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Why Are Nails Always the Culprits of Flat Tires?

1 Answers

Pauline

07/29/25 8:49pm

Rubber has a certain degree of tolerance. When the pointed tip of a nail comes into contact with a moving tire, the impact and load can cause the rubber to be instantly punctured. Many people don't pay attention to objects lying flat on the ground, and a small portion of them happen to have their sharp ends pointing upward. As soon as the wheel rolls over them, a puncture occurs. Some objects lie flat and aren't punctured by the front wheel, but due to the dynamic force of the vehicle's movement, they may flip to a sharp-up position just in time for the rear wheel to run over them. Below are relevant details: 1. Tire Material: The surface of a tire is made of rubber, which is not an absolutely rigid material. 2. Tire Load-Bearing: The weight of the vehicle and passengers is distributed across four tires, meaning each tire bears a significant load. Imagine a freely rolling tire passing over a nail with no load—it would be very difficult for the nail to puncture the tire. 3. Cause of Puncture: Rubber has a certain degree of tolerance. When the pointed tip of a nail comes into contact with a moving tire, the impact and load can cause the rubber to be instantly punctured.

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