psi, which is what I usually do when I'm going to be riding on pavement. I got dressed in the morning and grabbed my bike to walk out the door and it appeared that the tube had completely exploded. there was about a 6-7 inch gash in the tube and part of the tire bead had been unseated. I can't see anything on the rim or tire that would have cut the tube, and the bike was just sitting in my den where nobody/nothing would have even touched it.

Is this a case of rubber fatigue? It kind of boggled my mind that the thing just exploded on its own.
It doesn't sound like you did anything to cause it. I've seen tubes just explode on the seams before. Was it on the seam that it broke?
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