The structural design of tires with apex cushion compound and reinforcing compound was introduced.The first layer of carcass cord fabric adopted a turn-up design,the second layer of carcass cord fabric adopted a turn-down design,and the cushion compound and reinforcement compound were attached to the inside and outside of the apex compound.The cushioning compound and reinforcing compound adopted a pre-attaching process,which effectively enhanced the strength of the bead and improved the durability of the tire.
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