聚酯钢化棕丝是整体实芯结构，无需捻制，它充分体现了聚酯材料耐疲劳的物理特性，解决了传统纤维结构的不等长现象，产品具有受力均匀、不松散、不跑长、耐屈挠等优点，极大地提高了橡胶制品的使用寿命，而且又能够保持均衡一致，使企业可以做到定期更换。Polyester steel brown wire is an overall solid core structure， with no requirement of twisting， which fully reflects the physical characteristic of fatigue resistance of polyester materials and solves the traditional problem of unequal length in fiber structure. The product has the advantages of a uniform load， no looseness， no stretching， flex resistance， etc. It greatly improve