Radialer Reifen für hohe Geschwindigkeiten und hohe Belastungen.

摘要

A heavy duty high speed radial tyre has a belt composed of at least one aromatic polyamide fibre cord ply, the product Tx 2ROOT D of the cable twist number T (turns/10cm) of the belt cords and the square root of the total denier number D (deniers) of the cord is 2.466 x 10<3> to 3.036 x 10<3>. In addition the elongation E (%) at breakage of the belt cord divided by the total denier number D may be 7.78 x 10<-><4> to 12.22 x 10<-><4>.