FIELD: motor vehicle industry.
SUBSTANCE: invention relates to automotive industry. Pneumatic radial tire includes protector (4) forming the outermost layer of tire (1), and at least one belt (5) over spaceframe (3) forming the inner layer of tire (1). As layer (6) for armouring the undertread band, hybrid cords are used, including multifilament yarns made of polyethylene terephthalate (PET) and nylon 6.6.
EFFECT: improved strength characteristics in high-speed motion and low propensity to form flattened surface.
10 cl, 3 dwg
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