Invisible Guardian: The Key Role of PP Tire Bead Pad in Tire Safety Protection

23-09-2025

In the complex structure of tires, PP tire bead pads are often overlooked, but they are the "invisible guardians" that ensure driving safety. Triangle rubber tire partition plays an irreplaceable role in multiple critical safety aspects, from preventing tire bead detachment to avoiding air tightness failure.


pp tire bead pad


In emergency braking scenarios during high-speed driving, a huge impact force is generated between the tire bead and the wheel hub. If the support force of the Triangle rubber tire bead partition is insufficient, it can easily lead to tire bead detachment and cause serious traffic accidents. According to data from a safety testing agency, tires without high-performance Special Plastic products for tire factories have a 23% risk of derailment during emergency braking at a speed of 120 kilometers per hour; Tires equipped with reinforced Special plastic accessories for tire factories can reduce the risk of bead detachment to below 3%. This is thanks to the "metal skeleton+elastic rubber composite structure" used in the reinforced partition, which can maintain structural stability under instantaneous impact and firmly fix the connection between the tire and the wheel hub.


Apex Holder is still an important guarantee for tire airtightness. A decrease in tire airtightness can lead to abnormal tire pressure, increasing the risk of tire wear and blowouts. Traditional partitions suffer from air tightness failure due to rubber aging, accounting for 45% of the total number of tire failures. The new Plastic tray, which adopts a "high air tightness rubber+sealing lip structure", forms a dual sealing barrier on the inner wall of the tire, increasing the tire's air tightness by 60% and maintaining a tire pressure retention rate of over 95% within 30 days, effectively reducing safety hazards caused by abnormal tire pressure.


In low temperature environments, the cold resistance of Bead Cap is also related to safety. When the winter temperature in the north drops to minus 20 ℃, traditional rubber partitions are prone to hardening and becoming brittle, losing their elasticity, resulting in poor fit between the tire bead and wheel hub, leading to air leakage. The cold resistant formula used in the Bead wrap can maintain good elasticity even at minus 40 ℃, with a fitting retention rate of 90%, ensuring stable tire pressure during winter driving and avoiding problems such as tire icing and slipping caused by insufficient tire pressure.


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