NON-PNEUMATIC TIRE

DRIVE August 23, 2023
Source
Provided is a non-pneumatic tire that enables to prevent tread peeling while allowing the ground pressure during running to be dispersed by the tread. A non-pneumatic tire (1) includes: an outer annular portion (2) having an outer periphery including a tread (5) provided thereon; an inner annular portion (3) provided inside the outer annular portion (2); and a plurality of link parts (4) that each connect the outer annular portion (2) and the inner annular portion (3), and are provided along a tire circumferential direction (D). The tread (5) includes a cap rubber (51) disposed on an outermost side in a tire radial direction (X), a first base rubber (52) disposed more inwards in the tire radial direction (X) than the cap rubber (51), and a second base rubber (53) disposed more inwards in the tire radial direction (X) than the first base rubber (52). When a rubber hardness of the first base rubber (52) is defined as Gb1 and a rubber hardness of the second base rubber (53) is defined as Gb2, Gb1 < Gb2 is satisfied.

Discussion in the ATmosphere

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