The repair is then permanently bonded to the inside of tire and through the injury channel using a cold, chemical vulcanizing process. If the angle of the puncture exceeds 35 degrees). However, special circumstances may require the use of a two-piece combination repair (ex. Patch/plug repairs are most often performed using a one-piece repair unit that combines the repair stem and cap (or patch) into one unit. This is commonly known as a combination repair or a patch/plug repair. The purpose of this article is to show you the difference between a safe, permanent repair and a temporary string, plug or patch repair.Īccording to the National Highway Traffic Safety Administration (NHSTA) and the Tire Industry Association (TIA), the only method to properly repair a tire puncture is to fill the injury with a repair stem and back the stem with a repair patch. Luckily there are safe and cost-effective ways to properly repair most tire punctures. Damaged Rims – hairline cracks on the rim of the wheel can also cause loss of air.So, you have a flat tire or one that’s leaking air. If there is a leak here, it can cause the tyre to become flat over time.Ħ. Bead Area Leak – the tyre bead is the edge of the tyre resting on the rim. It is always best to drive on the correct tyre pressure for your vehicle.ĥ. An overinflated tyre could be susceptible to a sudden failure. Incorrect Tyre Inflation – it’s important to maintain tyre pressure for many reasons, but also to avoid potential flat tyres. Valve Stem Leakage – you may suffer damage to the valve stem which will leak air from the tyre if it is compromised.Ĥ. That’s why it’s so important to look after your tyres as well as you can.ģ. Bad Road Conditions – if you hit a pothole or even just find yourself on a particularly uneven road, the conditions could lead to a flat tyre. Either way, you should have the damage looked at by a professional who will be able to repair it or recommend a replacement.Ģ. This could lead to a flat tyre quite quickly, or a slow puncture over time. Sharp Objects – a nail, a sharp piece of metal or piece of broken glass are some of the most common sharp objects which can become lodged in your tyre.
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