▎ 摘　　要

NOVELTY - The utility model relates to the technical field of polyester filament, claims a high-strength polyester filament, comprising a silica gel core, the inner part of the silica gel core is provided with a central metal wire, the outer side of the silica gel core is equidistantly provided with a first terylene monofilament, between two of the first terylene monofilament is provided with a reinforcing rib, the outer side of the first terylene monofilament and the reinforcing rib is provided with a terylene net, the inner part of the terylene net is provided with a second terylene monofilament and silica gel filling layer, the outer side of the terylene net is provided with a high-strength terylene filament surface, the inner part of the high-strength terylene filament surface is filled with graphene fibre, through three central metal wire spiral winding reinforcing the strength of the terylene yarn axis, by using the reinforcing rib and high strength terylene filament surface, it can improve the strength of the terylene filament from inside and respectively, and using high strength terylene filament surface also can enhance the wear resistance and antistatic capability of the terylene filament surface, filling the graphene fibre in the terylene filament can make the terylene filament has bacteriostatic effect.