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What are the methods for repairing car tires?

1 Answers

VonJames

07/30/25 4:00am

There are four methods for repairing car tires: plugging with rubber strips, cold patching with rubber sheets, mushroom nail repair, and using tire sealant. Car tires are one of the important components of a vehicle, directly in contact with the road surface. Together with the car suspension, they help to cushion the impact during driving, ensuring good ride comfort and smooth driving. Damaged car tires should be repaired as soon as possible. Plugging with rubber strips: A specialized awl is used to insert a glue-coated rubber strip into the damaged area of the tire, leaving part of it outside. Advantages: No need to separate the tire from the rim, no need for rebalancing, and quick repair. Disadvantages: The awl may enlarge the original hole when inserted, potentially causing slow leaks. The quality of the rubber strip also directly affects the repair quality. Cold patching with rubber sheets: The tire is removed, and the inside of the damaged area is sanded. Cold patch glue is then applied, allowed to dry slightly, and a cold patch rubber sheet is applied. Advantages: Suitable for repairing common holes and is the most commonly used tire repair method. Disadvantages: The hole is patched from the inside, but the hole on the tire remains, allowing water to seep in and damage the steel wires and fabric layers. Not suitable for larger holes. If the hole is large, sharp objects like gravel may puncture the patch from the hole. Mushroom nail repair: Similar to the cold patching method, but during the patching process, a rubber strip is inserted from the inside to the outside of the tire, completely sealing the hole. Advantages: This combined patching and plugging method is very reliable. Disadvantages: Not suitable for small holes. Tire sealant: Tire sealant is a chemical agent used to automatically fill leaks in car tires. It can only automatically repair minor tread punctures and is an emergency solution during travel.

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