CAP PLY STRIP WITH DIFFERENT NYLON 6,6 REINFORCEMENT CONSTRUCTIONS

摘要

A tire cord fabric or strip made of alternating PA66 / nylon 6.6 twisted elongated filamentary reinforcements elements having different constructions regarding their level of twist structure is disclosed. Such a cord fabrics or strips improves high speed durability and tread separation resistance when used as zero degree spirally wound cap ply on the belt package in pneumatic radial tires.